Generac Portable Generator 004709 0 User Manual

Models: 004709-0,  
005852-0  
Owner's Manual and  
Installation Instructions  
Air-cooled Recreational  
Vehicle Generators  
Quietpact 40G  
This manual should remain with the unit.  
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Introduction  
The operator (driver) is responsible for proper and safe use of the  
vehicle and its equipment, and the safety of all vehicle occupants.  
We strongly recommend that the operator read this manual and  
thoroughly understand all instructions before using this equipment.  
We also strongly recommend instructing other occupants in the  
vehicle to properly start and operate the generator. This prepares  
them if they need to operate the equipment in an emergency.  
INTRODUCTION  
Thank you for purchasing this model by Generac Power Systems  
Inc. This model is designed and manufactured to supply electrical  
power for recreational vehicles.  
READ THIS MANUAL THOROUGHLY  
If any portion of this manual is not understood, contact the near-  
est Authorized Service Dealer for starting, operating and servicing  
procedures.  
CONTENTS  
This manual contains pertinent owner’s information, including  
warranty, electrical diagrams, exploded views and lists of repair  
parts. In addition, the latter portion of this manual contains infor-  
mation necessary for the proper installation of these generators.  
Throughout this publication, and on tags and decals affixed to the  
generator, DANGER, WARNING, CAUTION and NOTE blocks are  
used to alert personnel to special instructions about a particular  
operation that may be hazardous if performed incorrectly or care-  
lessly. Observe them carefully. Their definitions are as follows:  
OPERATION AND MAINTENANCE  
It is the operator's responsibility to perform all safety checks, to  
make sure that all maintenance for safe operation is performed  
promptly, and to have the equipment checked periodically by  
an Authorized Service Dealer. Normal maintenance service and  
replacement of parts are the responsibility of the owner/operator  
and, as such, are not considered defects in materials or workman-  
ship within the terms of the warranty. Individual operating habits  
and usage contribute to the need for maintenance service.  
Indicates a hazardous situation or action which, if  
not avoided, will result in death or serious injury.  
Indicates a hazardous situation or action which,  
if not avoided, could result in death or serious  
injury.  
Proper maintenance and care of the generator ensures a minimum  
number of problems and keep operating expenses at a minimum.  
See an Authorized Service Dealer for service aids and acces-  
sories.  
Indicates a hazardous situation or action which,  
if not avoided, could result in minor or moderate  
injury.  
HOW TO OBTAIN SERVICE  
NOTE:  
When the generator requires servicing or repairs, simply contact  
an Authorized Service Dealer for assistance. Service technicians  
are factory-trained and are capable of handling all service needs.  
Notes contain additional information important to a procedure  
and will be found within the regular text body of this manual.  
These safety warnings cannot eliminate the hazards that they  
indicate. Common sense and strict compliance with the special  
instructions while performing the action or service are essential to  
preventing accidents.  
When contacting an Authorized Service Dealer or the factory about  
parts and service, always supply the complete model number and  
serial number of the unit as given on its data label, which is located  
on the generator.  
Four commonly used safety symbols accompany the DANGER,  
WARNING and CAUTION blocks. The type of information each  
indicates is as follows:  
Model No. _________________ Serial No.______________  
nThis symbol points out important safety  
information that, if not followed, could  
endanger personal safety and/or property of  
others.  
AUTHORIZED SERVICE  
DEALER LOCATION  
This symbol points out potential explosion  
hazard.  
  
This symbol points out potential fire hazard.  
This symbol points out potential electrical  
To locate the nearest AUTHORIZED SERVICE  
DEALER, please call this number:  
shock hazard.  
1-800-333-1322  
or locate us on the web at:  
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Safety Rules  
SAVE THESE INSTRUCTIONS – The manufacturer suggests that these rules for safe operation be  
copied and posted in potential hazard areas of the recreational vehicle. Safety should be stressed to  
all operators and potential operators of this equipment.  
n
Study these SAFETY RULES carefully before installing, operating  
or servicing this equipment. Become familiar with this manual and  
with the unit. The generator can operate safely, efficiently and reli-  
ably only if it is properly installed, operated and maintained. Many  
accidents are caused by failing to follow simple and fundamental  
rules or precautions.  
• Never sleep in the vehicle while the genset is running unless the  
vehicle has a working carbon monoxide detector. The exhaust  
system must be installed in accordance with the genset instal-  
lation manual. Make sure there is ample fresh air when operat-  
ing the genset in a confined area.  
• The engine exhaust fumes contain carbon monoxide, which can  
be DEADLY. This dangerous gas, if breathed in sufficient con-  
centrations, can cause unconsciousness or even death. This  
exhaust system must be installed properly, in strict compliance  
with applicable codes and standards. Following installation, do  
nothing that might render the system unsafe or in noncompli-  
ance with such codes and standards. The generator compart-  
ment must be completely vapor sealed from the vehicle interior.  
There must be no possibility of exhaust fumes entering the  
vehicle interior. Never operate this equipment with a leaking or  
defective exhaust system.  
The manufacturer cannot anticipate every possible circumstance  
that might involve a hazard. The warnings in this manual, and on  
tags and decals affixed to the unit, are, therefore, not all-inclusive.  
If using a procedure, work method or operating technique the  
manufacturer does not specifically recommend, ensure that it is  
safe for others. Also make sure the procedure, work method or  
operating technique utilized does not render the generator unsafe.  
• Keep hands, feet, clothing, etc., away from drive belts, fans,  
and other moving or hot parts. Never remove any drive belt or  
fan guard while the unit is operating.  
Despite the safe design of this generator,  
operating this equipment imprudently, neglect-  
n
ing its maintenance or being careless can  
cause  
• Adequate, unobstructed flow of cooling and ventilating air is  
critical to correct generator operation and is required to expel  
toxic fumes and fuel vapors from the generator compartment.  
Without sufficient cooling airflow, the engine/generator quickly  
overheats, which causes serious damage to the generator. Do  
not alter the installation or permit even partial blockage of ven-  
tilation provisions, as this can seriously affect safe operation of  
the generator.  
• When working on this equipment, remain alert at all times.  
Never work on the equipment when physically or mentally  
fatigued.  
• Inspect the generator regularly, and contact the nearest Authorized  
Service Dealer immediately for parts needing repair or replace-  
ment.  
possible injury or death. Permit only respon-  
sible and capable persons to operate or main-  
tain this equipment.  
Potentially lethal voltages are generated by  
these machines. Ensure all steps are taken to  
render the machine safe before attempting to  
work on the generator.  
Parts of the generator are rotating and/or  
hot during operation. Exercise care near run-  
ning generators.  
n
GENERAL HAZARDS  
• Before performing any maintenance on the generator, discon-  
nect its battery cables to prevent accidental start up. Disconnect  
the cable from the battery post indicated by a NEGATIVE, NEG  
or (–) first. Reconnect that cable last.  
• For safety reasons, the manufacturer recommends that the  
installation, initial start-up and maintenance of this equipment  
is carried out by an Authorized Service Dealer.  
• The generator engine releases DEADLY carbon monoxide gas  
through its exhaust system. This dangerous gas, if breathed  
in sufficient concentrations, can cause unconsciousness or  
even death. Never operate the generator set with the vehicle  
inside any garage or other enclosed area. DO NOT OPERATE  
THE GENERATOR IF THE EXHAUST SYSTEM IS LEAKING OR  
HAS BEEN DAMAGED. SYMPTOMS OF CARBON MONOXIDE  
POISONING ARE (a) inability to think coherently, (b) nausea,  
(c) vomiting, (d) twitching muscles, (e) throbbing temples,  
(f) dizziness, (g) headaches, (h) weakness, and (i) sleepi-  
ness. IF EXPERIENCING ANY OF THESE SYMPTOMS, MOVE  
INTO FRESH AIR IMMEDIATELY. IF SYMPTOMS PERSIST, GET  
MEDICAL HELP. Shut down the generator and do not operate it  
until it has been inspected and repaired.  
• Never use the generator or any of its parts as a step. Stepping  
on the unit can stress and break parts, and may result in dan-  
gerous operating conditions from leaking exhaust gases, fuel  
leakage, oil leakage, etc.  
2
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Safety Rules  
EXPLOSION HAZARDS  
ELECTRICAL HAZARDS  
• Do not smoke around the generator. Wipe up any fuel or oil spills  
immediately. Ensure that no combustible materials are left in the  
generator compartment, or on or near the generator, as FIRE or  
EXPLOSION may result. Keep the area surrounding the generator  
clean and free from debris.  
• GasolineisextremelyFLAMMABLEanditsvaporsareEXPLOSIVE.  
Do not permit smoking, open flame, sparks or any source of  
heat in the vicinity while handling gasoline. Comply with all laws  
governing the storage and handling of gasoline.  
• The generator covered by this manual produces dangerous  
electrical voltages and can cause fatal electrical shock. Avoid  
contact with bare wires, terminals, connections, etc., while the  
unit is running. Ensure all appropriate covers, guards and bar-  
riers are in place before operating the generator. If work must  
be done around an operating unit, stand on an insulated, dry  
surface to reduce shock hazard.  
• Do not handle any kind of electrical device while stand-  
ing in water, while barefoot, or while hands or feet are wet.  
DANGEROUS ELECTRICAL SHOCK MAY RESULT.  
• During installation onto the vehicle, have the generator prop-  
erly grounded (bonded) either by solid mounting to the vehicle  
frame or chassis, or by means of an approved bonding conduc-  
tor. DO NOT disconnect the bonding conductor, if so equipped.  
DO NOT reconnect the bonding conductor to any generator part  
that might be removed or disassembled during routine mainte-  
nance. If the grounding conductor must be replaced, use only a  
flexible conductor that is of No. 8 American Wire Gauge (AWG)  
copper wire minimum.  
• In case of accident caused by electric shock, immediately  
shut down the source of electrical power. If this is not pos-  
sible, attempt to free the victim from the live conductor. AVOID  
DIRECT CONTACT WITH THE VICTIM. Use a nonconducting  
implement, such as a rope or board, to free the victim from the  
live conductor. If the victim is unconscious, apply first aid and  
get immediate medical help.  
CALIFORNIA PROPOSITION 65 WARNING  
Engine exhaust and some of its constituents are known  
to the State of California to cause cancer, birth defects  
and other reproductive harm.  
• Never wear jewelry when working on this equipment. Jewelry  
can conduct electricity resulting in electric shock, or may get  
caught in moving components causing injury.  
CALIFORNIA PROPOSITION 65 WARNING  
This product contains or emits chemicals known to the  
State of California to cause cancer, birth defects and  
other reproductive harm.  
FIRE HAZARDS  
• For fire safety, the generator must be installed and maintained  
properly. Installation always must comply with applicable  
codes, standards, laws and regulations. Adhere strictly to local,  
state and national electrical and building codes. Comply with  
regulations the Occupational Safety and Health Administration  
(OSHA) has established. Also, ensure that the generator is  
installed in accordance with the manufacturer’s instructions  
and recommendations. Following proper installation, do noth-  
ing that might alter a safe installation and render the unit in  
noncompliance with the aforementioned codes, standards,  
laws and regulations.  
• Keep a fire extinguisher in the vehicle at all times. Extinguishers  
rated ABC” by the National Fire Protection Association are  
appropriate for use on the recreational vehicle generator electrical  
system. Keep the extinguisher properly charged and be familiar  
with its use. If there are any questions pertaining to fire extin-  
guishers, consult the local fire department.  
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General Information  
1.1 GENERATOR IDENTIFICATION  
Please record the following information from the generator DATA DECAL or information decal.  
1. Model Number ____________________  
3. kW Rating _________________________  
2. Serial Number _________________  
4. Rated Voltage _________________  
1. Generator Air Intake  
2. Engine Start/Stop Switch  
3. Fuse  
10. Fuel Pump (Behind Access Panel)  
11. Fuel Filter (Side View)  
12. Oil Filter  
4. Optional Remote Panel Receptacle (Side View)  
5. Generator AC Output Leads (Side View)  
6. Fuel Primer Switch  
13. Oil Drain Cap  
14. Oil Dipstick  
15. Air Filter (Behind Access Panel)  
16. Oil Fill  
7. Circuit Breaker  
8. Starter Contactor  
17. Spark Plug  
9. Fuel Inlet  
18 Evaporative Port (model 004709-0 only)  
17  
8
2 6  
14,16  
5
CONTROL CENTER  
7
3
C
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0
B
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T
A
R
T
F
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L
3
A
S
T
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P
P
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F
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A
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1
5
4
S
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IC  
E
A
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C
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S
S
P
A
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L
AIR FILTER LOCATED BEHIND PANEL.  
MAINTENANCE SCHEDULE  
OIL LEVEL:  
AIR FILTER:  
CHECK DAIL  
Y
CLEAN PREFILTER  
EVERY 100 HOURS.  
REPLACE ELEMENT  
EVERY 250 HOURS.  
*
*
10/15  
OIL  
&
OIL FILTER:  
CHANGE EVERY 100  
HOURS. (OR ANNUALLY)  
*
PERFORM MORE OFTEN IN DUSTY CONDITIONS  
*
SPARK PLUGS:  
FUEL FILTER:  
INSPECT  
&
CLEAN  
PLUGS EVERY 100  
HOURS. REPLACE PLUGS  
EVERY 500 HOURS.  
(IF NECESSARY)  
18  
AC  
CHANGE EVERY 400  
HOURS. (OR ANNUALLY)  
D
REPLACEMENT INFORMATION  
PREFILTER P/N:  
AIR FILTER P/N:  
OIL FILTER P/N:  
SPARK PLUG P/N:  
FUEL FILTER P/N:  
0D4511  
0D3262  
070185  
072347  
0D7515  
OIL CAPACITY WITH FILTER:  
0.8L/0.84QT  
TEMPERATURE  
SAE VISCOSITY  
32°F AND HIGHER  
10°F TO 100°F  
0°F TO 80°F  
30  
15W-40  
10W-30  
5W-30  
-20°F TO 50°F  
WHEN SERVICE OR PARTS ARE NEEDED IN  
THE USA OR CANADA, CONTACT THE GENERAC  
SERVICE LOCATOR AT 1-800-333-1322.  
9/11  
13  
1
12  
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General Information  
1.2 GENERATOR APPLICABILITY  
These generators have been designed and manufactured for sup-  
plying electrical power for recreational vehicles. Do not modify the  
generator or use it for any application other than for what it was  
designed. If there are any questions pertaining to its application,  
contact an Authorized Service Dealer. Do not use the unit until  
advised by a competent authority.  
1.4 GENERATOR AC  
CONNECTION SYSTEM  
This generator set is equipped with dual stator AC power windings.  
These two-stator windings supply electrical power to customer  
electrical loads by means of a two-wire connection system. Note,  
however, that the neutral is bonded to the frame of the engine-  
generator.  
The generator may have been installed so that it powers 120-volt AC  
loads (Figure 1.1). It can be wired to connect 120-volt AC electri-  
cal loads. This procedure should be done by an Authorized Service  
Dealer or other qualified installer.  
For fire safety, the generator must have been  
properly installed in compliance with ANSI  
119.2-1975/NFPA 501C-1974, “Standard for  
Recreational Vehicles, Part III – Installation  
of Electrical Systems.” The generator also  
must have been installed in strict compliance  
with the manufacturer’s detailed installation  
instructions. After installation, do nothing  
that might render the unit in noncompliance  
with such codes, standards and instructions.  
Figure 1.1 – Connections for 120 Volts Only  
Use this generator to supply electrical power for operating 120-volt,  
single-phase, 60 Hertz, AC electrical loads. These loads can require  
up to 3,600 watts (3.6 kW) of power, but cannot exceed 30 AC  
amperes of current at 120 volts.  
Do not overload the generator. Some instal-  
lations may require that electrical loads be  
n
alternated to avoid overloading. Applying  
excessively high electrical loads may dam-  
age the generator and may shorten its  
life. Add up the rated watts of all electrical  
lighting, appliance, tool and motor loads  
the generator will power at one time. This  
total should not be greater than the watt-  
age capacity of the generator. If an electrical  
device nameplate gives only volts and amps,  
multiply volts times amps to obtain watts  
(volts x amps = watts). Some electric motors  
require more watts of power (or amps of cur-  
rent) for starting than for continuous opera-  
tion.  
1.5 SPECIFICATIONS  
1.5.1 FUEL REQUIREMENTS  
This generator is equipped with a gasoline fuel system. Depending  
on the installation, the generator may have either a separate fuel  
tank, or it may “share” the vehicle engine’s fuel tank.  
NOTE:  
Some installations using a “shared” fuel tank may have a gen-  
erator fuel pickup tube that is shorter than the vehicle engine’s  
pickup tube. Such an arrangement causes the generator engine  
to “run out of gas” while adequate fuel for the vehicle remains  
in the tank.  
1.3 SAFETY  
Before attempting to use the generator set, carefully read the  
“Safety Rules” section of this manual. Comply strictly with these  
rules to prevent accidents and damage to equipment and/or  
property. We suggest copying and posting the “Safety Rules” in  
potential hazard areas of the vehicle. Stress safety to all operators  
and potential operators of this equipment.  
To reduce lead and carbon deposits use high quality UNLEADED  
gasoline with the generator. Leaded REGULAR grade gasoline is an  
acceptable substitute.  
NOTE:  
Using unleaded gasoline contributes to longer engine valve life  
by reducing lead and carbon deposits.  
5
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General Information  
1.5.5 GENERATOR  
Rated Maximum Continuous  
nThe manufacturer does not recommend  
using any gasoline containing alcohol (such  
AC Output (Gasoline)...................................................3,600 Watts (3.6 kW)  
Rated Voltage...............................................................................120 Volts AC  
Rated Maximum Continuous  
AC Current (Gasoline).................................................................30 Amperes  
as “gasohol”). If using any gasoline contain-  
ing alcohol, it must not contain more than  
10 percent ethanol, and it must be removed  
from the generator during storage. Do NOT  
use any gasoline containing methanol. If  
using gasoline with alcohol, inspect more  
frequently for fuel leaks and other abnor-  
malities.  
Phase......................................................................................................Single  
Rotor RPM.............................................................................................. 3,600  
Number of Rotor Poles...................................................................................2  
Engine RPM............................................................................................ 3,600  
Rated AC Frequency............................................................................... 60 Hz  
Battery Charge Voltage ..................................................................14 Volts DC  
Battery Charge Current .........................................................2 Amperes (max)  
Gasoline weight ............................................................................ 170 Pounds  
Length............................................................................749.8 mm (29.52 in.)  
Width .............................................................................483.1 mm (19.02 in.)  
Height ............................................................................342.2 mm (13.47 in.)  
1.5.2 FUEL CONSUMPTION  
Model  
No Load  
1/2 Load  
Full Load  
004709-0  
0.24  
0.35  
0.55  
Fuel consumption is in gal/hr.  
* Maximum wattage and current are subject to, and limited by, such factors as  
fuel Btu content, ambient temperature, altitude, engine condition, etc.. Maximum  
power decreases about 3.5% for each 1,000 feet above sea level; and will  
also decrease about 1% for each 6° C (10° F) above 16° C (60° F) ambient  
temperature.  
1.5.3 ENGINE OIL REQUIREMENTS  
Use only high quality detergent oil rated with American Petroleum  
Institute (API) Service Classification SF, SG or SH. The recom-  
mended oil weights include the following:  
1.5.6 EMISSIONS COMPLIANCE PERIOD  
For non-handheld engines the Emissions Compliance Period  
referred to on the Emissions Compliance Label indicates the num-  
ber of operating hours for which the engine has been shown to  
meet Federal emission requirements.  
• During summer months: SAE 30. An acceptable substitute is  
SAE 10W-30.  
• During winter months: SAE 5W-30. DO NOT USE SAE  
10-W40.  
• For engines less than 225 cc displacement, Category C=125  
hours, B=250 hours, and A=500 hours.  
Crankcase and oil filter capacity is approximately 800 mL or .84  
U.S. quarts. Do NOT use special additives. See sections "Checking  
the Engine Oil Level" and "Changing the Engine Oil and/or Oil Filter"  
for oil level check and fill procedures.  
• For engines of 225 cc or more, Category C=250 hours, B=500  
hours, and A=1000 hours.  
1.5.7 EVAPORATIVE EMISSIONS INFORMATION  
1.5.4 ENGINE  
This generator is subject to evaporative emission standards which  
have been implemented by the California Air Resource Board  
(CARB) and the Environmental Protection Agency (EPA). If this  
generator is offered for sale in the state of California, it must be  
covered by a CARB evaporative Executive Order. If this generator  
is offered for sale to the final consumer in any other state, certified  
low-permeation fuel line must be used to supply fuel to the genera-  
tor as required by EPA.  
Type of Engine ............................................................GN-220, Single-cylinder  
Cooling Method ................................................................................Air-cooled  
Rated Horsepower...............................................................7.8 @ 4,200 rpm  
Displacement......................................................................................... 220cc  
Cylinder Block....................................................Aluminum w/Cast Iron Sleeve  
Type of Governor ...................................................... Mechanical, Fixed Speed  
Air Cleaner ................................................. Paper Element w/Foam Precleaner  
Starter.................................................................................12-volt DC Electric  
Ignition System..............................................Solid-state w/Flywheel Magneto  
Recommended Spark Plug  
Champion......................................................................................... RC14YC  
AC..........................................................................................................R45S  
Fram Autolite.............................................................................................. 65  
Spark Plug Gap................................................................0.030 inch (76 mm)  
Recommended Minimum Battery....................................... 400 Cold-cranking  
Amperes  
Anyone who installs or configures a fuel system to supply this  
generator with gasoline is required to comply with all applicable  
evaporative emission regulations. If this generator is configured  
such that it shares the primary fuel system of a vehicle in which it  
is installed, reduced certification requirements may apply. See the  
ca.gov/msprog/macs/mac0505/mac0505.pdf for further details. If  
this generator is installed such that it uses a dedicated fuel system,  
detailed evaporative emission requirements apply; contact a repu-  
table fuel system manufacturer to purchase a complete fuel sys-  
tem certified for use with this generator, or consult the California  
Code of Regulations if you wish to obtain certification on your  
own. See the installation instructions in this manual for connecting  
fuel system vapor lines to the engine.  
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Operation  
This generator is not legal for sale in the state of California unless  
all CARB evaporative emission requirements are adhered to, and  
is not legal for sale in any other state unless certified low-per-  
meation fuel line is used to supply the generator with gasoline.  
Contact the California Air Resource Board or the Environmental  
protection agency for further information. CARB regulations can  
be found in 13 CCR §§2750 – 2773; EPA regulations can be  
found in 40 CFR Part 90.  
2.2 OPTIONAL REMOTE  
START/STOP PANEL  
A remote mounted Start/Stop Panel is available that allows start-  
ing and stopping the generator engine conveniently from inside  
the vehicle.  
Order part number 0F0429 or 0F0430, a remote panel that includes  
a Start/Stop switch, a generator run lamp, a fuel prime switch, and  
an hourmeter. The hourmeter provides a continuous indication of  
engine/generator operating time. Use the hourmeter for checking  
off periodic maintenance requirements on the unit.  
2.1 GENERATOR CONTROL PANEL  
The following features are mounted on the generator control panel  
(Figure 2.1):  
Figure 2.1 – Generator Control Panel  
2.3 AUTOMATIC CHOKE  
The engine is equipped with an automatic choke that consists of  
two main components: a choke solenoid and prechoke.  
CONTROL CENTER  
C
3
. B  
.
S
T
A
R
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F
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0
A
2.3.1 CHOKE SOLENOID  
During engine cranking (Start/Stop switch at START), a solid-state  
choke module signals the choke solenoid to activate and cycle  
(choke on/choke off) until the engine starts. The choke solenoid  
thus opens and closes the carburetor choke valve only when the  
engine is cranking. When the engine starts, the choke stops  
cycling.  
S
T
O
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P
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I M  
E
F U S E  
7. 5  
A
2.3.2 PRECHOKE  
The choke system also has a temperature-sensitive metal strip that  
adjusts choke valve angle according to ambient temperatures (i.e.,  
in cold ambient temperatures, choke valve closes more). Once the  
engine starts, an element heats the temperature-sensitive strip to  
a normal operating condition, opening the choke valve. This may  
take about three minutes in cooler weather.  
2.1.1 FUEL PRIMER  
Before starting a cold engine (if it has not been started in more  
than two weeks), press this switch for approximately 10 to 15  
seconds to bring fuel from the tank to the carburetor. This rocker  
type switch springs back into its original position when released.  
2.4 BEFORE STARTING THE  
2.1.2 START/STOP SWITCH  
To crank and start the engine, hold this switch in the START posi-  
tion. Release the switch when the engine starts. To stop an operat-  
ing engine, press and hold the switch in the STOP position until the  
engine shuts off. The switch center position is the RUN position.  
ENGINE  
NOTE:  
Instructions and information in this manual assume the genera-  
tor has been properly installed, connected, serviced, tested and  
adjusted by a qualified installation technician or installation  
contractor.  
2.1.3 FUSE  
The fuse protects the engine’s DC control circuit against electrical  
overload. If the fuse element has melted open due to overloading,  
the engine cannot be cranked. If the fuse must be replaced, use  
only an identical replacement.  
2.4.1 INSTALLATION  
Generator installation must have been properly completed so it  
complies with all applicable codes, standards and regulations and  
with the manufacturer's recommendations.  
2.1.4 MAIN BREAKER  
The main breaker protects the generator’s AC output circuit against  
overload and provides a method of turning OFF the generator’s  
120-volt AC output to the vehicle circuits. This generator has  
30-amp breaker.  
2.4.2 ENGINE LUBRICATION  
Have the engine crankcase properly serviced with the recommended  
oil before starting. Refer to sections "Engine Oil Requiremtents",  
"Checking the Engine Oil Level" and "Changing the Engine Oil and/  
or Oil Filter" for oil servicing procedures and recommendations.  
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Operation  
2.5 STARTING THE GENERATOR  
NOTE:  
Any attempt to crank or start the engine  
Read the vehicle manufacturer’s instructions. The owner/  
operator should become familiar with the vehicle in which this  
generator is installed. Differences exist between vehicles. For  
example, some vehicles may use a transfer switch to isolate  
dockside power from the generator, while other vehicles may  
use an isolating receptacle. Some vehicles may be equipped  
with a DC converter, which allows the generator to power cer-  
tain DC lighting and other DC loads.  
before it has been properly serviced with the  
recommended oil may result in an engine  
failure.  
n
2.4.3 FUEL SUPPLY  
The engine must have an adequate supply of proper fuel to oper-  
ate. Before starting it, check that sufficient fuel is available.  
To start the generator from either the generator control panel or  
from the optional remote panel, proceed as follows:  
NOTE:  
Depending on the installation, the generator may have either a  
separate fuel tank, or it may “share” the vehicle engine’s fuel  
tank.  
1. Turn OFF electrical loads using the means provided in the  
vehicle (such as a main line circuit breaker or transfer  
switch).  
2.4.4 COOLING AND VENTILATING AIR  
NOTE:  
Air inlet and outlet openings in the generator compartment must  
be open and unobstructed for continued proper operation. Without  
sufficient cooling and ventilating airflow, the engine/generator  
quickly overheats, which causes it to shut down and may damage  
the generator.  
If starting from the generator control panel, turn OFF loads  
by setting the generator’s main circuit breaker to the OFF (or  
open) position. If starting from a remote panel, turn OFF loads  
using the means provided in the vehicle (such as a main circuit  
breaker). Electrical load circuits will be turned ON after the  
generator has started, stabilized and warmed up.  
2.4.5 ENGINE EXHAUST GAS  
2. If the engine has not been started in more than two weeks,  
press the Fuel Pump Primer switch and hold it for about 10 to  
15 seconds to prime the fuel system. However, if the engine  
is warm, skip Step 2.  
Before starting the generator engine, be sure there is no way for  
exhaust gases to enter the vehicle interior and endanger people or  
animals. Close windows, doors and other openings in the vehicle  
that, if open, might permit exhaust gases to enter the vehicle.  
3. Hold the engine Start/Stop switch in the START position to  
crank the engine. Release the switch when the engine starts.  
The generator engine releases DEADLY  
carbon monoxide gas through its exhaust  
nsystem. This dangerous gas, if breathed in  
If the engine does not start after it has been  
cranking for 15 seconds, release the Start/  
n
sufficient concentrations, can cause uncon-  
sciousness or even death. Never operate  
the generator set with the vehicle inside  
any garage or other enclosed area. DO  
NOT OPERATE THE GENERATOR IF THE  
EXHAUST SYSTEM IS LEAKING OR HAS  
BEEN DAMAGED. SYMPTOMS OF CARBON  
MONOXIDE POISONING ARE (a) inability to  
think coherently, (b) nausea, (c) vomiting,  
(d) twitching muscles, (e) throbbing tem-  
ples, (f) dizziness, (g) headaches, (h) weak-  
ness, and (i) sleepiness. IF EXPERIENCING  
ANY OF THESE SYMPTOMS, MOVE INTO  
FRESH AIR IMMEDIATELY. IF SYMPTOMS  
PERSIST, GET MEDICAL HELP. Shut down  
the generator and do not operate it until it  
has been inspected and repaired.  
Stop switch, wait one minute and try again.  
Holding the switch for longer than 15 sec-  
onds can damage the starter motor.  
4. Let the engine run at no-load for a few minutes to stabilize and  
warm up.  
5. Turn ON electrical loads using the means provided (such as a  
main circuit breaker or transfer switch).  
2.6 STOPPING THE GENERATOR  
1. Turn OFF all electrical loads using the means provided (such  
as a main circuit breaker or transfer switch).  
2. Let generator run at no-load for a few minutes, to stabilize inter-  
nal engine generator temperatures.  
3. Place the Start/Stop switch in its STOP position.  
2.7 APPLYING LOADS TO  
Never sleep in the vehicle while the genset  
GENERATOR  
is running unless the vehicle has a working  
n
When applying electrical loads to the generator, observe these  
guidelines:  
carbon monoxide detector. The exhaust sys-  
tem must be installed in accordance with the  
genset installation manual. Make sure there  
is ample fresh air when operating the genset  
in a confined area.  
• Before applying electrical loads, let the generator stabilize and  
warm up for a minute or two.  
• DO NOT overload the generator.  
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Operation  
Figure 2.2 – Low Oil Pressure and  
2.7.1 LETTING THE ENGINE STABILIZE  
High Temperature Switches  
The generator supplies correct rated voltage only at the proper  
governed speed. Some electrical appliances may be extremely  
sensitive to voltage. Incorrect voltages can damage such appli-  
ances.  
High Temperature Switch  
Low Oil Pressure  
Switch  
If electrical loads are applied at reduced operating speeds, such  
loads imposed on the engine when sufficient power is not available  
may shorten engine life. Never turn ON electrical loads until after the  
generator engine has started and stabilized at no-load.  
2.8 DO NOT OVERLOAD THE  
GENERATOR  
Read the rated wattage/amperage capacity of the generator on the  
generator data label (see "Generator Identification").  
Applying electrical loads in excess of the unit’s rated capacity will  
cause the engine/generator to automatically shut down.  
To avoid overloading, add up the wattage of all connected electrical  
lighting, appliance, tool and motor loads. This total should not be  
greater than the generator’s rated wattage capacity.  
2.9.3 FIELD BOOST  
The Controller Circuit Board houses a field boost diode and resistor  
that are not part of the automatic choke circuit. These two compo-  
nents are part of a “field boost” circuit (Figure 2.3). During engine  
cranking only, a positive DC (battery) voltage is delivered through  
the diode, resistor, brushes and slip rings, to the generator rotor.  
Application of this voltage to the rotor “flashes the field” whenever  
it is started. Flashing of the field each time the generator starts  
makes sure that a sufficiently strong magnetic field is available to  
produce “pickup” voltage in the stator windings.  
• Most lighting, appliance, tool and motor loads indicate their  
required watts on their nameplate or data plate. For light bulbs,  
simply note the wattage rating of the bulb.  
• If a load does not show its rated wattage, multiply that load’s  
rated VOLTS times AMPS to obtain WATTS.  
• Induction type motors (such as those that run the vehicle’s  
furnace fan, refrigerator, air conditioner, etc.) need about 2-1/2  
time more watts of power for starting than for running (for a  
few seconds during motor starting). Be sure to allow for this  
when connecting electrical loads to the generator. First, figure  
the watts needed to start electric motors in the system. To that  
figure, add the running wattages of other items that will be oper-  
ated by the generator.  
Figure 2.3 – Field Boost Circuit  
• Do not apply heavy electrical loads for the first two or three  
hours of operation.  
2.9 PROTECTION SYSTEMS  
2.9.1 LOW OIL PRESSURE SWITCH  
This switch (Figure 2.2) has normally closed (N.C.) contacts that  
are held open by engine oil pressure during cranking and operating.  
Should oil pressure drop below a preset level, switch contacts close,  
and the engine automatically shuts down. The unit should not be  
restarted until oil is added.  
2.9.2 HIGH TEMPERATURE SWITCH  
This switch (Figure 2.2), which has normally open (N.O.) contacts,  
is mounted near the oil filter. The contacts close if the temperature  
should exceed approximately 305º F (152º C), initiating an engine  
shutdown.  
2.9.4 OVERVOLTAGE PROTECTION  
A solid-state voltage regulator (Figure 2.4) controls the generator’s  
AC output voltage. This regulator supplies an excitation current to  
the rotor. By regulating the rotor’s excitation current, the strength  
of its magnetic field is regulated and, in turn, the voltage delivered  
to connected electrical loads is controlled. When the AC frequency  
is 60 Hertz, voltage is regulated at 120 volts (voltage-to-frequency  
ratio is 2-to-1).  
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Maintenance  
Figure 2.4 – Solid State Voltage Regulator  
3.1 CHECKING THE ENGINE OIL  
LEVEL  
For oil capacities and requirements, see “Engine Oil Requirements”.  
Check the engine crankcase oil level at least every eight hours of  
operation, or before each use. To check the engine oil level, pro-  
ceed as follows (see Figure 3.1):  
1. Be sure the generator is as level as possible.  
2. Remove the dipstick and wipe it dry with a clean, lint-free  
cloth.  
3. Install and tighten the dipstick cap; then, remove it again. The  
oil level should be at the dipstick “Full” mark.  
4. If necessary, remove the oil fill cap on the rocker cover and  
slowly add oil until it reaches the dipstick “Full” mark. DO NOT  
FILL ABOVE THE “FULLMARK.  
The voltage regulator also incorporates a “voltage surge protection  
circuit.” This circuit prevents troublesome surges in the generator  
AC output voltage. Voltage surge is a common cause of damage  
to electronic equipment.  
Never operate the engine with the oil level  
below the Add” mark on the dipstick. Doing  
n
this could damage the engine.  
5. Install and tighten the oil fill cap and the dipstick before oper-  
ating the engine.  
2.10 ADDITIONAL INFORMATION  
2.10.1 ATTENTION REQUIRED AFTER SUBMERSION  
3.2 CHANGING THE ENGINE OIL  
If the recreational vehicle generator has been submerged in water,  
it be started and operated. Following any submersion in water,  
have an Authorized Service Dealer thoroughly clean and dry the  
generator.  
AND/OR OIL FILTER  
• Change the after the first 25 hours of operation. Thereafter,  
change the oil every 100 operating hours. Change the oil more  
frequently if operating consistently under heavy load or at high  
ambient temperatures.  
2.10.2 OPERATION IN HIGH GRASS OR BRUSH  
• Change the engine after the first 25 hours of operation, and  
Never operate the generator while the vehicle is parked over high  
grass, weeds, brush, leaves or any other combustible substance.  
Such materials can ignite and burn from the heat of the exhaust  
system. The generator exhaust system becomes extremely hot  
during operation and remains hot for a long time after it has shut  
down.  
every 100 operating hours thereafter.  
• To change the oil and/or oil filter, proceed as follows (see Figure  
3.1):  
1. Run the engine until it is thoroughly warmed up (at least five  
minutes) then shut OFF the engine.  
2. Immediately after the engine shuts OFF, pull the oil drain  
cover free of the base. Remove the plug from the tube with a  
5/16” allen wrench and drain the oil into a suitable container.  
Loosening the oil fill cap will allow the crankcase to drain  
faster.  
2.10.3 EFFECTS OF MOISTURE AND DIRT  
Keep the generator set as clean and dry as possible. Protect the  
unit against excessive dust, dirt, corrosive vapors, road splash,  
etc. Permitting dirt and moisture to accumulate on generator  
windings will have an adverse effect on the insulation resistance  
of those windings.  
3. After the oil has drained, replace the plug onto the end of the oil  
drain tube. Retain the cover in the base.  
4. With the oil drained, remove the old oil filter by turning it coun-  
terclockwise. Place a towel underneath to catch excess oil.  
5. Apply a light coating of clean engine oil to the gasket of the  
new filter. Fill the filter until saturated with clean oil.  
6. Screw the new filter on by hand until its gasket lightly contacts  
the oil filter adapter. Then, tighten the filter an additional 3/4 to  
one turn.  
When moisture is allowed to remain in contact with windings,  
some of the moisture will be retained in voids and cracks in the  
insulation. This causes a reduced insulation resistance and will  
eventually cause problems. Dirt will make the problem worse,  
since dirt tends to hold moisture in contact with windings. Salt (as  
from sea air) also will worsen the problem since it tends to absorb  
moisture from the air. Salt and moisture, when combined, form a  
good electrical conductor.  
7. Remove the dipstick and wipe it dry with a clean, lint-free  
cloth. This will be used later to check the oil level.  
8. Remove the oil fill cap on the oil fill tube and slowly add the  
proper type and amount of recommended oil (see “Engine Oil  
Requirements”). Periodically use the dipstick to check the oil  
level and continue to fill the crankcase until the oil reaches  
the dipstick “Full” mark. DO NOT FILL ABOVE THE “FULL”  
MARK.  
10  
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Maintenance  
Figure 3.1 – Oil Maintenance Features  
CONTROL CENTER  
C
3
.
0
B
A
.
S
T
A
R
T
F
U
E
L
S
T
O
P
P
R
I M  
E
F
U
S
A
E
7.5  
S
E
R
V
IC  
E
A
C
C
E
S
S
P
A
N
E
L
AIR FILTER LOCATED BEHIND PANEL.  
MAINTENANCE SCHEDULE  
OIL LEVEL:  
AIR FILTER:  
CHECK DAILY  
CLEAN PREFILTER  
EVERY 100 HOURS.  
REPLACE ELEMENT  
EVERY 250 HOURS.  
*
*
OIL  
&
OIL FILTER:  
CHANGE EVERY 100  
HOURS. (OR ANNUALLY)  
*
PERFORM MORE OFTEN IN DUSTY CONDITIONS  
*
SPARK PLUGS:  
FUEL FILTER:  
INSPECT  
&
CLEAN  
PLUGS EVERY 100  
HOURS. REPLACE PLUGS  
EVERY 500 HOURS.  
(IF NECESSARY)  
CHANGE EVERY 400  
HOURS. (OR ANNUALLY)  
REPLACEMENT INFORMATION  
PREFILTER P/N:  
AIR FILTER P/N:  
OIL FILTER P/N:  
SPARK PLUG P/N:  
FUEL FILTER P/N:  
0D4511  
0D3262  
070185  
072347  
0D7515  
OIL CAPACITY WITH FILTER:  
0.8L/0.84QT  
TEMPERATURE  
SAE VISCOSITY  
32˚F AND HIGHER  
10˚F TO 100˚F  
0˚F TO 80˚F  
30  
15W-40  
10W-30  
5W-30  
-20˚F TO 50˚F  
WHEN SERVICE OR PARTS ARE NEEDED IN  
THE USA OR CANADA, CONTACT THE GENERAC  
SERVICE LOCATOR AT 1-800-333-1322.  
Oil Drain  
Oil Filter  
Oil Dipstick/Oil Fill  
9. Install and tighten the oil fill cap and the dipstick before oper-  
Figure 3.2 – Engine Air Cleaner  
ating the engine.  
10. Start the engine and check for leaks.  
NOTE:  
Check the oil level and fill to the “FULLmark after checking for  
leaks. The filter will retain some oil.  
3.3 MAINTAINING THE ENGINE  
AIR CLEANER  
3.3.1 CLEANING THE FOAM PRECLEANER  
Clean and re-oil the foam precleaner every three months or every  
25 hours of operation, whichever occurs first. Service the foam  
precleaner more frequently if operating the generator in extremely  
dusty or dirty conditions. Use the following procedure (Figure  
3.2):  
3.3.2 CLEANING OR REPLACING THE PAPER FILTER  
Once each year or every 100 hours of operation (whichever comes  
first), clean or replace the paper filter. The new replacement filter  
must be flame retardant. Service the paper filter more frequently if  
operating the generator in extremely dusty or dirty conditions. Use  
the following procedure (Figure 3.2):  
1. Turn the two screws counterclockwise to loosen.  
2. Remove the cover, foam precleaner and paper filter.  
3. Remove the foam precleaner from the cover.  
4. Wash the foam precleaner in liquid detergent and water.  
5. Wrap the foam precleaner in a clean cloth and gently squeeze  
it dry.  
6. Saturate the foam precleaner in clean engine oil. Gently  
squeeze it in a clean cloth to remove excess oil and to distrib-  
ute oil (DO NOT TWIST).  
1. Follow steps 1-3 in "Cleaning the Foam Precleaner"; service  
the foam precleaner if necessary.  
2. Remove the paper filter.  
3. Clean the air filter by tapping it gently on a solid surface. If the  
filter is too dirty, replace it with a new one. Dispose of the old  
filter properly.  
4. Clean the air cleaner cover then reassemble following steps  
7. Install the foam precleaner into the cover, followed by the  
7-9 in section "Cleaning the Foam Precleaner".  
paper filter.  
8. Install the cover, foam precleaner and paper filter.  
9. Tighten the two screws to retain the filter in place.  
11  
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Maintenance  
3.4 CLEAN AIR INTAKE  
Clean all foreign material from the air intake (Figure 3.3) at least  
once every 100 hours of operation. Clean more often if neces-  
sary.  
Sparking can occur if the wire terminal does  
not fit firmly on the spark plug terminal end.  
If necessary, re-form the wire terminal to  
obtain a tight fit.  
n
Inspect the area around the generator exhaust muffler periodically  
and remove all grass, leaves, dirt, etc., from this area.  
3.6 FUEL FILTER  
Figure 3.3 – Cleaning Air Intake  
Remove and replace the fuel filter (Figure 3.5) once each year or  
every 400 hours of operation, whichever comes first. Fuel filter is  
removed with a 15/16” deep well socket.  
Figure 3.5 – Fuel Filter  
POS  
FUEL  
NEG  
USTC  
3.5 CHECKING THE ENGINE  
3.7 CLEAN SPARK ARRESTOR  
The engine exhaust muffler has a spark arrestor screen. Inspect  
and clean the screen every 50 hours of operation or once each  
year, whichever comes first.  
SPARK PLUG  
Clean the spark plug and reset the spark plug gap every 100 hours  
of operation.  
1. Clean the area around the base of the spark plug to keep dirt  
and debris out of the engine. Remove the spark plug and  
check the condition. Replace the spark plug if worn or if reuse  
is questionable.  
2. Clean spark plug by scraping or washing using a wire brush  
and commercial solvent. Do not blast the spark plug to  
clean.  
3. Check the spark plug gap using a wire feeler gauge. Adjust the  
gap to 0.030 inch (0.76 mm) by carefully bending the ground  
electrode (Figure 3.4).  
NOTE:  
If using the generator on any forest-covered, brush-covered or  
grass-covered unimproved land, it must equipped with a spark  
arrestor. The spark arrestor must be maintained in good condi-  
tion by the owner/operator.  
• Remove the screen retaining bracket by removing the screw.  
• Slide the spark arrestor screen out from the tail pipe.  
• Inspect screen and replace if torn, perforated or otherwise  
damaged. DO NOT USE a defective screen. If screen is not  
damaged, clean it with commercial solvent.  
Figure 3.4 – Setting the Spark Plug Gap  
• Replace the screen and the retaining bracket.  
12  
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Maintenance  
Figure 3.6 - Spark Arrestor  
3.9.2 EVERY SIX MONTHS  
• Have the state of charge and condition checked. This should be  
done with an automotive-type battery hydrometer.  
Note:  
Servicing of the battery is to be performed or supervised by  
personnel knowledgeable of batteries and the required precau-  
tions. Keep unauthorized personnel away from batteries.  
TAILPIPE  
P/N 0E0683  
Damage will result if the battery connections are made in  
reverse.  
Do not dispose of the battery in a fire. The  
battery is capable of exploding. Storage bat-  
SPARK ARRRESTOR  
SCREEN P/N 089680  
teries give off explosive hydrogen gas. This  
gas can form an explosive mixture around  
the battery for several hours after charging.  
The slightest spark can ignite the gas and  
cause an explosion. Such an explosion can  
shatter the battery and cause blindness or  
other injury. Any area that houses a storage  
battery must be properly ventilated. Do not  
allow smoking, open flame, sparks, or any  
spark producing tools or equipment near the  
battery. Discharge static electricity from body  
before touching the battery by first touching  
a grounded metal surface.  
RETAINING  
SCREW P/N 056892  
3.8 CLEANING THE GENERATOR  
Keep the generator set as clean and dry as possible. Protect the  
unit against excessive dust, dirt, corrosive vapors, road splash,  
etc. Permitting dirt and moisture to accumulate on generator  
windings will have an adverse effect on the insulation resistance  
of those windings.  
When moisture is allowed to remain in contact with windings,  
some of the moisture will be retained in voids and cracks in the  
insulation. This causes a reduced insulation resistance and will  
eventually cause problems. Dirt will make the problem worse,  
since dirt tends to hold moisture in contact with windings. Salt (as  
from sea air) also will worsen the problem since it tends to absorb  
moisture from the air. Salt and moisture, when combined, form a  
good electrical conductor which can be damaging to the generator  
windings.  
Abattery presents a risk of electrical shock  
and high short circuit current. The following  
precautions are to be observed when work-  
ing on batteries:  
• Remove watches, rings or other metal objects;  
• Use tools with insulated handles;  
• Wear rubber gloves and boots;  
• Do not lay tools or metal parts on top of the  
battery;  
• Disconnect any charging source prior to connect-  
ing or disconnecting battery terminals; and  
• Do not use any jumper cables or booster battery  
to crank and start the generator engine. If any  
battery has discharged, remove it for recharging.  
nDo NOT use a forceful spray of water to  
clean the generator. Water will enter the gen-  
erator interior and cause problems, and may  
also contaminate the generator fuel system.  
3.9 BATTERY MAINTENANCE  
All lead-acid batteries will discharge when not in use. The genera-  
tor battery should be inspected as follows:  
Do not open or mutilate the battery.  
Released electrolyte has been known to  
n
be harmful to the skin and eyes, and to be  
toxic.  
3.9.1 WEEKLY  
• Inspect the battery posts and cables for tightness and corro-  
sion. Tighten and clean as necessary.  
• Check the battery fluid level of unsealed batteries and, if nec-  
essary, fill with Distilled Water Only. Do not use tap water in  
batteries.  
The electrolyte is a dilute sulfuric acid that  
is harmful to the skin and eyes. It is electri-  
n
cally conductive and corrosive. The follow-  
ing procedures are to be observed:  
• Wear full eye protection and protective clothing;  
• Where electrolyte contacts the skin, wash it off  
immediately with water;  
13  
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Maintenance  
• Where electrolyte contacts the eyes, flush  
thoroughly and immediately with water and  
seek medical attention; and  
3.12.2 RETURN TO SERVICE  
To return the unit to service after storage, proceed as follows:  
1. Check the tag on the engine for oil viscosity and classification.  
Verify that the correct recommended oil is used in the engine  
(see "Engine Oil Requirements"). If necessary, drain and refill  
with the proper oil.  
2. Check the state of the battery. Fill all cells of unsealed batteries  
to the proper level with distilled water. DO NOT USE TAP WATER  
IN THE BATTERY. Recharge the battery to 100 percent state of  
charge, or, if defective, replace the battery.  
• Spilled electrolyte is to be washed down with  
an acid neutralizing agent. A common practice  
is to use a solution of 1 pound (500 grams)  
bicarbonate of soda to 1 gallon (4 liters) or  
water. The bicarbonate of soda solution is to  
be added until the evidence of reaction (foam-  
ing) has ceased. The resulting liquid is to be  
flushed with water and the area dried.  
3. Clean and wipe the entire generator.  
4. Reconnect the battery. Observe battery polarity. Damage may  
3.10 MAJOR SERVICE MANUAL  
To obtain a service manual for the generator, contact the near-  
est Authorized Service Dealer. Make sure to identify the MODEL  
NUMBER and SERIES.  
occur if the battery is connected incorrectly.  
5. Turn OFF all electrical loads. Add fuel if necessary and then  
start the engine.  
6. Allow the unit to run for several minutes to warm up.  
7. Apply electrical loads to at least 50 percent of the unit’s rated  
wattage capacity.  
8. When the engine is thoroughly warmed up, shut it down.  
9. The generator is now ready for service.  
3.11 EXERCISING THE GENERATOR  
The manufacturer recommends that the generator be started and  
operated at least once every seven days. Let the unit run for at  
least 30 minutes to “exercise” the engine.  
3.13 ADJUSTING VALVE  
3.12 OUT OF SERVICE PROCEDURE  
CLEARANCE  
After the first 50 hours of operation, adjust the valve clearance in  
the engine.  
3.12.1 REMOVAL FROM SERVICE  
If the generator cannot be exercised every seven days, and it is to  
be out of service longer than 30 days, prepare the generator for  
storage as follows:  
When adjusting valve clearance, the engine should be at room  
temperature and the piston should be at Top Dead Center (TDC)  
of its compression stroke (both valves closed). Correct clearance  
is 0.001-0.003 inch (0.03-0.07mm). Adjust valve clearance as  
follows:  
1. Start the engine and let it warm up.  
2. Close the fuel shutoff valve in the fuel supply line and allow  
the unit to shut down.  
1. Loosen the rocker arm jam nut. Use an allen wrench to turn  
the pivot ball stud while checking clearance between the  
rocker arm and the valve stem with a feeler gauge (Figure  
3.7).  
Note:  
Using a fuel additive such as STA-BIL fuel stabilizer, or an  
equivalent, will prevent gum deposits from forming in the  
engine’s fuel system.  
Figure 3.7 — Adjusting Valve Clearance  
3. While the engine is still warm from running, drain the oil com-  
pletely. Refill the crankcase with SAE 10W-30 oil having API  
classification “For Service SF.”  
4. Attach a tag to the engine indicating the viscosity and clas-  
sification of the oil in the crankcase.  
5. Remove the spark plug and pour two or three tablespoons of  
clean, fresh engine oil into the spark plug threaded openings.  
Reinstall and tighten the spark plug.  
6. Remove the battery and store it in a cool, dry room on a  
wooden board. Never store the battery on any concrete or  
earthen floor.  
7. Clean and wipe the entire generator.  
FEELER GAUGE  
ALLEN WRENCH  
14  
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Maintenance  
2. When valve clearance is correct, hold the pivot ball stud with  
the allen wrench and tighten the rocker arm jam nut with a  
crows foot. Tighten the jam nut to 65-85 inch-pounds torque.  
After tightening the jam nut, recheck valve clearance to make  
sure it did not change (Figure 3.8).  
Figure 3.8 — Tightening Jam Nut  
CROW'S  
FOOT  
3.14 RV GENERATOR SERVICE  
INTERVAL  
50 Hours ....................................................Clean Spark Arrestor  
100 Hours ..............................................Change Engine Oil/filter  
100 Hours ......................................................Clean Air Pre-filter  
100 Hours ...................................................Inspect Spark Plugs  
250 Hours .................................Replace Paper Air Filter Element  
400 Hours ......................................................Replace Fuel Filter  
500 Hours ..................................................Replace Spark Plugs  
1st 50 Hours-then  
every 500 Hrs. ............................................ Adjust Valve Lash  
15  
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Notes  
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PART II –  
INSTALLATION  
INSTRUCTIONS  
ONLY QUALIFIED ELECTRICIANS OR CONTRACTORS  
SHOULD ATTEMPT INSTALLATION!  
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Safety Rules  
DANGER: For fire safety, installation of a generator into a recreational vehicle must comply strictly with  
article 551, NFPA 70; ANSI C1-1975; AND, ANSI A119.2-1975/NFPA 501C “Standard for Recreational  
Vehicles” (Part 3, “Installation of Electrical Systems”). In addition, installation must comply with the  
manufacturer’s instructions and recommendations.  
n
GENERAL HAZARDS  
NOTICE TO INSTALLER  
These Installation Instructions have been published by the manu-  
facturer to aid in the installation of the products described in this  
manual. The manufacturer assumes that installation personnel  
are familiar with the procedures for installing such products, or  
similar products manufactured. The manufacturer also assumes  
that personnel have been trained in the recommended installation  
procedures for these products and that such training includes (a)  
use of common hand tools, (b) use of special tools, and (c) use of  
any tools and/or equipment from other suppliers.  
• For safety reasons, the manufacturer recommends that the  
installation, initial start-up and maintenance of this equipment  
is carried out by an Authorized Service Dealer.  
• The engine exhaust fumes contain carbon monoxide, which can  
be DEADLY. This dangerous gas, if breathed in sufficient con-  
centrations, can cause unconsciousness or even death. This  
exhaust system must be installed properly, in strict compliance  
with applicable codes and standards. Following installation, do  
nothing that might render the system unsafe or in noncompli-  
ance with such codes and standards. The generator compart-  
ment must be completely vapor sealed from the vehicle interior.  
There must be no possibility of exhaust fumes entering the  
vehicle interior. Never operate this equipment with a leaking or  
defective exhaust system.  
The manufacturer cannot possibly know of and advise the rec-  
reational vehicle trade of all conceivable methods, procedures  
or techniques by which to perform an installation. Nor can we  
anticipate every possible hazard that might result from each instal-  
lation method, procedure or technique. The manufacturer has not  
undertaken any such wide evaluation. Therefore, people who use  
a method, procedure or technique that the manufacturer does not  
specifically recommend must first completely satisfy themselves  
that their safety, the safety of the vehicle's occupants and the  
product's safety is not endangered by the method, procedure or  
technique selected.  
• Keep hands, feet, clothing, etc., away from drive belts, fans,  
and other moving or hot parts. Never remove any drive belt or  
fan guard while the unit is operating.  
• Adequate, unobstructed flow of cooling and ventilating air is  
critical to correct generator operation and is required to expel  
toxic fumes and fuel vapors from the generator compartment.  
Without sufficient cooling airflow, the engine/generator quickly  
overheats, which causes serious damage to the generator. Do  
not alter the installation or permit even partial blockage of ven-  
tilation provisions, as this can seriously affect safe operation of  
the generator.  
Information, illustrations, specifications, etc., contained in these  
Installation Instructions are based on the latest information avail-  
able at the time of publication. Every effort has been expended  
to be sure that such data is both accurate and current. However,  
the manufacturer reserves the right to change, alter or otherwise  
improve this product at any time without prior notice.  
• When working on this equipment, remain alert at all times.  
Never work on the equipment when physically or mentally  
fatigued.  
• Before performing any maintenance on the generator, discon-  
nect its battery cables to prevent accidental start up. Disconnect  
the cable from the battery post indicated by a NEGATIVE, NEG  
or (–) first. Reconnect that cable last.  
• Never use the generator or any of its parts as a step. Stepping  
on the unit can stress and break parts, and may result in dan-  
gerous operating conditions from leaking exhaust gases, fuel  
leakage, oil leakage, etc.  
Despite the safe design of this generator,  
operating this equipment imprudently, neglect-  
n
ing its maintenance or being careless can  
cause possible injury or death. Permit only  
responsible and capable persons to operate  
or maintain this equipment.  
Potentially lethal voltages are generated by  
these machines. Ensure all steps are taken  
  
• Never insert any tool or other object through openings in the  
generator interior, even if the unit is not running. Serious injury  
or damage to the equipment may occur.  
to render the machine safe before attempting  
to work on the generator.  
Parts of the generator are rotating and/or  
hot during operation. Exercise care near run-  
n
ning generators.  
18  
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Safety Rules  
ELECTRICAL HAZARDS  
FIRE HAZARDS  
• The generator covered by this manual produces dangerous  
electrical voltages and can cause fatal electrical shock. Avoid  
contact with bare wires, terminals, connections, etc., while the  
unit is running. Ensure all appropriate covers, guards and bar-  
riers are in place before operating the generator. If work must  
be done around an operating unit, stand on an insulated, dry  
surface to reduce shock hazard.  
• Do not handle any kind of electrical device while stand-  
ing in water, while barefoot, or while hands or feet are wet.  
DANGEROUS ELECTRICAL SHOCK MAY RESULT.  
• During installation onto the vehicle, properly ground (bond) the  
generator either by solid mounting to the vehicle frame or chas-  
sis, or by means of an approved bonding conductor. DO NOT  
connect the bonding conductor to any generator part that might  
be removed or disassembled during routine maintenance. If  
the grounding conductor must be replaced, use only a flexible  
conductor that is of No. 8 American Wire Gauge (AWG) copper  
wire minimum.  
• For fire safety, the generator must be installed and maintained  
properly. Installation always must comply with applicable  
codes, standards, laws and regulations. Adhere strictly to local,  
state and national electrical and building codes. Comply with  
regulations the Occupational Safety and Health Administration  
(OSHA) has established. Also, ensure that the generator is  
installed in accordance with the manufacturer’s instructions  
and recommendations. Following proper installation, do noth-  
ing that might alter a safe installation and render the unit in  
noncompliance with the aforementioned codes, standards,  
laws and regulations.  
• Keep a fire extinguisher in the vehicle at all times. Extinguishers  
rated ABC” by the National Fire Protection Association are  
appropriate for use on the recreational vehicle generator electrical  
system. Keep the extinguisher properly charged and be familiar  
with its use. If there are any questions pertaining to fire extin-  
guishers, consult the local fire department.  
• If the vehicle electrical circuits can be powered by any other  
source of electricity (such as a “dockside” power receptacle),  
there must be no possibility of connecting the different power  
sources to the vehicle circuits at the same time. The dockside  
(utility) power source must be positively isolated from the  
vehicle circuits whenever the generator is operating. Failure  
to isolate the vehicle circuits from the dockside power supply  
when the generator is running may result in damage to the  
generator or serious injury or death to dockside (utility) power  
workers due to backfeed of electrical energy.  
• In case of accident caused by electric shock, immediately  
shut down the source of electrical power. If this is not pos-  
sible, attempt to free the victim from the live conductor. AVOID  
DIRECT CONTACT WITH THE VICTIM. Use a nonconducting  
implement, such as a rope or board, to free the victim from the  
live conductor. If the victim is unconscious, apply first aid and  
get immediate medical help.  
EXPLOSION HAZARDS  
• Do not smoke around the generator. Wipe up any fuel or oil spills  
immediately. Ensure that no combustible materials are left in the  
generator compartment, or on or near the generator, as FIRE or  
EXPLOSION may result. Keep the area surrounding the generator  
clean and free from debris.  
• GasolineisextremelyFLAMMABLEanditsvaporsareEXPLOSIVE.  
Do not permit smoking, open flame, sparks or any source of  
heat in the vicinity while handling gasoline. Comply with all laws  
governing the storage and handling of gasoline.  
• Fuel lines must be properly installed and fastened, and free of  
leaks. There must be no possibility of gasoline vapors entering  
the vehicle interior.  
• It is required to install an approved, flexible, nonconductive fuel  
line between the generator fuel connection point and rigid fuel  
lines.  
• Never wear jewelry when working on this equipment. Jewelry  
can conduct electricity resulting in electric shock, or may get  
caught in moving components causing injury.  
19  
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General Information  
1.1 PURPOSE AND SCOPE  
1.4 EQUIPMENT DESCRIPTION  
Instructions and information in this section pertain to air-cooled  
generators. This generator is designed specifically for installing in  
recreational vehicles. This generator operates 120-volts, single-  
phase, 60-Hertz, AC electrical loads that require 30.0 amps.  
OF THE MANUAL  
These Installation Instructions have been prepared especially for  
the purpose of familiarizing installers and owners of the applicable  
equipment with the product's installation requirements. Give seri-  
ous consideration to all information and instructions in the manual,  
both for safety and for continued reliable operation of the equip-  
ment.  
1.5 GENERATOR ENGINE  
OPERATING SPEED  
Because of the different recreational vehicle models and the  
variations between the models, it would be extremely difficult, if  
not impractical, to provide detailed instructions for every possible  
installation. For that reason, instructions and illustrations in this  
manual are general in nature. Illustrations are not intended to serve  
as detailed installation blueprints.  
The generator’s revolving field (rotor) is driven by a single-cylinder,  
four-cycle engine. The generator supplies 120 volts AC at 60 Hertz  
when the rotor is operating at 3,600 rpm.  
1.6 GENERATOR AC  
The installation should comply strictly with all applicable codes,  
standards and regulations pertaining to the installation and use of  
this product. If any portion of this manual appears to be in conflict  
with such codes, standards or regulations, the applicable codes,  
standards or regulations must take precedence over the manual.  
CONNECTION SYSTEM  
The generator is equipped with dual stator power windings as  
shown in Figure 1.1.  
Figure 1.1 – 120-volt Single Voltage Connection  
1.2 SAFETY  
BLACK  
Before handling, installing, operating or servicing this equipment,  
carefully read the “Notice to Installer” and “Safety Rules”. Comply  
with all safety rules to prevent death, personal injury or damage to  
equipment and/or property. Stress safety to all installers, operators  
and service technicians who work on this equipment.  
1.3 STANDARDS BOOKLETS  
Installation, use and servicing of this equipment should comply  
strictly with published standards, as well as the manufacturer's  
recommendations. The following standards booklets (latest revi-  
sion) are available from the sources indicated:  
1. NFPA Standard 501C, “Standard for Recreational Vehicles,”  
available from the National Fire Protection Association,  
Batterymarch Park, Quincy, MA 02269.  
• The AC connection system on air-cooled generators uses a  
GROUNDED neutral.  
2. NFPA 70, “NFPA Handbook of the National Electric Code,”  
• A separate green ground wire is connected to the recreational  
available same as Item 1.  
vehicle’s junction box.  
3. ANSI C1-1975 and ANSI 119.2-1975, available from the  
American National Standards Institute, 1430 Broadway, New  
York, NY 10018.  
NOTE:  
Do NOT connect loads in excess of circuit breaker ratings.  
4. ANSI A119.2/NFPA 501C, available from the Recreational  
Vehicle Association, 1896 Preston White Drive, Reston, VA  
22090.  
5. California Administrative Code, Title 25, available from the  
State of California, Documents Section, P.O. Box 1015, North  
Highlands, CA 95660.  
6. CSA Electrical Bulletin 946, available from the Canadian  
Standards Association, Housing and Constructions Materials  
Section, 178 Rexdale Boulevard, Rexdale, Ontario, Canada,  
M9W 1R3.  
20  
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General Information  
Figure 1.2 – Major Features and Dimensions (Drawing No. 0D8716-K)  
21  
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Installation  
• If the generator cannot be bolted directly to the supporting  
frame or support tubing, consider using additional tubing,  
angle brackets or other supports to give the supporting frame  
sufficient strength.  
2.1 LOCATION AND SUPPORT  
2.1.1 GENERATOR LOCATION  
The most desirable location for the generator set is between the  
vehicle's main frame members. However, this is seldom possible.  
Most units must be installed on the side of the vehicle and are  
difficult to reinforce.  
Figure 2.1 – Typical Horizontal Support Frame  
Many recreational vehicles have been factory equipped with an  
area for the generator set. Some vehicles may even have a genera-  
tor compartment provided by the vehicle manufacturer.  
Plan the generator location based on the following:  
• The generator set must be installed on a framework that is  
part of the recreational vehicle, as outlined in the "Generator  
Support" section.  
• The location must provide an access opening that is large  
enough to permit generator removal (unless the generator is to  
be removed from underneath the supporting framework).  
• The location must provide easy access to frequently serviced  
components, such as filters, oil drains, spark plugs and other  
common maintenance parts.  
• The location must provide sufficient room to allow minimum  
clearances as outlined in "Generator Compartments". If sound  
insulation is to be used on the compartment walls and ceiling,  
the minimum recommended applies to the space between the  
generator and such insulation.  
2.1.3 SUSPENDED MOUNTING  
If the generator will be suspended below the horizontal support  
tubing, the suspension method used with the vehicle frame mem-  
bers must (a) be able to support the weight of the generator AND  
(b) provide sufficient restraint for the generator. One typical sus-  
pended mounting system is shown in Figure 2.2. The location of  
a suspended mounting system must be carefully planned, keeping  
the following general rules in mind:  
• The location must provide adequate cooling and ventilating  
airflow for the generator without a great deal of work and  
expense.  
• If mounting the generator in an enclosed compartment, the base  
of the generator must rest flat on the floor without any gaps.  
• When using a suspended mounting system, ensure the base of  
the generator is flush with the surrounding bodywork. If the unit  
is mounted higher in the structure, heated air may recirculate  
into the generator causing it to overheat.  
• Protect the generator against road splash and debris. Baffles or  
splash guards may be required to protect certain areas of the  
generator. To make sure the generator is adequately protected,  
road test the installation through mud, water and slush.  
• The installer must make certain that the selected location will  
permit adequate cooling and ventilating airflow to be supplied.  
Figure 2.2 – Typical Suspended Mounting System  
2.1.2 GENERATOR SUPPORT  
The generator must be securely attached to a metal framework that  
has been made part of the vehicle frame structure by bolting or  
welding. The metal framework on which the generator will rest and  
which will restrain the generator set should consist of at least two  
horizontal beams. These beams should consist of (a) 1-1/2-inch  
square, 11-gauge steel tubing OR (b) 1-1/2-inch, 11-gauge angle  
iron. A typical supporting frame with horizontal support tubing, is  
shown in Figure 2.1.  
GENERATOR  
SUPPORT FRAME  
(MODEL 004718-0)  
GENERATOR MOUNTING  
HOLES FOR 5/16" - 18  
BOLTS (6 PLACES)  
The generator can be installed so that it sits on top of the horizontal  
support tubing if the vehicle design permits. Another method is  
to suspend the generator below the horizontal support tubing by  
means of suitable, structurally sound metal framework. The fol-  
lowing general rules apply:  
2.1.4 GENERATOR RESTRAINT  
Use four 5/16"-18 hardened steel bolts (Grade 5) to fasten the  
generator to the supporting frame or the support tubing. These  
bolts must pass through (a) the generator mounting base, (b) the  
compartment floor (if a compartment is used) and (c) the sup-  
porting framework (Figure 2.3). All bolts must be long enough so  
that when tight, at least three threads are visible past the retaining  
lock nuts. Refer to "Generator Compartments" for the location of  
the generator mounting holes.  
• Vehicle construction MUST be capable of supporting the weight  
of the generator.  
• Whether the generator is mounted above the horizontal support  
tubing or suspended below the tubing, the supporting frame  
used must be structurally sound.  
22  
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Installation  
• If the compartment is lined with galvanized steel, it may be  
constructed of any material. The manufacturer recommends  
that the compartment be constructed of 1/2-inch thick plywood  
(not strandboard), with the floor made of a double thickness of  
1/2-inch plywood with the grain of the wood at cross section  
for added strength (Figure 2.5).  
Figure 2.3 – Typical Generator Restraint  
Figure 2.5 – Typical Compartment Construction  
2.2 GENERATOR COMPARTMENTS  
Whether the generator set is being installed inside a compartment  
specifically manufactured to house a generator or inside a com-  
partment that the installer constructs, the compartment must meet  
certain specifications as outlined in the following sections:  
2.2.1 COMPARTMENT SIZE  
Plan the compartment size carefully. Provide a minimum clearance  
of 1/2 inch (13 mm) on the front and top, one (1) inch (25 mm) on  
the sides, and one (1) inch (25 mm) from the back for air circula-  
tion AFTER the compartment has been lined with metal and sound  
insulation (Figure 2.4).  
Figure 2.4 – Clearances  
• If constructing a compartment, line the exterior (underside) of  
the compartment floor with 26-gauge galvanized steel.  
• All seams, splices and joints of the compartment walls (unless  
vapor tight by design) should be caulked to prevent poison-  
ous, flammable or explosive vapors from entering the vehicle  
interior.  
Plywood  
Compartment  
1/2" Clearance on Top  
1" Clearance  
in Back  
NOTE:  
Caulking must be done so that the caulking material will stay in  
place permanently. Pressing such materials as putty tape onto  
joints and seams is NOT acceptable. A high quality silicone rubber  
base sealant is recommended.  
1" Each Side  
1/2"  
Insulation  
in Front  
• Holes and openings made in the compartment walls to allow for  
the passage of electrical conduit, conductors, hoses, cables,  
etc., into the vehicle living area must be sealed vapor tight with  
silicone rubber base sealant.  
• If flexible metal conduit is used, it must be sealed internally at  
the end where it terminates inside the compartment’s electrical  
junction box.  
NOTE:  
Refer to “Figure 1.2 – Major Features and Dimensions”.  
NOTE:  
Flexible metal conduit, due to its unique construction, is NOT  
vapor tight along its entire length.  
2.2.2 COMPARTMENT CONSTRUCTION  
• The generator compartment should be either constructed of, or  
• Seams and joints of the galvanized steel (whether used as a liner  
or for the compartment itself) must be lapped and mechanically  
secured. Such seams may be manufactured, welded, bolted,  
riveted or screwed. Manufactured lock seams are shown in  
Figure 2.6. Installer constructed compartments typically utilize  
a standard lap joint.  
lined with, 26-gauge galvanized steel.  
NOTE:  
Aluminum is NOT an acceptable alternative to galvanized steel  
due to aluminum’s low melting point.  
23  
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Installation  
NOTE:  
Figure 2.6 – Types of Lock Seams  
Any method used to reduce noise must not adversely affect the  
flow of cooling and ventilating air into or out of the compart-  
ment.  
In addition to the effective use of sound insulating materials,  
construction of a special noise abatement compartment might be  
considered to reduce noise levels. Such a compartment might be  
constructed as follows (Figure 2.7):  
• Use 5/8-inch thick or 3/4-inch thick plywood in the compart-  
ment.  
• Construct the compartment floor of a double thickness of 5/8-  
inch or 3/4-inch plywood.  
Figure 2.7 – Typical Noise Abatement  
• After the compartment has been metal lined and vapor  
sealed, line the compartment interior walls and ceiling with an  
approved, nonflammable sound insulating material (see "Sound  
Insulating Materials").  
Do not install any flammable material directly  
above or around the compartment. Heat,  
transferred through the compartment struc-  
ture, may be sufficient to ignite, char or dis-  
color seat cushions, fiberboard and other  
flammable materials. Use approved nonflam-  
mable insulating materials in high tempera-  
ture areas.  
2.2.3 SOUND INSULATING MATERIALS  
Once installers have determined that a compartment is properly  
constructed and metal lined, they can add acoustical material.  
This may include additional sealant or insulating material, to reflect  
noise away from the vehicle interior.  
• Line the compartment interior walls and floor, as well as the  
underside of the floor, with 26-gauge galvanized steel.  
• Vapor seal all compartment seams and joints.  
Sound insulating materials should be of a nonflammable type. One  
excellent insulating material is a 1-inch (25 mm) thick fiberglass  
having a 2-pound density. When fiberglass is used, its coated side  
should face toward the compartment interior.  
• Over the galvanized steel lining, install a combination of acousti-  
cal materials as mentioned in "Sound Insulating Materials".  
To prevent fire or explosion, do not install  
any insulation or other absorbent materials  
on the interior or underside of the compart-  
ment floor.  
Do not install sound insulation or any absor-  
bent material on the compartment floor inte-  
rior. Such materials will become soaked with  
combustible or explosive vapors and  
liquids and will become a fire hazard.  
• Seal all compartment door edges to prevent noise leakage  
around the door perimeter.  
• Line the compartment door interior (except for air openings)  
with suitable, fireproof sound insulation (such as 1-inch (25  
mm) thick fiberglass with a 2-pound density).  
Using a combination of sound insulating materials can often  
reduce noise more effectively than a single material. For example,  
a sheet of lead or visco-elastic material, along with a layer of other  
acoustical material, is more effective than when a single material  
is used.  
2.2.5 COMPARTMENT FLOOR CUTOUTS  
Provide openings in the generator compartment for the following  
items (Figure 2.8 on page 26):  
2.2.4 ACOUSTICS  
For additional noise abatement, the installer may wish to consider  
the following:  
• Engine exhaust and cooling air outlets  
• Generator cooling air inlet  
• Using special sound insulating materials.  
• Construction of a special noise abatement compartment.  
• Four holes for passage of generator mounting bolts (see  
"Generator Restraint").  
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Installation  
Figure 2.8 – Compartment Floor Cutout (Drawing 0G3723-A)  
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Installation  
2.3.2 TESTING THE INSTALLATION  
The manufacturer recommends testing the installation to be sure  
adequate cooling airflow is available to the unit before placing the  
unit into service. If the unit shows signs of overheating, enlarge the  
air openings. Never place a unit into service until absolutely certain  
that cooling and ventilation is adequate.  
Fuel lines and exhaust piping must not pen-  
n
etrate into the vehicle living area.  
2.3 COOLING AND VENTILATING  
NOTE:  
AIR  
It is absolutely essential that an adequate flow of air for cooling,  
ventilating and engine combustion be supplied to the generator set.  
Without sufficient airflow, the engine/generator quickly overheats.  
Such overheating can cause serious operating difficulties and also  
may cause fire and personal injury. The installer must make sure  
that sufficient air is available to the generator for cooling, ventilat-  
ing and combustion. The installer also must provide for a path for  
exhausting the cooling air to the exterior of a compartment, if so  
equipped.  
Test the installation, especially if bringing in air from below the  
generator set.  
2.4 GASOLINE FUEL SYSTEM  
The installation of a gasoline fuel system (Figure 2.10) for a  
recreational vehicle generator set must comply with applicable  
codes, standards and regulations. The entire fuel system must be  
completely free of leaks. There must be no possibility of gasoline  
vapors entering the vehicle interior.  
Never use discharged cooling air for heating  
or permit such air to enter the vehicle inte-  
Figure 2.10 – Generator Fuel System  
rior. This air contains deadly carbon monox-  
ide gas and other poisonous, flammable or  
explosive gases.  
CONTROL CENTER  
C
3
.
0
B
A
.
S
T
A
R
T
F
U
E
L
S
T
O
P
P
R
I
M
E
F
U
S
E
7.5  
A
2.3.1 GENERATOR AIRFLOW  
S
E
R
V
IC  
E
A
C
C
E
S
S
P
A
N
E
L
AIR FILTER LOCATED BEHIND PANEL.  
MAINTENANCE SCHEDULE  
OIL LEVEL:  
AIR FILTER:  
CHECK DAILY  
CLEAN PREFILTER  
EVERY 100 HOURS.  
REPLACE ELEMENT  
EVERY 250 HOURS.  
*
*
Engine operation drives cooling fans for the two-stage cooling air  
system. A pressure fan draws cooling air into the bottom right side  
of the generator (Figure 2.9). This airflow cools the engine/generator  
and electronic components. The second part of the cooling system,  
a suction fan, draws air that is heated from a hot engine into a collec-  
tor compartment at the left side of the unit. This heated air (although  
cooler than exhaust muffler) is then deflected out the bottom toward  
the ground.  
OIL  
&
OIL FILTER:  
CHANGE EVERY 100  
HOURS. (OR ANNUALLY)  
*
PERFORM MORE OFTEN IN DUSTY CONDITIONS  
*
SPARK PLUGS:  
FUEL FILTER:  
INSPECT  
&
CLEAN  
PLUGS EVERY 100  
HOURS. REPLACE PLUGS  
EVERY 500 HOURS.  
(IF NECESSARY)  
CHANGE EVERY 400  
HOURS. (OR ANNUALLY)  
REPLACEMENT INFORMATION  
PREFILTER P/N:  
AIR FILTER P/N:  
OIL FILTER P/N:  
SPARK PLUG P/N:  
FUEL FILTER P/N:  
0D4511  
0D3262  
070185  
072347  
0D7515  
OIL CAPACITY WITH FILTER:  
0.8L/0.84QT  
TEMPERATURE  
SAE VISCOSITY  
32˚F AND HIGHER  
10˚F TO 100˚F  
0˚F TO 80˚F  
30  
15W-40  
10W-30  
5W-30  
-20˚F TO 50˚F  
WHEN SERVICE OR PARTS ARE NEEDED IN  
THE USA OR CANADA, CONTACT THE GENERAC  
SERVICE LOCATOR AT 1-800-333-1322.  
Fuel Pump & Fuel Filter  
(Behind Access Panel & Air Filter)  
Figure 2.9 – Airflow Through Engine/Generator  
Gasoline is highly flammable, and its vapors  
are explosive. Comply with all codes, stan-  
dards and regulations pertaining to gasoline  
fuel systems used in recreational vehicle  
generators. Properly install and maintain the  
fuel system and keep it entirely free of leaks.  
Gasoline vapors must not enter the vehicle  
interior.  
Factory installed generator fuel system components include (a)  
fuel filter, (b) 12-volt DC electric pump, (c) engine carburetor, and  
(d) interconnecting lines and fittings. Connect a fuel supply line  
to the fuel filter inlet. Use a flexible length of approved fuel hose  
between the fuel filter inlet connection and rigid fuel lines.  
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Installation  
2.4.1 FUEL TANK  
2.5 EXHAUST SYSTEM  
The generator exhaust system must be safely and properly  
installed. Only approved mufflers and other exhaust system parts  
must be used. A properly installed exhaust system must be vapor  
tight, quiet and completely safe.  
Either the generator must share the vehicle engine's fuel tank,  
or install a separate fuel tank for the generator set. All fuel tanks  
installed on the vehicle must be constructed, installed and  
restrained so they comply with applicable codes, standards and  
regulations.  
If the generator is to share the vehicle engine's tank, separate  
fuel pickup tubes are required for the engine and the generator.  
The manufacturer recommends that the fuel pickup tube be 2 to  
3 inches (51 to 76 mm) shorter than the vehicle engine's pickup  
tube. This prevents the generator from depleting the entire fuel  
supply during prolonged generator operating periods.  
The generator engine gives off DEADLY  
carbon monoxide gas through its exhaust  
n
system. This dangerous gas, if breathed in  
sufficient concentrations, can cause uncon-  
sciousness or even death. Never operate  
the generator set with the vehicle inside  
any garage or other enclosed area. DO  
NOT OPERATE THE GENERATOR IF THE  
EXHAUST SYSTEM IS LEAKING OR HAS  
BEEN DAMAGED. SYMPTOMS OF CARBON  
MONOXIDE POISONING ARE (a) inability to  
think coherently; (b) vomiting; (c) twitch-  
ing muscles; (d) throbbing temples; (e)  
dizziness; (f) headaches; (g) weakness;  
and (h) sleepiness. IF FEELING ANY OF  
THESE SYMPTOMS, MOVE INTO FRESH  
AIR IMMEDIATELY. IF SYMPTOMS PERSIST,  
GET MEDICAL HELP. Do not operate the  
generator until its exhaust system has been  
inspected and properly repaired.  
Do NOT tee the generator fuel supply line  
into the vehicle engine fuel supply line. If  
n
this is done, the generator will be starved of  
fuel when both engines are operating at the  
same time. Also, while the vehicle engine is  
not running, generator operation may drain  
the vehicle engine supply line, making it dif-  
ficult to start the vehicle engine.  
2.4.2 GENERATOR FUEL SUPPLY LINE  
2.4.2.1 Rigid Fuel Lines  
Those lines used to supply fuel from a tank to the generator must  
comply with applicable codes, standards and regulations. The fol-  
lowing general rules apply to rigid fuel lines:  
Never tee the generator engine exhaust pipe  
into the vehicle engine exhaust piping. This  
n
• Rigid lines should be of annealed, seamless, drawn aluminum  
or steel.  
• Lines and fittings must comply with SAE J512F, Standard  
Automotive Fittings,” or with ANSI B126.26 (latest edition).  
• Route the fuel line so that at least 2 inches (51 mm) of clear-  
ance is maintained between the line and any exhaust system  
parts.  
• Do not attach electrical wiring to fuel lines. Route the wiring so  
it cannot come into contact with any fuel line.  
• Route fuel lines so if they leak, fuel does not drip onto any  
electrical or exhaust system parts.  
causes excessive back pressure on the gen-  
erator engine. Also, water from one engine  
can damage the other engine.  
2.5.1 SPARK ARRESTOR  
This spark arrestor assembly meets code and standard require-  
ments of the U.S. Forest Service. Use only mufflers and parts  
approved by the manufacturer. Any person(s) installing an unap-  
proved muffler, or an unapproved exhaust system part, or modify-  
ing an exhaust system in any way that might cause a hazard, is  
liable for any damage, injury or warranty expense that might be  
caused by such unapproved installation or modification.  
• Use nonferrous metal straps without sharp edges to secure  
fuel lines.  
Failure to provide and maintain a spark arrestor may be in violation  
of the law. If this generator is used on any forest covered, brush  
covered or grass covered unimproved land, provide a spark arres-  
tor. The vehicle owner or operator must maintain this device in  
good condition. In the state of California, the preceding is required  
by law (Section 4442 of the California Public Resources Code).  
Other states may have similar laws. Federal laws apply on federal  
lands.  
2.4.2.2 Flexible Fuel Line  
Use an approved flexible length of fuel hose between the generator  
fuel inlet connection and rigid fuel lines. This prevents breaking of  
the line caused by vibration, shifting, settling or movement. The  
following rules apply:  
• The flexible hose must comply with SAE J30R7, “Standard for  
Fuel and Oil Hose.” It must be approved for use with gasoline  
and low permeability.  
• The hose should be at least 6 inches (152 mm) longer than  
is needed to prevent the hose from rupturing if the generator  
shifts or settles.  
When installing/replacing the tailpipe or spark arrestor compo-  
nents, verify that the tailpipe has a hole to securely fasten the  
spark arrestor components (see Figures 2.11 and 2.12). Use only  
manufacturer supplied hardware. Substitution of parts may cause  
damage to the screen or a loose fit to the tailpipe.  
27  
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Installation  
• Do not terminate the exhaust system under any opening, win-  
dow or vent that can be opened or is not permanently sealed  
from the vehicle interior.  
Figure 2.11 - Spark Arrestor  
• Exhaust piping must be large enough to prevent excessive back  
pressure on the generator engine.  
• Never tee the generator engine exhaust pipe into the vehicle  
engine exhaust piping. This causes excessive back pressure on  
the generator engine. Also, water from one engine can damage  
the other engine.  
TAILPIPE  
P/N 0E0683  
• Plan exhaust system installation carefully. Comply with all appli-  
cable codes, standards and regulations.  
SPARK ARRRESTOR  
SCREEN P/N 089680  
2.6 ELECTRICAL CONNECTIONS  
The following general rules apply to electrical connections in a  
recreational vehicle:  
RETAINING  
• Qualified electricians who are familiar with applicable codes,  
standards and regulations should install electrical wiring.  
• The wiring should comply with codes, standards and regula-  
tions. The National Electrical Code (NFPA 70), and state and  
local codes apply.  
SCREW P/N 056892  
Figure 2.12 — Spark Arrestor Installation  
• Switches and circuit breakers should be of a type approved for  
use in recreational vehicles and must be mounted and installed  
to prevent damage from road shock.  
• Wiring must be of adequate size, have approved insulative  
qualities and be properly supported.  
• Conduit and wire openings into the generator compartment  
(if used) must be vapor-sealed to prevent entry of flammable,  
explosive or poisonous gases into the vehicle.  
27.4 [1.08"] I.D.  
5.5 [7/32"] DRILL  
BOTTOM SIDE ONLY  
40 [1.58"]  
2.6.1 ELECTRICAL JUNCTION BOX  
Install an approved, square electrical junction box with a blank  
cover on the interior or exterior wall of the area planned for installa-  
tion of the generator (NOT on the generator). Route the generator's  
AC output leads into this junction box through approved flexible  
conduit. This is the point of first termination for generator AC  
output leads.  
2.5.2 EXHAUST SYSTEM SAFETY  
• Maintain a clearance of at least 3 inches (76 mm) between  
exhaust system parts and any combustible material (such  
as wood, felt, cotton, organic fibers or other like material). If  
the 3-inch (76 mm) clearance cannont be maintained, locate,  
insulate or shield the exhaust part(s) so that the temperature of  
any combustible material is not raised more than 117° F (65°  
C) above the ambient air temperature.  
• Extend the exhaust system at least 1 inch (25 mm) past the  
outer edge of the vehicle. Do not terminate the exhaust system  
under the vehicle.  
• Terminate the exhaust tailpipe such that exhaust gases will not  
be drawn back into the generator compartment and recircu-  
lated.  
• If there is any possibility of the tailpipe or muffler being damaged,  
protect these damage-prone areas by means of a protective  
device (such as a skid bar).  
2.6.2 WIRING  
• Wiring should be of stranded copper to reduce the chance that  
vibration may cause breakage.  
• Wire gauge size should be large enough to handle at least 115  
percent of the installed generator's rated maximum current.  
• Neutral conductors must be the same size as other leg wires.  
• Route power supply conductors from generator AC output leads  
(white), (black) and the green ground wire through approved  
flexible conduit to the electrical junction box on the compart-  
ment wall.  
• If flexible metal conduit is used between the generator and the  
compartment junction box, the conduit end that terminates the  
compartment junction box must be vapor-sealed. Flexible metal  
conduit is NOT vapor tight along its entire length.  
• Install the generator exhaust system according to safe automo-  
tive practices.  
• Use enough exhaust system hangers to prevent any part of the  
system from being dislocated.  
• Use exhaust system parts recommended by the manufacturer.  
Using unapproved exhaust mufflers and exhaust system parts  
is the responsibility of the person(s) installing such unauthor-  
ized parts.  
28  
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Installation  
• From the junction box, route power supply wires through  
approved conduit to either (a) double-pole, double-throw trans-  
fer switch, or (b) approved isolation receptacle. Connecting to  
a transfer switch or isolation receptacle must prevent vehicle  
electrical circuits from being connected to two different power  
supplies at the same time (such as generator and dockside  
power).  
2.6.4 CONDUIT  
Route the connections between the generator and the junction box  
through approved, flexible conduit. The following general rules  
apply:  
• Cut wiring to the required length and allow extra wire for junc-  
tion box connections.  
• Conductors must be rated 221° F (105° C) or must be of a  
• Carefully prepare conduit ends to prevent sharp edges from  
larger conductor size.  
cutting through wiring insulation.  
• Route conduit so it does not interfere with generator move-  
ment.  
2.6.3 GENERATOR AC CONNECTIONS  
• If using metallic conduit, vapor seal the end of the conduit  
where it enters the junction box. Do this because flexible metal-  
lic conduit is not vaporproof along its entire length.  
Generator AC output leads (BLACK) “hot” and (WHITE) grounded  
neutral come out of the generator as shown in Figure 2.13. There  
is also a green lead that connects to ground in the junction box of  
the recreational vehicle.  
2.6.5 ISOLATING DIFFERENT POWER SOURCES  
Leads BLACK to WHITE are protected against overload by a  
30-amp circuit breaker (CB1). Use this line-to-neutral connection  
separately to operate 120-volt, single-phase, 60 Hertz, AC loads  
requiring up to 3,600 watts (3.6 kW) of power.  
Connections from the junction box must terminate in a double-  
pole, double-throw transfer switch (Figure 2.14). An alternate  
method for isolating different power sources is by using an isolat-  
ing receptacle (Figure 2.15). Whichever method is used, be certain  
that both power sources are NOT connected at the same time.  
Figure 2.13 – Generator AC Output Leads  
2.6.6 POWER SUPPLY CORD  
483.1  
The power supply cord must comply with all applicable codes,  
standards and regulations. It must be large enough to handle the  
full amperage to which it will be subjected.  
REMOTE PANEL  
CONNECTOR  
2.6.7 GROUND FAULT CIRCUIT INTERRUPTERS  
The National Electrical Code (NFPA 70, 551-7) requires that  
ground fault circuit interrupters (GFCIs) be installed on all external  
and some internal electrical receptacles. Contact the dealer for  
recommendations.  
AC OUTPUT  
HARNESS  
FUEL FILTER  
2.7 BATTERY INSTALLATION  
BATTERY  
CONNECTIONS  
2.7.1 RECOMMENDED BATTERY  
Install a battery that meets the following requirements:  
• The battery must be a 12-volt, automotive type storage bat-  
tery.  
• For prevailing ambient temperatures above 32° F (0° C), use  
a battery rated 70 amp-hours and capable of delivering 400  
cold-cranking amperes.  
• For prevailing ambient temperatures below 32° F (0° C), use  
a battery rated 95 amp-hours and capable of delivering 400  
cold-cranking amperes.  
Do NOT connect electrical loads in excess  
of any circuit breaker rating or problems will  
develop with circuit breaker tripping, which  
causes a loss of AC output. Also, do NOT  
exceed the generator's rated wattage capac-  
ity. Add the watts or amperes of all lighting,  
appliance, tool and motor loads the generator  
will operate at one time. This total should be  
less than the unit's rated wattage/amperage  
capacity.  
NOTE:  
If the battery is to be used to power other vehicle accessories,  
as well as start the generator, a battery with a larger capacity  
may be needed.  
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Installation  
Figure 2.14 – Transfer Switch Isolation Method  
Figure 2.15 – Installation With Isolation Receptacle  
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Installation  
2.7.2 BATTERY CABLES  
2.7.4 BATTERY COMPARTMENT  
Using battery cables that are too long or too small in diameter  
may cause a drop in voltage, which causes starting problems. For  
the best cold weather starting, the voltage drop between battery  
terminals and the generator connection point should not exceed  
0.12 volts per 100 amperes of cranking current.  
Install the generator battery in its own, vented compartment. Place  
the battery compartment away from any source of heat, sparks  
or flame.  
Provide ventilation openings in the battery compartment. The  
minimum size of openings should be 2 square inches at the top  
of the compartment. Mount the battery on a strong, rigid support-  
ing structure, where leaks and spills of battery fluid will not cause  
damage.  
These generators are rated at about 100 DC amperes of cranking  
current.  
Select battery cables based on (a) cable length and (b) prevail-  
ing ambient temperatures. Generally, the longer the cable and the  
colder the weather, the larger the cable size must be, as shown in  
the chart.  
2.8 OPTIONAL ACCESSORIES  
A plug-in receptacle (Figure 2.17) is provided on the generator set.  
Use this receptacle to connect an optional remote-mounted start/  
stop panel to the generator. Installation of such a panel will permit  
starting and stopping the generator engine from any convenient  
location inside the vehicle.  
CABLE LENGTH  
CABLE SIZE  
in Feet (Meters)  
0 to 10 (0 to 3)  
11 to 15 (3.4 to 4.5)  
16 to 20 (4.5 to 6)  
2*  
0
Figure 2.17 – Remote Panel Plug-in Receptacle  
000  
* For warm weather, use No. 2 cable up to 20 feet.  
2.7.3 BATTERY CABLE CONNECTIONS  
1. Connect the battery cable from the battery post or terminal  
indicated by a POSITIVE, POS or (+) to the lug on the starter  
contactor (Figure 2.16).  
6
5
4
3
2
1
14A  
18  
14A  
18  
15  
14  
0
15  
14  
0
NOTE:  
Check to be sure the battery cable boot for the starter cable has  
been installed.  
17  
17  
2. Connect the battery cable from the battery post indicated by a  
NEGATIVE, NEG or (-) to the frame ground connection (Figure  
2.16).  
12.00"  
3. Connect cables so the connectors are clean and tight.  
WIRE  
No.  
WIRE  
COLOR  
LENGTH (mm)  
FUNCTION  
GROUND  
Figure 2.16 – Connecting Battery Cables  
0
14  
15  
17  
18  
WHITE  
RED  
ORANGE  
YELLOW  
BROWN  
BLUE  
12.0 (305)  
12.0 (305)  
12.0 (305)  
12.0 (305)  
12.0 (305)  
12.0 (305)  
ENGINE RUN SIGNAL  
12 VDC  
START  
STOP  
PRIME  
POS  
14A  
FUEL  
P/N: 0D9099-B  
NEG  
2.8.1 REMOTE START/STOP PANEL  
A remote mounted Start/Stop panel is available that allows the  
user to start and stop the generator engine conveniently from  
inside the vehicle. The remote panel includes a Start/Stop switch,  
hourmeter, generator run lamp, a fuel prime switch, and a wire  
harness. The hourmeter should be used in conjunction with the  
maintenance operations found in Part I of this manual.  
31  
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Post Installation Start-up Adjustments  
3. Let the engine warm up for about five minutes to allow internal  
temperatures to stabilize.  
4. Carefully inspect the engine/generator for fuel, oil and exhaust  
system leaks. Before proceeding to the next step, correct any  
leakage immediately.  
3.1 POST INSTALLATION TESTS  
The air-cooled generator set was factory tested and adjusted. It  
should not be required to adjust the unit any further except under  
special circumstances.  
5. When all tests and adjustments at no-load are completed,  
apply electrical loads and check for proper operation under  
load (see "Testing Under Load"). Run the unit at least 30 min-  
utes with loads applied.  
6. Turn off all electrical loads by setting the generator’s main  
circuit breakers to their “OFF” (or OPEN) position.  
7. Let the unit run at no-load for a few minutes to stabilize  
internal engine/generator temperatures. Then, shut down the  
engine.  
Do not make any unnecessary adjustments.  
Factory settings are correct for most appli-  
n
cations. When making adjustments, however,  
be careful to avoid overspeeding the engine.  
3.2 BEFORE INITIAL START-UP  
Before starting, complete the following:  
NOTE:  
1. Check the engine crankcase oil level and, if necessary, fill to  
the dipstick “FULLmark (cross-hatched area) with the rec-  
ommended oil. Do not fill above the FULL mark.  
2. Check the fuel supply. Gas fuel lines must have been properly  
purged and leak tested in accordance with applicable fuel  
codes. All fuel shutoff valves in the fuel supply lines must be  
open.  
The generator set was thoroughly tested and adjusted at the  
factory before shipping. No additional adjustment should be  
necessary. Only qualified service technicians who have been  
trained should perform adjustments outlined in this manual.  
3.4 TESTING UNDER LOAD  
Apply electrical loads equal to about 75 to 100 percent of the unit's  
rated wattage/amperage capacity.  
If a liquid propane (LP) gas fuel system has  
been installed, it must be properly tested for  
n
Let the unit run at least 30 minutes with load applied. During this  
part of the test, check that the unit is not running excessively hot  
and that adequate cooling airflow is available. Do not allow the unit  
to overheat during prolonged operation.  
leaks before operating the system in compli-  
ance with ANSI A119.2/NFPA 501C. No leak-  
age is permitted. Be sure that no gasoline  
fuel vapors enter the vehicle interior.  
NOTE:  
The generator engine is equipped with a high temperature  
switch. The switch has normally closed (N.C.) contacts. When  
the engine temperature is too high, switch contacts close, and  
the engine shuts down automatically.  
3.3 INITIAL START  
When absolutely certain that the unit has been properly installed  
and prepared for use, start the engine as follows:  
1. Turn off all electrical loads. Do this by setting the generator’s  
main circuit breakers to their “OFF” (or OPEN) position.  
2. Refer to Part I, “Starting the Generator”, for cranking and  
starting instructions. The engine may require more cranking  
for initial starting since the fuel lines have to be primed (use  
of the primer switch will shorten this time).  
THE MANUFACTURER RECOMMENDS THAT THE GENERATOR  
BE TESTED FOR ADEQUATE COOLING.  
32  
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Post Installation Start-up Adjustments  
EXHAUST SYSTEM  
Exhaust system complies with all applicable codes.  
3.5 INSTALLATION CHECKLIST  
LOCATION AND SUPPORT  
Exhaust system is properly and safely installed.  
Generator is properly located.  
Generator is properly supported.  
Generator is properly restrained.  
ELECTRICAL CONNECTIONS  
Connections comply with local code requirements and all  
National Electrical Codes.  
GENERATOR COMPARTMENT  
Compartment construction is proper.  
Holes/Openings are vapor-sealed.  
Compartment size is correct.  
Compartment is vapor-sealed.  
Sound insulation is correct.  
Junction box is properly installed.  
Wiring meets all standards.  
All connections are correct.  
Conduit is properly installed and sealed.  
Generator is properly bonded to the vehicle.  
BATTERY INSTALLATION  
Floor cutouts are properly completed.  
Recommended battery is installed.  
Recommended cables are installed.  
Cables are clean and tight.  
COOLING AND VENTILATING AIR  
Airflow is adequate.  
Air inlet opening is correct.  
Compensate for restrictions.  
Check that installation has been tested.  
Cables are connected properly.  
Proper ventilation is provided.  
Terminals are coated with anti-corrosion grease, and terminal  
covers are positioned.  
GASOLINE FUEL SYSTEM  
Fuel tank complies with all applicable codes.  
OPTIONAL ACCESSORIES  
Check that remote start/stop panels (if used) are installed  
Fuel system is properly installed and checked  
properly.  
for leaks.  
Check that hourmeter kit (if used) is installed  
properly.  
OPTIONAL LP GAS FUEL SYSTEM  
Check that any other options and accessories (if used) are  
Fuel system is properly installed and checked  
installed properly.  
for leaks.  
Pressure at regulator inlet is correct.  
Rated flow of primary regulator is correct.  
All parts are properly installed.  
POST INSTALLATION TESTS  
Check that all tests are completed properly.  
Fuel system is properly tested/adjusted.  
DATE OF INSTALLATION _______________________________________________________  
NAME OF INSTALLER__________________________________________________________  
SIGNATURE OF INSTALLER ____________________________________________________  
33  
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Troubleshooting  
TROUBLESHOOTING GUIDE  
Problem  
Cause  
Correction  
The engine will not crank.  
1. Fuse blown  
1. Replace fuse.  
2. Loose, corroded or defective  
2. Tighten, clean or replace as necessary.  
battery cables.  
3. Defective engine Start/Stop switch  
4. Defective starter contactor  
5. Defective starter motor  
6. Low or defective battery  
3. Replace Start/Stop switch.  
4. Replace contactor.  
5. Replace starter motor.  
6. Charge or replace battery.  
The engine cranks but  
will not start.  
1. Out of fuel  
1. Replenish fuel.  
2. Replace fuel pump.  
2. Defective fuel pump  
3. Open #14 wire from  
engine control board  
3. Check connections and.  
insulation of #14 wires.  
4. Flooded engine  
4. Wait 5-10 minutes before trying.  
5. Clean, re-gap or replace plug(s).  
6. Open fuel line shut-off.  
7. Clean or replace fuel filter.  
5. Defective spark plug(s)  
6. Fuel line shut-off closed  
7. Plugged fuel filter  
The engine starts hard  
and runs rough.  
1. Air cleaner plugged or damaged.  
2. Defective spark plug(s)  
1. Check, clean or replace air cleaner.  
2. Clean, re-gap or replace plug(s).  
The engine starts, but shuts  
down when the Start/Stop  
switch is released.  
1. Engine oil level low  
1. Check oil and add oil as needed.  
2. Replace pressure switch.  
3. Replace temperature switch.  
4. Replace control board.  
5. Check that the airflow openings  
are adequate.  
2. Defective low oil pressure switch.  
3. Defective high temperature switch.  
4. Defective engine control board  
5. Overheated engine  
The Start/Stop switch is  
set to Stop, but the engine  
continues to run.  
1. Defective Start/Stop switch  
2. Open/Disconnected #18 wire  
between Start/Stop switch  
1. Replace switch.  
2. Reconnect or close wire.  
and engine control board  
3. Open/Disconnected #0 wire  
3. Reconnect or close wire.  
4. Replace control board.  
between Start/Stop switch  
and engine control board  
4. Defective engine control board  
There is no AC output from  
the generator.  
1. Main line circuit breaker open  
2. Fault with vehicle circuit  
breaker and/or fuses  
1. Reset circuit breaker to ON (or closed).  
2. Reset and replace if necessary.  
3. Transfer switch set to NORMAL  
4. Start switch not held long  
enough to flash the field  
3. Set switch to GENERATOR.  
4. Stop, then restart the engine  
(Hold Start switch for at least  
2 seconds).  
5. Generator internal failure  
5. Contact aN Authorized Service Dealer.  
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Notes  
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Electrical Data  
Electrical Schematic/Wiring Diagram Drawing No. 0D8063-D  
BATTERY  
RED  
RED  
BLK  
SC  
16  
SM  
13  
F1  
15  
14A  
14  
FP  
CH  
SW2  
15  
14  
SC  
0
0
16  
FS  
PCB  
J3  
J2  
J1-1  
56  
90  
CS  
J1-2  
0
J1-3  
14  
SP  
IM  
15  
J1-4  
18A  
J1-5  
J1-6  
17  
17  
(START)  
(STOP)  
0B  
SW1  
J1-7  
J1-8  
HTO  
J1-9  
4
85  
85  
0
J1-10  
J1-11  
J1-12  
J1-13  
J1-14  
J1-15  
66  
85  
0
LOP  
0
REMOTE  
PANEL  
66  
18  
18  
4
CONNECTOR  
17  
0I  
1
1
17  
14  
18  
15  
2
2
3
4
5
6
14  
3
4
5
6
BCR  
14 A  
66  
7
8
7
8
15  
15  
14 A  
14  
0
18  
17  
66  
77  
BATTERY CHARGE WINDING  
STOP  
55  
R1  
START  
0N  
4
L1  
POWER WINDING  
22S  
HM  
33  
0N  
11S  
FUEL  
PRIME  
44  
11P  
22P  
REMOTE PANEL  
(OPTIONAL)  
ELECTRONIC  
VOLTAGE  
CB1  
LEGEND  
REGULATOR  
0K  
BCR - BATTERY CHARGE RECTIFIER  
CB1 - CIRCUIT BREAKER, 30A  
CB3 - CIRCUIT BREAKER, 2.5A  
CH - CHOKE HEATER (GASOLINE ONLY)  
2A  
4
CS - CHOKE SOLENOID  
CB3  
F1 - FUSE, 7.5A  
0N  
T1  
FP - FUEL PUMP-OR-LPG SHUT OFF VALVE  
FS - FUEL SOLENOID (GASOLINE ONLY)  
GT - TERMINAL, GROUND 4-TAB  
HM - METER, HOUR (OPTIONAL)  
4
2
6
DPE WINDING  
HTO - SWITCH, HIGH TEMP. OIL (CLOSES ON HIGH TEMP.)  
IM - IGNITION MAGNETO  
L1 - LIGHT, RUN (OPTIONAL)  
LOP - SWITCH, LOW OIL PRESSURE (CLOSES ON LOW PRESSURE)  
PCB - ENGINE CONTROLLER  
0F  
4
FIELD  
BLACK  
WHITE  
T2  
GREEN  
R1 - RESISTOR, 1 OHM 25W  
SC - STARTER CONTACTOR  
SM - STARTER MOTOR  
120V 30A  
SW1 - SWITCH, START/STOP  
SW2 - SWITCH FUEL PRIMER  
SP - SPARK PLUG  
NEUTRAL CONNECTION  
BY CUSTOMER  
TC - TERMINAL, CONN. 4-TAB  
36  
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Electrical Schematic/Wiring Diagram Drawing No. 0D8063-D  
Electrical Data  
SUPPLIED BY  
CUSTOMER  
SUPPLIED BY  
CUSTOMER  
12V  
BATTERY  
16  
SM  
SC  
4
0K  
11S  
6
2A  
ELECTRONIC  
VOLTAGE  
REGULATOR  
4
13  
22S  
STATOR  
2A  
16 56  
0
0
15  
J3  
J2  
15  
14  
56  
J1-1  
J1-2  
J1-3  
0
90  
2A  
22S  
11S  
6
18A  
J1-4  
J1-5  
2
17  
4
17  
4
J1-6  
J1-7  
J1-8  
J1-9  
PCB  
17  
17  
66  
33  
77  
CLOSEST TO BEARING  
11P  
22P  
66  
0
J1-10  
J1-11  
J1-12  
J1-13  
J1-14  
J1-15  
44  
90  
55  
14  
16  
2A  
15  
RED  
18  
4
4
0F  
2
FIELD  
85  
0
13  
CB3  
77  
18  
11P  
2
55  
BCR  
33  
22P  
2A  
2
66  
R1  
0F  
44  
0N  
17  
15  
66  
0
0K  
0N  
18  
0
0
18A  
0F  
1
CONN. 1  
PIN#  
0
0
85  
18  
0I  
0I  
17  
14  
8
0
2
1
2
3
0
GT  
14  
7
6
3
4
90  
14  
14A  
15  
14  
14  
14  
18  
1
2
5
17  
14  
14A  
REMOTE  
PANEL  
TC  
14  
0
CONN. 2  
PIN#  
SW1  
15  
SW2  
18  
CONNECTOR  
15  
11P  
0B  
FS  
FP  
GT  
33  
F1  
15  
0
14A  
11P  
18  
13  
90  
14A  
WHITE  
15  
BLACK  
18  
CB1  
14A  
14  
18  
14A  
18A  
85  
15  
15  
85  
FILTER MTG  
SCREW  
LOP  
HTO  
0
T2  
GREEN  
T1  
18A  
CUSTOMER  
AC CONNECTION  
0
GREEN  
BLACK  
WHITE  
SP1  
90  
14  
CS  
CH  
NEUTRAL CONNECTION  
BY CUSTOMER  
IM1  
37  
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Exploded Views & Parts Lists  
Enclosure Drawing No. 0D8352-N  
38  
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Enclosure Drawing No. 0D8352-N  
Exploded Views & Parts Lists  
ITEM PART NO. QTY. DESCRIPTION  
ITEM PART NO. QTY. DESCRIPTION  
1
2
3
4
5
0D6822  
0D6942  
0D6939  
0D6943  
0D6941  
0D6941A  
1
1
1
1
1
1
TRAY, ENCLOSURE  
31  
32  
33  
34  
35  
36  
37  
38  
39  
40  
41  
42  
43  
44  
45  
46  
47  
48  
49  
50  
022237  
022131  
0C5443  
0C7423  
029451  
074908  
0D8717  
0D9020  
0742600144  
0E0724  
0G4933  
0742600143  
0D8595  
0D8627  
0D8628  
0D8628A  
0D8691  
0D7176  
0A2115  
0D9282  
1
2
1
1
2.1’  
4
1
1
1
1
18  
1
1
2
1
1
1
4
1
WASHER LOCK 3/8”  
PANEL, ENCLOSURE SIDE  
PANEL, REAR DIVIDER  
PANEL, ENCLOSURE ROOF  
PANEL, ENCLOSURE BACK  
PANEL, ENCLOSURE BACK, EXTERNAL  
PORT (04709 ONLY)  
PANEL, FRONT DIVIDER  
PANEL, FRONT DIVIDER, EXTERNAL  
PORT (04709 ONLY)  
COMPARTMENT, AIR INTAKE  
PANEL, ENCLOSURE DOOR 4KW RV  
SHIELD, MUFFLER  
SLIDE LATCH, FLUSH  
PUMP, FUEL  
WASHER FLAT 3/8-M10”  
BLOCK, TERMINAL BATTERY POST  
STUD 3/8”-16 X 2”-1/4” BRASS  
TAPE FOAM 1/8” X ½”  
SCREW HHTT M5-0.8 X 10  
CUSTOMER CONNECTION HARNESS  
FOAM, AIR OUT COMPARTMENT SIDE  
CABLE, STARTER  
6
0D6940  
0D6940A  
1
1
ASSEMBLY OIL DRAIN  
7
8
9
0D6945  
0D6944  
0D8254  
0C5644  
0D7513  
087769  
0D7613  
0D7614  
040173  
047411  
022473  
023484S  
022097  
086729  
0D3700  
022129  
022259  
075763A  
0D7293  
064113  
0C7561  
0A4456  
049813  
1
1
1
2
1
1
1
1
2
2
2
1
2
1
24  
2
2
2
1
1
1
1
2
SCREW SWT 1/4-20 X 5/8 W/W  
CABLE, BATTERY CONNECTION  
MOUNT, FUEL FILTER SUPPORT  
FOAM, AIR INTAKE COMPARTMENT  
FOAM, ROOF AIR OUT COMPARTMENT  
FOAM, BACK COMPARTMENT  
FOAM, DOOR PANEL  
WASHER SELF LOCKING 1"  
WASHER NYLON .250”  
HARDWARE CLOTH COMPARTMENT  
AIR OUT  
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
22  
23  
24  
25  
26  
27  
28  
30  
FILTER, FUEL  
FUEL LINE, FILTER TO PUMP  
FUEL LINE, PUMP TO CARB  
CLAMP,HOSE WORM GEAR  
SCREW HHC M6-1.0 X 16  
WASHER FLAT ¼”  
BUSHING, 1.09” SNAP  
WASHER LOCK M6-1/4”  
CONTACTOR, STARTER  
NUT FLANGE M6-1.0 NYLOK  
WASHER LOCK M8-5/16”  
NUT HEX 5/16”-18  
BOOT BATTERY CABLE  
PANEL AIR BOX COVER  
SCREW, M6-1.00 X 20MM WING  
BOLT CARR 3/8”-16 X 1”  
3/8” SPECIAL L/WASHER  
NUT HEX M6 X 1.0  
1
51  
52  
53  
54  
55  
56  
57  
58  
59  
023484E  
0F9176  
0E0014  
0E0017  
0C7968  
0E0393  
0D8981  
029451A  
0D8628B  
1
8.5”  
1
1
4
BUSHING, 0.50” SNAP  
HOSE, 1/4” ID  
BOX, MUFFLER TAIL PIPE  
GASKET, MUFFLER TAIL PIPE BOX  
NUT HEX JAM 3/8”-16 BRASS  
ASSEMBLY, CAP & DIPSTICK  
FILTER GASKET  
1
1
8.75’ FOAM TAPE 1/16” X ½”  
1
FOAM, FRONT AIR OUT  
COMPARTMENT  
39  
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Generator Drawing No. 0D8353-M  
40  
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Generator Drawing No. 0D8353-M  
Exploded Views & Parts Lists  
ITEM  
PART NO.  
QTY.  
DESCRIPTION  
1
2
3
4
5
6
7
8
9
029092  
022129  
049451  
0C8096A  
0D8120  
066849  
066386  
0D4217  
073159  
0D4484H  
0D4430H  
0D4216  
048614  
0F9533  
022131  
027028  
0D6832  
022145  
030231  
0C3168  
022259  
0C8565  
0D8048  
083512  
0D6831  
029451  
0D6918  
0D2558  
087680  
0D7530  
0D9723  
1
22  
1
1
4
2
1
1
1
1
1
1
4
1
4
4
1
18  
3
1
10  
2
4
6
1
2.14’  
1
1
SCREW IHHC 5/16”-24 X 11-1/4” G5  
WASHER LOCK M8-5/16”  
WASHER FLAT .406” I.D. X 1.62” O.D.  
FAN, 8" CURVE BLADE, 16.5MM I.D.  
SCREW IHHC M8-1.25 X 260MM  
SCREW HHTT M5-0.8 X 16  
ASSEMBLY, BRUSH HOLDER  
CARRIER, REAR BEARING  
BEARING  
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
22  
23  
24  
25  
26  
27  
28  
29  
30  
31  
32  
33  
34  
35  
36  
37  
38  
39  
41  
42  
ROTOR  
STATOR  
ADAPTOR, ENGINE  
SCREW HHC 5/16”-24 X 3/4"  
GASKET, FRONT DIVIDER  
WASHER FLAT 3/8”-M10  
NUT LOCK HEX 5/16”-18 NYLON INSERT  
BRACKET, ENGINE MOUNTING  
WASHER FLAT 5/16”  
SCREW HHC 5/16”-18 X 1-1/2”  
5/16” SPECIAL LOCK WASHER  
NUT HEX 5/16”-18  
SCREW SHC M8-1.25 X 18MM  
VIBRATION MOUNT  
SCREW HHTT M8-1.2 X 16MM  
BRACKET, ALTERNATOR MOUNTING  
TAPE ELEC. UL FOAM 1/8” X 1/2”  
DUCT, ALTERNATOR AIR  
GASKET, ALTERNATOR DUCT  
NUT WING M6-1.0  
2
1
1
STUD, M6-1.0 OFFSET  
ELEMENT, AIR FILTER  
0D8451  
022097  
0G3671  
090388  
0D7441  
081105  
089476  
022531  
0D8981  
1
1
1
2
2
2
1
1
1
WASHER FLAT .281" I.D. X 1.50" O.D.  
WASHER LOCK M6-1/4”  
MUFFLER W/ CATALYST  
SCREW HHTT M6-1.0 X 12MM  
BOLT CARR 5/16"-18 X 2"  
NUT FLANG 5/16”-18 LOCK  
GASKET, EXHAUST  
SCREW HHC 5/16”-18 X 1-3/4”  
FILTER GASKET RV  
41  
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Exploded Views & Parts Lists  
Control Panel Drawing No. 0D8354-H  
42  
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Control Panel Drawing No. 0D8354-H  
Exploded Views & Parts Lists  
ITEM  
PART NO.  
QTY.  
DESCRIPTION  
1
2
3
4
5
0F9719  
075210A  
092234  
065795  
023484F  
023484F  
023484R  
075234  
057159  
054502  
087798  
092113  
032300  
0A9611  
090145  
0E2314  
0A1658  
075235  
047411  
049226  
051716  
075476  
022264  
051715  
0A2053  
022473  
022097  
049813  
055440  
049815  
038750  
051714  
0D8794  
025105  
028739  
0D8308  
0D8418  
023484S  
043182  
031879  
0D6575D  
0A9973  
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
2
2
2
5
1
2
2
4
1
5
4
4
2
1
2
2
1
2
2
1
1
1
2
2
1
1
REGULATOR VOLTAGE  
TERMINAL BLOCK  
CONTROLLER P.C.B.  
BATTERY CHARGER RECTIFIER  
BUSHING SNAP 1”  
BUSHING SNAP 1” (04709 ONLY)  
BUSHING SNAP 1-1/4”  
RESISTOR, 1 OHM 25W  
CIRCUIT BREAKER 2.0 Amp (60Hz)  
CIRCUIT BREAKER 3.0 Amp (50Hz)  
SWITCH S.P.D.T.  
SWITCH S.P.D.T. ON-MOM-ON  
HOLDER FUSE  
6
7
8
9
10  
11  
12  
13  
FUSE 7.5A  
CIRCUIT BREAKER, 30 X 1 (60HZ)  
CIRCUIT BREAKER, 15A 2 POLE (50HZ)  
LOCK WASHER SPECIAL  
SCREW HHC M5-0.8 x 30mm  
SCREW HHC M6-1.0 X 16mm  
WASHER LOCK M5  
14  
15  
16  
17  
18  
19  
20  
21  
22  
23  
24  
25  
26  
27  
28  
29  
30  
31  
32  
33  
34  
35  
36  
37  
38  
39  
NUT HEX M5-0.8  
SCREW PPHM M4-0.7 x 16mm  
WASHER LOCK #8-M4  
NUT HEX M4-0.7  
SCREW HHC M6-1.0 x 65mm  
WASHER FLAT 1/4”  
WASHER LOCK M6-1/4”  
NUT HEX M6-1.0  
SCREW HHC M5-0.8 X 25mm  
SCREW HHC M5-0.8 X 16mm  
SCREW HHC M6-1.0 X 30mm  
NUT, HEX M3-0.5  
PANEL CONTROL  
SCREW RHM #6-32 X 1/4” SIMS  
TIE WRAP UL 4” (NOT SHOWN)  
DECAL (NOT SHOWN)  
HARNESS (NOT SHOWN)  
BUSHING, SNAP 1.09”  
WASHER LOCK M3  
WASHER FLAT M3  
DEUTSCH, MOUNTING CLIP  
RIVET POP 0.125” LARGE FLANGE  
43  
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GN-220 H/SH Engine Drawing No. 0D8355-AG Part 1  
44  
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GN-220 H/SH Engine Drawing No. 0D8355-AG Part 1  
ITEM PART NO. QTY. DESCRIPTION  
Exploded Views & Parts Lists  
ITEM PART NO. QTY. DESCRIPTION  
1
2
0D8433  
0C1069  
0C1069  
090965F  
0G6468  
1
10  
11  
1
GUARD, FAN  
SCREW, HHTT M6-1.0 X 8MM  
(04709 ONLY)  
BLOWER HOUSING  
BLOWER HOUSING 220RV (04709  
ONLY)  
35  
36  
091638A  
0G7967  
1
1
SPRING, GOVERNOR  
SCREW, HHTT 5/16” X ½” SEMI-  
GIMLET  
NUT, M5-0.8 LOCK  
TOP WRAPPER  
PLUG, EXPANSION  
LOWER WRAPPER  
GASKET, OIL PSI PAD  
(04709 ONLY)  
3
37  
38  
39  
40  
41  
082025  
092984  
094820  
089739  
091848  
091848  
0D8778  
040945  
040946  
1
1
1
1
1
2
1
2
2
1
4
5
6
081810  
083312  
0D8400  
1
1
1
NUT, HEX M16-1.5  
WASHER, M16 CONICAL  
ASSEMBLY CHOKE SOLENOID  
BRACKET  
FLYWHEEL, WITH RING GEAR  
BACKPLATE, ELECTRIC START  
SCREW HHTT M6-1.0 X 10MM  
KEY, WOODRUFF 4 X 19D  
5/16”-M8 LOCK WASHER  
SCREW SHC M8-1.25 X 40MM  
ASSY, STARTER  
42  
43  
ADAPTER, OIL FILTER  
7
8
9
0C8917A  
0C8798A  
045756  
082774  
022129  
081990  
0D9004A  
0E7585  
1
1
9
1
2
2
1
1
SCREW SHC M6-1.0 X 20MM G12.9  
SCREW SHC M6-1.0 X 35MM G12.9  
(04709)  
SWITCH, OIL- 5 PSI  
FILTER, OIL  
10  
11  
12  
13  
14  
15  
16  
17  
44  
45  
52  
53  
54  
55  
56  
57  
58  
59  
60  
61  
62  
63  
64  
65  
66  
67  
68  
69  
70  
71  
72  
73  
74  
75  
76  
0D9235  
070185B  
0G6437  
043182  
0C4739  
0D9689  
0A7095  
077091  
0D8397  
077075  
0C2824  
0A7094  
0D8590  
0D8591  
0G6277A  
0G6273  
0G7458  
069598  
059502  
045764  
0E9406A  
0G3662B  
0G4695B  
0A6344  
0G6502  
040143  
0F9176F  
1
1
1
2
2
1
2
1
1
1
2
2
1
1
21”  
1
1
1
1
2
1
4
2
2
1
1
1
SWITCH, THERMAL 305F  
WASHER LOCK M3  
SCREW PPHM M3-0.5 X 6MM  
ELBOW 90D STREET 1/8NPT  
RHMS #4-40 X 5/16” SEMS  
COTTER PIN  
ROD, CHOKE CONTROL  
BOOT CHOKE SOLENOID PLASTIC  
SCREW TAP-R #10-32 X 9/16”  
RHMS #4-40 X 1/4” SEMS  
ASSEMBLY, BI-METAL/HEATER  
SOLENOID, CHOKE  
FUEL HOSE 3/8 LO-PERM  
BARBED TEE 1/2X3/8X1/2  
BARBED EL 90 1/4NPT X 3/8  
BULKHEAD ADAPTOR FITTING  
BARBED EL 90 1/4 NPT X 5/16  
SCREW HHTT M4-0.7 X 8 BP  
OIL COOLER 220  
SPARK PLUG, CHAMPION RC14YC  
0G3111  
0G3231  
2
1
TAPTITE, M6-1.0 X 25 ZINC  
ASSEMBLY, IGNITION COIL ADV. W/  
DIODE  
19  
0D7666A  
0D7666B  
090051  
080316  
090948  
078631  
0D8332  
091846  
0D7558  
078643  
0D8372  
0C2756  
0D7458  
0C3979  
085953  
0D8739  
1
1
1
2
1
1
1
1
1
2
1
1
1
1
1
1
BREATHER TUBE  
BREATHER TUBE (04709 ONLY)  
GASKET, MANIFOLD/ HEAD  
SCREW HHFC M6-1.0 X 30MM  
INTAKE MANIFOLD  
GASKET CARBURETOR/MANIFOLD  
CARBURETOR  
GASKET, CARB/ ADAPTOR  
ADAPTOR, CARB  
BOLT, CARB MOUNT M6-1.0 X 75MM  
GASKET, CARB TO AIRBOX  
ASSEMBLY, GOVERNOR LEVER  
ROD, GOVERNOR  
20  
21  
22  
23  
24  
25  
26  
27  
28  
29  
30  
31  
32  
33  
CLAMP,HOSE OETIKER STEPLESS 18.5  
HOSE 3/8" X 16.25" BRAID-WRAP  
BARBED EL 90 1/8NPT X 3/8  
OIL FILTER SPACER 220RV  
CLAMP, HOSE #5.5  
SPRING, ANTI LASH  
WASHER, CARB WEAR  
ASSEMBLY BRACKET GOVERNOR  
ADJUST  
34  
0D8398  
1
ROD, CHOKE LINKAGE  
HOSE, ¼” SAE30R11 GREENBAR 7”  
45  
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GN-220 H/SH Engine Drawing No. 0D8355-AG Part 2  
46  
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GN-220 H/SH Engine Drawing No. 0D8355-AG Part 2  
Exploded Views & Parts Lists  
ITEM  
PART NO.  
QTY.  
DESCRIPTION  
N/A  
1
2
3
4
5
6
7
8
0E8804  
078621  
076389  
0G4379  
0A8897B  
077168  
0G4331  
076390  
0G5827  
078658  
0F0967  
089213E  
0A7637  
0E3811  
0D1303  
078645  
0A7811  
072683A  
0A9878  
089096  
088156  
0A8822  
078691  
0A5772  
0A5776  
074908  
078606  
076361  
0D2414  
099922  
0C3733  
0C4390  
084186  
083192  
0E0057  
078699B  
021705B  
0C3590  
0C3591  
0D9853A  
083235  
080336  
0C8754  
077161  
077160  
076307  
088403  
026073A  
0D1411A  
076329  
0C3592  
049340A  
045761A  
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LONG BLOCK ASSEMBLY  
CONNECTING ROD ASSEMBLY  
PISTON PIN  
PISTON RING SET DIA 75 PLATEAU HONED  
GEAR COVER ASSEMBLY  
M8 X 56MM HEAD BOLT  
PISTON, COATED DIA 75  
PIN RETAINER RING  
ASSY, CRANKSHAFT GH220 TAPER  
GOVERNOR “R” PIN  
WASHER FLAT 1/4, .015 THK  
CRANKCASE ASSEMBLY  
GOVERNOR ARM  
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10  
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16  
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52  
OIL SEAL  
GOVERNOR GEAR ASSEMBLY  
GOVERNOR GEAR C-RING  
GOVERNOR SPOOL  
1/8” NPT PIPE PLUG  
CAMSHAFT ASSEMBLY  
CRANKCASE GASKET  
VALVE STEM SEAL  
CYLINDER HEAD GASKET  
OIL PRESSURE RELIEF COVER  
OIL PRESSURE SPRING  
11/32” BALL  
M5 FORM SCREW  
M6-1.0 X 12MM SCREW  
GOVERNOR GEAR THRUST WASHER  
SCREW, HHFC M8-1.25 X 35MM  
SPRING WASHER  
VALVE RETAINER  
VALVE SPRING  
VALVE SPRING WEAR WASHER  
GEROTER SET  
“O” RING  
SLEEVE, SEAM DWL  
CYLINDER HEAD ASSEMBLY  
EXHAUST VALVE  
INTAKE VALVE  
PUSH ROD  
TAPPET  
OIL PICK-UP ASSEMBLY  
ROCKER COVER GASKET  
PIVOT BALL STUD  
GN- 191/220 ROCKER ARM  
ROCKER ARM JAM NUT  
PUSH ROD GUIDE PLATE  
1/4” NPT PIPE PLUG  
ROCKER COVER ASSEMBLY  
PLASTIC OIL FILL PLUG  
VALVE SPRING KEEPER  
BARBED ELBOW 90 1/4” NPT X 3/8”  
STUD M8-1.25 / 10MM X 30MM  
47  
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Warranty  
CALIFORNIA AND FEDERAL EMISSION CONTROL WARRANTY STATEMENT  
YOUR WARRANTY RIGHTS AND OBLIGATIONS  
The California Air Resources Board (CARB) and the United States Environmental Protection Agency (EPA), together with Generac Power Systems, Inc.  
(Generac), are pleased to explain the Emission Control System Warranty on your new engine.* New utility, and lawn and garden equipment engines must  
be designed, built and equipped to meet stringent anti-smog standards for the state of California and the federal government. Generac will warrant the emis-  
sion control system on your engine for the periods of time listed below provided there has been no abuse, neglect, unapproved modification or improper  
maintenance of your engine.  
Your emission control system may include parts such as the carburetor, ignition and exhaust systems. Generac will repair your engine at no cost to you  
for diagnosis, replacement parts and labor, should a warrantable condition occur.  
MANUFACTURER’S EMISSION CONTROL SYSTEM WARRANTY COVERAGE:  
Emissions control systems on 1997 and later model year engines are warranted for two years as hereinafter noted. If, during such warranty period, any  
emission-related component or system on your engine is found to be defective in materials or workmanship, repairs or replacement will be performed by  
a Generac Authorized Warranty Service Facility.  
PURCHASER’S/OWNER’S WARRANTY RESPONSIBILITIES:  
As the engine purchaser/owner, you are responsible for the completion of all required maintenance as listed in your factory supplied Owner’s Manual. For  
warranty purposes, Generac recommends that you retain all receipts covering maintenance on your engine. However, Generac cannot deny warranty solely  
because of the lack of receipts or for your failure to ensure the completion of all scheduled maintenance.  
As the engine purchaser/owner, you should, however, be aware that Generac may deny any and/or all warranty coverage or responsibility if your engine,  
or a part/component thereof, has failed due to abuse, neglect, improper maintenance or unapproved modifications, or the use of counterfeit and/or ‘grey  
market’ parts not made, supplied or approved by Generac.  
You are responsible for presenting your engine to a Generac Authorized Warranty Service Facility as soon as a problem occurs. The warranty repairs  
should be completed in a reasonable amount of time, not to exceed 30 days.  
Warranty service can be arranged by contacting either your selling dealer or a Generac Authorized Warranty Service Facility. To locate the Generac  
Authorized Warranty Service Facility nearest you, call our toll-free number:  
1-800-333-1322  
IMPORTANT NOTE: This warranty statement explains your rights and obligations under the Emission Control System Warranty (ECS Warranty), which is  
provided to you by Generac pursuant to California and federal law. See also the “Generac Limited Warranties for Generac Power Systems, Inc.,” which  
is enclosed herewith on a separate sheet, also provided to you by Generac. The ECS Warranty applies only to the emission control system of your new  
engine. If there is any conflict in terms between the ECS Warranty and the Generac Warranty, the ECS Warranty shall apply except in circumstances where  
the Generac Warranty may provide a longer warranty period. Both the ECS Warranty and the Generac Warranty describe important rights and obligations  
with respect to your new engine.  
Warranty service can be performed only by a Generac Authorized Warranty Service Facility. When requesting warranty service, evidence must be presented  
showing the date of the sale to the original purchaser/owner. The purchaser/owner shall be responsible for any expenses or other charges incurred for  
service calls and/or transportation of the product to/from the inspection or repair facilities. The purchaser/owner also shall be responsible for any and/or  
all damages or losses incurred while the engine is being transported/shipped for inspection or warranty repairs.  
If you have any questions regarding your warranty rights and responsibilities, you should contact Generac at the following address:  
ATTENTION WARRANTY DEPARTMENT  
GENERAC POWER SYSTEMS, INC.  
P.O. BOX 297  
WHITEWATER, WI 53190  
Part 1  
48  
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Warranty  
EMISSION CONTROL SYSTEM WARRANTY  
Emission Control System Warranty (ECS Warranty) for 1997 and later model year engines:  
(a) Applicability: This warranty shall apply to 1997 and later model year engines. The ECS Warranty Period shall begin on the date the new engine or equip-  
ment is purchased by/delivered to its original, end-use purchaser/owner and shall continue for 24 consecutive months thereafter.  
(b) General Emissions Warranty Coverage: Generac warrants to the original, end-use purchaser/owner of the new engine or equipment, and to each subse-  
quent purchaser/owner, that each of its engines is ...  
(1) Designed, built and equipped so as to conform with all applicable regulations adopted by the EPA and CARB pursuant to their respective authority,  
and  
(2) Free from defects in materials and workmanship which, at any time during the ECS Warranty Period, may cause a warranted emissions-related part  
to fail to be identical in all material respects to the part as described in the engine manufacturer’s application for certification.  
(c) The ECS Warranty only pertains to emissions-related parts on your engine, as follows:  
(1) Any warranted, emissions-related parts that are not scheduled for replacement as required maintenance in the Owner’s Manual shall be warranted for  
the ECS Warranty Period. If any such part fails during the ECS Warranty Period, it shall be repaired or replaced by Generac according to Subsection (4)  
below. Any such part repaired or replaced under the ECS Warranty shall be warranted for the remainder of the ECS Warranty Period.  
(2) Any warranted, emissions-related part that is scheduled only for regular inspection as specified in the Owner’s Manual shall be warranted for the ECS  
Warranty Period. A statement in such written instructions to the effect of “repair or replace as necessary” shall not reduce the ECS Warranty Period.  
Any such part repaired or replaced under the ECS Warranty shall be warranted for the remainder of the ECS Warranty Period.  
(3) Any warranted, emissions-related part that is scheduled for replacement as required maintenance in the Owner’s Manual shall be warranted for the  
period of time prior to the first scheduled replacement point for that part. If the part fails prior to the first scheduled replacement, the part shall be  
repaired or replaced by Generac according to Subsection (4) below. Any such emissions-related part repaired or replaced under the ECS Warranty shall  
be warranted for the remainder of the ECS Warranty Period prior to the first scheduled replacement point for such emissions-related part.  
(4) Repair or replacement of any warranted, emissions-related part under this ECS Warranty shall be performed at no charge to the owner at a Generac  
Authorized Warranty Service Facility.  
(5) When the engine is inspected by a Generac Authorized Warranty Service Facility, the owner shall not be held responsible for diagnostic costs if the  
repair is deemed warrantable.  
(6) Generac shall be liable for damages to other original engine components or approved modifications proximately caused by a failure under warranty  
of any emission-related part covered by the ECS Warranty.  
(7) Throughout the ECS Warranty Period, Generac shall maintain a supply of warranted emission-related parts sufficient to meet the expected demand  
for such emission-related parts.  
(8) Any Generac authorized and approved emission-related replacement part may be used in the performance of any ECS Warranty maintenance or repairs  
and will be provided without charge to the purchaser/owner. Such use shall not reduce Generac’s ECS Warranty obligations.  
(9) Unapproved, add-on, modified, counterfeit and/or ‘grey market’ parts may not be used to modify or repair a Generac engine. Such use voids this ECS  
Warranty and shall be sufficient grounds for disallowing an ECS Warranty claim. Generac shall not be held liable hereunder for failures of any warranted  
parts of a Generac engine caused by the use of such an unapproved, add-on, modified, counterfeit and/or ‘grey market’ part.  
EMISSION RELATED PARTS INCLUDE THE FOLLOWING:  
*Generac engine types covered by this warranty statement include the following:  
1) Utility  
2) Lawn and Garden Equipment  
3) Recreational Vehicle (RV) Generator  
4) Industrial Mobile (IM) Generator  
1) Fuel Metering System:  
2) Air Induction System including:  
a) Intake pipe/manifold  
b) Air cleaner  
3) Ignition System including:  
a) Spark plug  
b) Ignition module  
1.1) Gasoline carburetor assembly and its  
internal components (if so equipped).  
a) Fuel filter (if so equipped)  
b) Carburetor gaskets  
c) Fuel pump (if so equipped)  
1.2) LPG carburetion assembly and its  
internal components (if so equipped).  
a) Fuel controller (if so equipped)  
4) Catalytic Muffler Assembly (if so equipped) including:  
a) Muffler gasket  
b) Exhaust manifold  
b) Mixer and its gaskets (if so equipped)  
c) Carburetor and its gaskets (if so equipped)  
d) Primary gas regulator (if so equipped)  
e) LP liquid vaporizer (if so equipped)  
5) Crankcase Breather Assembly including:  
a) Breather connection tube  
Part 2  
49  
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Warranty  
GENERAC POWER SYSTEMS’ THREE-YEAR LIMITED WARRANTY FOR  
RECREATIONAL VEHICLE GENERATORS PURCHASED IN THE U.S.A. AND CANADA  
NOTE: ALL UNITS MUST BE INSTALLED BY GENERAC POWER SYSTEMS AUTHORIZED SERVICE FACILITIES.  
For a period of 3 (three) years of operation from the date of original sale, Generac Power Systems, Inc. (Generac) will, at its option, repair or replace any part which,  
upon examination, inspection and testing by Generac or a Generac Authorized Warranty Service Facility, is found to be defective under normal use and service, in  
accordance with the warranty schedule set forth below. Any equipment that the purchaser/owner claims to be defective must be returned to and examined by the  
nearest Generac Authorized Warranty Service Facility. All transportation costs under the warranty, including return to the factory, are to be borne and prepaid by the  
purchaser/owner. This warranty applies only to Generac generators sold and rated for “Recreational Vehicle” (RV) applications, as Generac has defined Recreational  
Vehicle generator applications. The factory recommends exercising the unit one half-hour every month.  
WARRANTY SCHEDULE – COMMERCIAL APPLICATIONS  
YEAR ONE – 100% (one hundred percent) coverage on part(s), labor, removal and reinstallation listed:  
• Engine All components  
• Alternator All components  
WARRANTY SCHEDULE – CONSUMER/PERSONAL APPLICATIONS  
YEARS ONE AND TWO – 100% (one hundred percent) coverage on part(s), labor, removal and reinstallation listed:  
• Engine All components  
• Alternator All components  
YEAR THREE – 100% (one hundred percent) only on selected part(s) and labor listed [Any labor and part(s) not listed, and removal and reinstallation are the owner’s  
responsibility]:  
Rotor, Stator, Computer Control Board, Cylinder Block, Cylinder Head, Crankshaft, Piston(s), Valve, Valve Lifter(s), Intake and Exhaust Manifolds.  
INTERNATIONAL  
YEAR ONE (or 1000 hours, whichever occurs first) – Limited comprehensive coverage on labor and parts listed.  
• All COMPONENTS  
Extended Warranties are not available on units sold into International Markets.  
Generac RV generators manufactured after January 1, 2006, have a transferable warranty to the second owner ONLY for the remainder of the three-year limited war-  
ranty. Proof-of-purchase is required and must be presented to a Generac Authorized Warranty Service Facility prior to the performance of any warranty service.  
All warranty expense allowances are subject to the conditions defined in Generac’s Warranty Policies and Procedures Guide.  
THIS WARRANTY SHALL NOT APPLY TO THE FOLLOWING:  
• Generac generators that utilize non-Generac replacement parts.  
• Costs of normal maintenance, adjustments, installation and start-up.  
• Repairs or diagnostics performed by individuals other than Generac authorized dealers not authorized in writing by Generac Power Systems.  
• Failures caused by any contaminated fuels, oils, coolants or lack of proper fluid amounts.  
• Failures due, but not limited, to normal wear and tear, accident, misuse, abuse, negligence or improper installation. As with all mechanical devices, the Generac engines  
need periodic part(s) service and replacement to perform well. This warranty will not cover repair when normal use has exhausted the life of a part(s) or engine.  
• Failures caused by any external cause or act of God, such as collision, theft, vandalism, riot or wars, nuclear holocaust, fire, freezing, lightning,  
earthquake, windstorm, hail, volcanic eruption, water or flood, tornado or hurricane.  
• Damage related to rodent and/or insect infestation.  
• Products that are modified or altered in a manner not authorized by Generac in writing.  
• Any incidental, consequential or indirect damages caused by defects in materials or workmanship, or any delay in repair or replacement of the defective part(s).  
• Failure due to misapplication.  
Telephone, cellular phone, facsimile, internet access or other communication expenses.  
• Living or travel expenses of person(s) performing service, except as specifically included within the terms of a specific unit warranty period.  
• Expenses related to "customer instruction" or troubleshooting where no manufacturing defect is found.  
• Rental equipment used while warranty repairs are being performed.  
• Overnight freight costs for replacement part(s).  
• Overtime labor.  
• Starting batteries, fuses, light bulbs and engine fluids.  
THIS WARRANTY IS IN PLACE OF ALL OTHER WARRANTIES, EXPRESSED OR IMPLIED. SPECIFICALLY, GENERAC MAKES NO OTHER WARRANTIES AS TO THE  
MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Some states do not allow limitations on how long an implied warranty lasts, so the above limitation  
may not apply to you. Any implied warranties which are allowed by law, shall be limited in duration of the terms of the express warranty provided herein.  
GENERAC'S ONLY LIABILITY SHALL BE THE REPAIR OR REPLACEMENT OF PART(S) AS STATED ABOVE. IN NO EVENT SHALL GENERAC BE LIABLE FOR ANY  
INCIDENTAL OR CONSEQUENTIAL DAMAGES, EVEN IF SUCH DAMAGES ARE A DIRECT RESULT OF GENERAC'S NEGLIGENCE. Some states do not allow the exclu-  
sion or limitation of incidental or consequential damages, so the above limitation may not apply to you. This warranty gives you specific legal rights. You also have  
other rights from state to state.  
GENERAC® POWER SYSTEMS, INC. P.O. BOX 297  
WHITEWATER, WI 53190  
Part No. 0H8812  
Rev.A 06.02.10  
Part No. 0D8351  
Revision AA (06/02/10)  
Printed in U.S.A.  
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