Lincoln Electric Welder 11079 User Manual

RETURN TO MAIN MENU  
IM831  
October, 2004  
RANGER 3 PHASE  
For Machines with Code Number 11079  
Safety Depends on You  
Lincoln arc welding and cutting  
equipment is designed and built  
with safety in mind. However, your  
overall safety can be increased by  
proper installation ... and thought-  
ful operation on your part. DO  
NOT INSTALL, OPERATE OR  
REPAIR THIS EQUIPMENT  
WITHOUT READING THIS  
MANUAL AND THE SAFETY  
PRECAUTIONS CONTAINED  
THROUGHOUT. And, most  
importantly, think before you act  
and be careful.  
R
C
US  
OPERATOR’S MANUAL  
Copyright © 2004 Lincoln Global Inc.  
• World's Leader in Welding and Cutting Products •  
• Sales and Service through Subsidiaries and Distributors Worldwide •  
Cleveland, Ohio 44117-1199 U.S.A. TEL: 216.481.8100 FAX: 216.486.1751 WEB SITE: www.lincolnelectric.com  
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SAFETY  
ARC RAYS can burn.  
ELECTRIC SHOCK can  
4.a. Use a shield with the proper filter and cover  
plates to protect your eyes from sparks and  
the rays of the arc when welding or observing  
open arc welding. Headshield and filter lens  
should conform to ANSI Z87. I standards.  
kill.  
3.a. The electrode and work (or ground) circuits  
are electrically “hot” when the welder is on.  
Do not touch these “hot” parts with your bare  
skin or wet clothing. Wear dry, hole-free  
gloves to insulate hands.  
4.b. Use suitable clothing made from durable flame-resistant  
material to protect your skin and that of your helpers from  
the arc rays.  
3.b. Insulate yourself from work and ground using dry insulation.  
Make certain the insulation is large enough to cover your full  
area of physical contact with work and ground.  
4.c. Protect other nearby personnel with suitable, non-flammable  
screening and/or warn them not to watch the arc nor expose  
themselves to the arc rays or to hot spatter or metal.  
In addition to the normal safety precautions, if welding  
must be performed under electrically hazardous  
conditions (in damp locations or while wearing wet  
clothing; on metal structures such as floors, gratings or  
scaffolds; when in cramped positions such as sitting,  
kneeling or lying, if there is a high risk of unavoidable or  
accidental contact with the workpiece or ground) use  
the following equipment:  
FUMES AND GASES  
can be dangerous.  
5.a. Welding may produce fumes and gases  
hazardous to health. Avoid breathing these  
• Semiautomatic DC Constant Voltage (Wire) Welder.  
• DC Manual (Stick) Welder.  
• AC Welder with Reduced Voltage Control.  
fumes and gases.When welding, keep  
your head out of the fume. Use enough  
ventilation and/or exhaust at the arc to keep  
fumes and gases away from the breathing zone. When  
welding with electrodes which require special  
ventilation such as stainless or hard facing (see  
instructions on container or MSDS) or on lead or  
cadmium plated steel and other metals or coatings  
which produce highly toxic fumes, keep exposure as  
low as possible and below Threshold Limit Values (TLV)  
using local exhaust or mechanical ventilation. In  
confined spaces or in some circumstances, outdoors, a  
respirator may be required. Additional precautions are  
also required when welding on galvanized steel.  
3.c. In semiautomatic or automatic wire welding, the electrode,  
electrode reel, welding head, nozzle or semiautomatic  
welding gun are also electrically “hot”.  
3.d. Always be sure the work cable makes a good electrical  
connection with the metal being welded. The connection  
should be as close as possible to the area being welded.  
3.e. Ground the work or metal to be welded to a good electrical  
(earth) ground.  
3.f. Maintain the electrode holder, work clamp, welding cable and  
welding machine in good, safe operating condition. Replace  
damaged insulation.  
5.b. Do not weld in locations near chlorinated hydrocarbon vapors  
coming from degreasing, cleaning or spraying operations.  
The heat and rays of the arc can react with solvent vapors to  
form phosgene, a highly toxic gas, and other irritating prod-  
ucts.  
3.g. Never dip the electrode in water for cooling.  
3.h. Never simultaneously touch electrically “hot” parts of  
electrode holders connected to two welders because voltage  
between the two can be the total of the open circuit voltage  
of both welders.  
5.c. Shielding gases used for arc welding can displace air and  
cause injury or death. Always use enough ventilation,  
especially in confined areas, to insure breathing air is safe.  
5.d. Read and understand the manufacturer’s instructions for this  
equipment and the consumables to be used, including the  
material safety data sheet (MSDS) and follow your  
employer’s safety practices. MSDS forms are available from  
your welding distributor or from the manufacturer.  
3.i. When working above floor level, use a safety belt to protect  
yourself from a fall should you get a shock.  
3.j. Also see Items 6.c. and 8.  
5.e. Also see item 1.b.  
Mar ‘95  
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SAFETY  
WELDING SPARKS can  
cause fire or explosion.  
CYLINDER may explode  
if damaged.  
6.a. Remove fire hazards from the welding area.  
If this is not possible, cover them to prevent  
7.a. Use only compressed gas cylinders  
containing the correct shielding gas for the  
the welding sparks from starting a fire.  
Remember that welding sparks and hot  
materials from welding can easily go through small cracks  
and openings to adjacent areas. Avoid welding near  
hydraulic lines. Have a fire extinguisher readily available.  
process used and properly operating  
regulators designed for the gas and  
pressure used. All hoses, fittings, etc. should be suitable for  
the application and maintained in good condition.  
7.b. Always keep cylinders in an upright position securely  
chained to an undercarriage or fixed support.  
6.b. Where compressed gases are to be used at the job site,  
special precautions should be used to prevent hazardous  
situations. Refer to “Safety in Welding and Cutting” (ANSI  
Standard Z49.1) and the operating information for the  
equipment being used.  
7.c. Cylinders should be located:  
Away from areas where they may be struck or subjected to  
physical damage.  
6.c. When not welding, make certain no part of the electrode  
circuit is touching the work or ground. Accidental contact  
can cause overheating and create a fire hazard.  
•A safe distance from arc welding or cutting operations and  
any other source of heat, sparks, or flame.  
7.d. Never allow the electrode, electrode holder or any other  
electrically “hot” parts to touch a cylinder.  
6.d. Do not heat, cut or weld tanks, drums or containers until the  
proper steps have been taken to insure that such procedures  
will not cause flammable or toxic vapors from substances  
inside. They can cause an explosion even though they have  
been “cleaned”. For information, purchase “Recommended  
Safe Practices for the Preparation for Welding and Cutting of  
Containers and Piping That Have Held Hazardous  
Substances”, AWS F4.1 from the American Welding Society  
(see address above).  
7.e. Keep your head and face away from the cylinder valve outlet  
when opening the cylinder valve.  
7.f. Valve protection caps should always be in place and hand  
tight except when the cylinder is in use or connected for  
use.  
7.g. Read and follow the instructions on compressed gas  
cylinders, associated equipment, and CGA publication P-l,  
“Precautions for Safe Handling of Compressed Gases in  
Cylinders,” available from the Compressed Gas Association  
1235 Jefferson Davis Highway, Arlington, VA 22202.  
6.e. Vent hollow castings or containers before heating, cutting or  
welding. They may explode.  
6.f. Sparks and spatter are thrown from the welding arc. Wear oil  
free protective garments such as leather gloves, heavy shirt,  
cuffless trousers, high shoes and a cap over your hair. Wear  
ear plugs when welding out of position or in confined places.  
Always wear safety glasses with side shields when in a  
welding area.  
FOR ELECTRICALLY  
powered equipment.  
6.g. Connect the work cable to the work as close to the welding  
area as practical. Work cables connected to the building  
framework or other locations away from the welding area  
increase the possibility of the welding current passing  
through lifting chains, crane cables or other alternate cir-  
cuits. This can create fire hazards or overheat lifting chains  
or cables until they fail.  
8.a. Turn off input power using the disconnect  
switch at the fuse box before working on  
the equipment.  
8.b. Install equipment in accordance with the U.S. National  
Electrical Code, all local codes and the manufacturer’s  
recommendations.  
6.h. Also see item 1.c.  
8.c. Ground the equipment in accordance with the U.S. National  
Electrical Code and the manufacturer’s recommendations.  
Mar ‘95  
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SAFETY  
zones où l’on pique le laitier.  
PRÉCAUTIONS DE SÛRETÉ  
6. Eloigner les matériaux inflammables ou les recouvrir afin de  
prévenir tout risque d’incendie dû aux étincelles.  
Pour votre propre protection lire et observer toutes les instructions  
et les précautions de sûreté specifiques qui parraissent dans ce  
manuel aussi bien que les précautions de sûreté générales suiv-  
antes:  
7. Quand on ne soude pas, poser la pince à une endroit isolé de  
la masse. Un court-circuit accidental peut provoquer un  
échauffement et un risque d’incendie.  
Sûreté Pour Soudage A L’Arc  
1. Protegez-vous contre la secousse électrique:  
8. S’assurer que la masse est connectée le plus prés possible  
de la zone de travail qu’il est pratique de le faire. Si on place  
la masse sur la charpente de la construction ou d’autres  
endroits éloignés de la zone de travail, on augmente le risque  
de voir passer le courant de soudage par les chaines de lev-  
age, câbles de grue, ou autres circuits. Cela peut provoquer  
des risques d’incendie ou d’echauffement des chaines et des  
câbles jusqu’à ce qu’ils se rompent.  
a. Les circuits à l’électrode et à la piéce sont sous tension  
quand la machine à souder est en marche. Eviter toujours  
tout contact entre les parties sous tension et la peau nue  
ou les vétements mouillés. Porter des gants secs et sans  
trous pour isoler les mains.  
b. Faire trés attention de bien s’isoler de la masse quand on  
soude dans des endroits humides, ou sur un plancher  
metallique ou des grilles metalliques, principalement dans  
les positions assis ou couché pour lesquelles une grande  
partie du corps peut être en contact avec la masse.  
c. Maintenir le porte-électrode, la pince de masse, le câble  
de soudage et la machine à souder en bon et sûr état  
defonctionnement.  
9. Assurer une ventilation suffisante dans la zone de soudage.  
Ceci est particuliérement important pour le soudage de tôles  
galvanisées plombées, ou cadmiées ou tout autre métal qui  
produit des fumeés toxiques.  
10. Ne pas souder en présence de vapeurs de chlore provenant  
d’opérations de dégraissage, nettoyage ou pistolage. La  
chaleur ou les rayons de l’arc peuvent réagir avec les vapeurs  
du solvant pour produire du phosgéne (gas fortement toxique)  
ou autres produits irritants.  
d.Ne jamais plonger le porte-électrode dans l’eau pour le  
refroidir.  
e. Ne jamais toucher simultanément les parties sous tension  
des porte-électrodes connectés à deux machines à souder  
parce que la tension entre les deux pinces peut être le  
total de la tension à vide des deux machines.  
11. Pour obtenir de plus amples renseignements sur la sûreté,  
voir le code “Code for safety in welding and cutting” CSA  
Standard W 117.2-1974.  
f. Si on utilise la machine à souder comme une source de  
courant pour soudage semi-automatique, ces precautions  
pour le porte-électrode s’applicuent aussi au pistolet de  
soudage.  
2. Dans le cas de travail au dessus du niveau du sol, se protéger  
contre les chutes dans le cas ou on recoit un choc. Ne jamais  
enrouler le câble-électrode autour de n’importe quelle partie  
du corps.  
PRÉCAUTIONS DE SÛRETÉ POUR  
LES MACHINES À SOUDER À  
TRANSFORMATEUR ET À  
REDRESSEUR  
3. Un coup d’arc peut être plus sévère qu’un coup de soliel,  
donc:  
a. Utiliser un bon masque avec un verre filtrant approprié  
ainsi qu’un verre blanc afin de se protéger les yeux du ray-  
onnement de l’arc et des projections quand on soude ou  
quand on regarde l’arc.  
b. Porter des vêtements convenables afin de protéger la  
peau de soudeur et des aides contre le rayonnement de  
l‘arc.  
1. Relier à la terre le chassis du poste conformement au code de  
l’électricité et aux recommendations du fabricant. Le dispositif  
de montage ou la piece à souder doit être branché à une  
bonne mise à la terre.  
2. Autant que possible, I’installation et l’entretien du poste seront  
effectués par un électricien qualifié.  
c. Protéger l’autre personnel travaillant à proximité au  
soudage à l’aide d’écrans appropriés et non-inflammables.  
3. Avant de faires des travaux à l’interieur de poste, la debranch-  
er à l’interrupteur à la boite de fusibles.  
4. Des gouttes de laitier en fusion sont émises de l’arc de  
soudage. Se protéger avec des vêtements de protection libres  
de l’huile, tels que les gants en cuir, chemise épaisse, pan-  
talons sans revers, et chaussures montantes.  
4. Garder tous les couvercles et dispositifs de sûreté à leur  
place.  
5. Toujours porter des lunettes de sécurité dans la zone de  
soudage. Utiliser des lunettes avec écrans lateraux dans les  
Mar. ‘93  
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for selecting a QUALITY product by Lincoln Electric. We want you  
to take pride in operating this Lincoln Electric Company product  
••• as much pride as we have in bringing this product to you!  
Thank You  
Please Examine Carton and Equipment For Damage Immediately  
When this equipment is shipped, title passes to the purchaser upon receipt by the carrier. Consequently, Claims  
for material damaged in shipment must be made by the purchaser against the transportation company at the  
time the shipment is received.  
Please record your equipment identification information below for future reference. This information can be  
found on your machine nameplate.  
Product _________________________________________________________________________________  
Model Number ___________________________________________________________________________  
Code Number or Date Code_________________________________________________________________  
Serial Number____________________________________________________________________________  
Date Purchased___________________________________________________________________________  
Where Purchased_________________________________________________________________________  
Whenever you request replacement parts or information on this equipment, always supply the information you  
have recorded above. The code number is especially important when identifying the correct replacement parts.  
On-Line Product Registration  
- Register your machine with Lincoln Electric either via fax or over the Internet.  
• For faxing: Complete the form on the back of the warranty statement included in the literature packet  
accompanying this machine and fax the form per the instructions printed on it.  
• For On-Line Registration: Go to our WEB SITE at www.lincolnelectric.com. Choose “Quick Links” and then  
“Product Registration”. Please complete the form and submit your registration.  
Read this Operators Manual completely before attempting to use this equipment. Save this manual and keep it  
handy for quick reference. Pay particular attention to the safety instructions we have provided for your protection.  
The level of seriousness to be applied to each is explained below:  
WARNING  
This statement appears where the information must be followed exactly to avoid serious personal injury or  
loss of life.  
CAUTION  
This statement appears where the information must be followed to avoid minor personal injury or damage to  
this equipment.  
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TABLE OF CONTENTS  
Page  
Installation.......................................................................................................................Section A  
Technical Specifications.......................................................................................................A-1  
Safety Precautions........................................................................................................A-2  
Machine Grounding.......................................................................................................A-2  
Spark Arrester...............................................................................................................A-2  
Towing, Vehicle Mounting.............................................................................................A-2  
Vehicle Mounting...........................................................................................................A-3  
Pre-Operation Engine Service..............................................................................................A-3  
Fuel ...............................................................................................................................A-3  
Oil..................................................................................................................................A-3  
Battery Connections......................................................................................................A-3  
Welding Cable Connections..........................................................................................A-3  
Angle of Operation ........................................................................................................A-4  
Lifting.............................................................................................................................A-4  
High Altitude Operation.................................................................................................A-4  
Location and Ventilation................................................................................................A-4  
Stacking ........................................................................................................................A-4  
Connection of Wire Feeders .........................................................................................A-4  
Connection of Tig Module .............................................................................................A-5  
Additional Safety Precautions,Welding Operation Output.............................................A-5  
Auxiliary Power and Receptacles ................................................................................A-5,A-6  
Motor Starting and Extension Cord Length Table ................................................................A-6  
Electrical Device Used with the Ranger 10,000 ...................................................................A-7  
Auxiliary Power While Welding, Standby Power Connections ............................................A-8  
Premises Wiring ...................................................................................................................A-9  
________________________________________________________________________________  
Operation.........................................................................................................................Section B  
Safety Precautions ...............................................................................................................B-1  
General Description..............................................................................................................B-1  
Welder Controls Function and Operation.............................................................................B-1  
Range and Control Dial,Polarity...........................................................................................B-2  
Start in/Shutdown Instructions.....................................................................................................B-3  
Starting the Engine........................................................................................................B-3  
Safety Precautions........................................................................................................B-3  
Stopping the Engine......................................................................................................B-3  
Break-In Period .............................................................................................................B-3  
Welding Process ..................................................................................................................B-4  
Stick (Constant Current) Welding..................................................................................B-4  
TIG (Constant Current) Welding ..................................................................................B-4  
Wire Feed Welding Processes (Constant Voltage)......................................................B-4  
Arc Gouging ..................................................................................................................B-4  
Summary of Welding Processes...................................................................................B-5  
________________________________________________________________________________  
Accessories ........................................................................................................Section C  
Optional Equipment...............................................................................................C-1  
Recommended Equipment....................................................................................C-2  
________________________________________________________________________  
Maintenance ....................................................................................................Section D  
Safety Precautions ................................................................................................D-1  
Routine Engine Oil, Oil Filter and Air Cleaner Maintenance............................D-1,D2  
Engine Adjustments...............................................................................................D-3  
Slip Rings ..............................................................................................................D-3  
Battery Maintenance, Engine Maintenance Parts...........................................D-3  
________________________________________________________________________  
Troubleshooting..............................................................................................Section E  
How to Use Troubleshooting Guide.......................................................................E-1  
Troubleshooting Guide...................................................................................E-2, E-3  
________________________________________________________________________  
Wiring Diagrams & Dimension Print..............................................................Section F  
Wiring and Connection Diagrams....................................................................F-1,F-2  
Dimension Print......................................................................................................F-3  
________________________________________________________________________  
Parts List..................................................................................................................P496  
________________________________________________________________________  
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A-1  
A-1  
INSTALLATION  
TECHNICAL SPECIFICATIONS - RANGER 3 PHASE (K2337-1)  
INPUT - GASOLINE ENGINE  
Description  
Operating  
Displacement  
cu. in.  
Capacities  
Make/Model  
Starting  
System  
Horsepower  
Speed (RPM)  
(cu.cm.)  
2 cylinder  
4 Cycle  
Air-Cooled  
Gasoline  
High Idle 3700  
12VDC  
Battery  
Electric Start  
Group 58  
Battery  
(K2337-1)  
Kohler  
CH20S  
20 HP @  
3600 RPM  
(Kohler)  
Fuel:  
38(624)  
Kohler  
Full Load 3500  
Low Idle 2200  
Engine.  
9 Gal (34 L)  
Lubricating Oil:  
2.0 Qts. (1.9 L)  
Aluminum Alloy  
with Cast Iron  
Liners,  
(435 cold  
Cranking  
Amps)  
Electronic  
Ignition  
RATED OUTPUT @ 104°F (40°C)- WELDER  
Welding Output  
AC Constant Current 225A / 25V / 100%  
DC Constant Current 210A / 25V / 100%  
DC Constant Voltage 200A / 20V / 100%  
RATED OUTPUT @ 104°F (40°C)- GENERATOR  
1
Auxiliary Power  
11,500 Watts Peak,10,500 Watts Continuous, 3 Phase 60 Hz AC,480V  
10,500 Watts Peak, 9500 Watts Continuous, Single Phase 60 Hz AC,120V/240V  
PHYSICAL DIMENSIONS  
HEIGHT  
WIDTH  
DEPTH  
WEIGHT  
538 lbs. (244kg)  
30.3 in.  
19.1 in.  
42.0 in.  
770 mm  
485 mm  
1067 mm  
1. Output rating in watts is equivalent to volt - amperes at unity factor.Output voltage is within +/-10% at all loads up to rated capacity.  
When welding available auxiliary power will be reduced.  
RANGER 3 PHASE  
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A-2  
A-2  
INSTALLATION  
SAFETY PRECAUTIONS  
In general, if the machine is to be grounded, it should be  
connected with a #8 or larger copper wire to a solid earth  
ground such as a metal water pipe going into the ground for  
at least ten feet and having no insulated joints, or to the  
metal framework of a building which has been effectively  
grounded. The National Electrical Code lists a number of  
alternate means of grounding electrical equipment. A  
WARNING  
Do not attempt to use this equipment until you  
have thoroughly read the engine manufacturer’s  
manual supplied with your welder. It includes  
important safety precautions, detailed engine  
starting, operating and maintenance instructions,  
and parts lists.  
machine grounding stud marked with the symbol  
vided on the front of the welder.  
is pro-  
------------------------------------------------------------------------  
ELECTRIC SHOCK can kill.  
SPARK ARRESTER  
• Do not touch electrically live parts or  
electrode with skin or wet clothing.  
• Insulate yourself from work and  
ground  
Some federal, state, or local laws may require that gasoline  
engines be equipped with exhaust spark arresters when  
they are operated in certain locations where unarrested  
sparks may present a fire hazard. The standard muffler  
included with this welder does not qualify as a spark  
arrester. When required by local regulations, the K894-1  
spark arrester must be installed and properly maintained.  
• Always wear dry insulating gloves.  
------------------------------------------------------------------------  
ENGINE EXHAUST can kill.  
• Use in open, well ventilated areas or  
vent exhaust outside.  
------------------------------------------------------------------------  
MOVING PARTS can injure.  
• Do not operate with doors open or  
guards off.  
CAUTION  
• Stop engine before servicing.  
An incorrect arrester may lead to damage to the engine  
or adversely affect performance.  
--------------------------------------------------------------------------------  
TOWING  
• Keep away from moving parts.  
------------------------------------------------------------------------  
See additional warning information at  
front of this operator’s manual.  
-----------------------------------------------------------  
MACHINE GROUNDING  
The recommended trailer for use with this equipment for  
road, in-plant and yard towing by a vehicle is Lincoln’s  
K957-1. If the user adapts a non-Lincoln trailer, he must  
assume responsibility that the method of attachment and  
usage does not result in a safety hazard nor damage the  
welding equipment. Some of the factors to be considered  
are as follows:  
(1)  
Because this portable engine driven welder or generator  
creates it’s own power, it is not necessary to connect it’s  
frame to an earth ground, unless the machine is connected  
to premises wiring (your home, shop, etc.).  
1. Design capacity of trailer vs. weight of Lincoln equipment  
and likely additional attachments.  
WARNING  
2. Proper support of, and attachment to, the base of the  
welding equipment so there will be no undue stress to  
the framework.  
3. Proper placement of the equipment on the trailer to  
insure stability side to side and front to back when  
being moved and when standing by itself while  
being operated or serviced.  
To prevent dangerous electric shock, other equipment  
to which this engine driven welder supplies power  
must:  
be grounded to the frame of the welder using a  
grounded type plug or be double insulated.  
Do not ground the machine to a pipe that carries  
explosive or combustible material.  
--------------------------------------------------------------------------------  
When this welder is mounted on a truck or trailer, it’s frame  
must be electrically bonded to the metal frame of the vehi-  
cle. Use a #8 or larger copper wire connected between the  
machine grounding stud and the frame of the vehicle.  
4. Typical conditions of use, i.e., travel speed; rough-  
ness of surface on which the trailer will be operat-  
ed; environmental conditions.  
(1)  
5. Conformance with federal, state and local laws  
(1) Consult applicable federal, state and local laws regarding specif-  
ic requirements for use on public highways.  
Where this engine driven welder is connected to premises  
wiring such as that in your home or shop, it’s frame must be  
connected to the system earth ground. See further connec-  
tion instructions in the section entitled “Standby Power  
Connections”, as well as the article on grounding in the lat-  
est National Electrical Code and the local code.  
RANGER 3 PHASE  
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A-3  
A-3  
INSTALLATION  
Make certain that the oil filler cap is tightened securely.  
Refer to the engine Owner’s Manual for specific oil recom-  
mendations.  
VEHICLE MOUNTING  
Improperly mounted concentrated loads may cause  
unstable vehicle handling and tires or other compo-  
nents to fail.  
• Only transport this Equipment on serviceable vehicles  
which are rated and designed for such loads.  
• Distribute, balance and secure loads so vehicle is sta-  
ble under conditions of use.  
• Do not exceed maximum rated loads for components  
such as suspension, axles and tires.  
BATTERY CONNECTIONS  
CAUTION  
Use caution as the electrolyte is a strong acid  
that can burn skin and damage eyes.  
-------------------------------------------------------------------------------  
This welder is shipped with the negative battery cable dis-  
connected. Make sure that the Engine Switch is in the  
“STOP” position and attach the disconnected cable securely  
to the negative battery terminal before attempting to operate  
the machine. If the battery is discharged and does not have  
enough power to start the engine, see the battery charging  
instructions in the Battery section.  
• Mount equipment base to metal bed or frame of vehi-  
cle.  
• Follow vehicle manufacturer’s instructions.  
--------------------------------------------------------------------------------  
PRE-OPERATION SERVICE  
CAUTION  
READ the engine operating and maintenance instruc-  
tions supplied with this machine.  
NOTE: This machine is furnished with a wet charged bat-  
tery; if unused for several months, the battery may require a  
booster charge. Be careful to charge the battery with the  
correct polarity.  
WARNING  
• Stop engine while fueling.  
• Do not smoke when fueling.  
• Keep sparks and flame away from  
tank.  
WELDING OUTPUT CABLES  
With the engine off, connect the electrode and work cables  
to the studs provided. These connections should be  
checked periodically and tightened if necessary. Loose con-  
nections will result in overheating of the output studs.  
• Do not leave unattended while fueling.  
Wipe up spilled fuel and allow  
fumes to clear before starting  
engine.  
• Do not overfill tank, fuel expansion  
may cause overflow.  
GASOLINE  
can cause fire  
or explosion.  
When welding at a considerable distance from the welder,  
be sure you use ample size welding cables. Listed below  
are copper cable sizes recommended for the rated current  
and duty cycle. Lengths stipulated are the distance from the  
welder to work and back to the welder again. Cable sizes  
are increased for greater lengths primarily for the purpose of  
minimizing cable voltage drop.  
GASOLINE FUEL ONLY  
---------------------------------------------------------------------------------  
FUEL  
Fill the fuel tank with clean, fresh, lead-free gasoline.  
Observe fuel gauge while filling to prevent overfilling.  
TOTAL COMBINED LENGTH OF  
ELECTRODE AND WORK CABLES  
225 Amps  
100% Duty Cycle  
WARNING  
• Damage to the fuel tank may cause  
fire or explosion. Do not drill holes  
in the RANGER 3 PHASE base or  
weld to the RANGER 3 PHASE base.  
0-100 Ft. (0-31m)  
1 AWG  
1 AWG  
100-200 Ft. (31-61m)  
200-250 Ft. (61-72.m)  
1/0 AWG  
OIL  
LUBRICATION SYSTEM CAPACITY  
(INCLUDING FILTER)  
Kohler CH20S - 2.0 Quarts (1.9 Liters)  
The RANGER 3 PHASE is shipped with the engine  
crankcase filled with SAE 10W-30 oil. Check the oil level  
before starting the engine. If it is not up to the full mark on  
the dip stick, add oil as required.  
RANGER 3 PHASE  
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A-4  
A-4  
INSTALLATION  
ANGLE OF OPERATION  
Muffler Relocation  
WARNING  
Shut off welder and allow muffler to cool before  
Internal combustion engines are designed to run in a  
level condition which is where the optimum perfor-  
mance is achieved. The maximum angle of operation  
for the engine is 15 degrees from horizontal in any  
direction. If the engine is to be operated at an angle,  
provisions must be made for checking and maintain-  
ing the oil at the normal (FULL) oil capacity in the  
crankcase in a level condition.  
touching muffler.  
------------------------------------------------------------------------  
The RANGER 3 PHASE is shipped with the exhaust  
coming out on the left side. The exhaust can be  
changed to the opposite side by removing the two  
screws that hold the exhaust port cover in place and  
installing the cover on the opposite side. (Operating  
the RANGER 3 PHASE without the cover in place will  
result in a higher noise level and no increase in  
machine output.)  
When operating at an angle, the effective fuel capaci-  
ty will be slightly less than the specified 9 gallons (34  
Liters).  
LIFTING  
LOCATION / VENTILATION  
The RANGER 3 PHASE weighs approximately 575  
lbs.(261kg) with a full tank of gasoline. A lift bail is  
mounted to the machine and should always be used  
when lifting the machine.  
The welder should be located to provide an unrestrict-  
ed flow of clean, cool air to the cooling air inlets and to  
avoid heated air coming out of the welder recirculating  
back to the cooling air inlet. Also, locate the welder so  
that engine exhaust fumes are properly vented to an  
outside area.  
WARNING  
• Lift only with equipment of ade-  
quate lifting capacity.  
STACKING  
RANGER 3 PHASE machines cannot be stacked.  
• Be sure machine is stable when lift-  
ing.  
• Do not lift this machine using lift  
bail if it is equipped with a heavy  
accessory such as trailer or gas  
cylinder.  
CONNECTION OF LINCOLN ELECTRIC  
WIRE FEEDERS  
WARNING  
FALLING  
• Do not lift machine if lift bail is  
damaged.  
EQUIPMENT can  
cause injury.  
Shut off welder before making any electrical  
connections.  
------------------------------------------------------------------------  
WIRE FEED (CONSTANT VOLTAGE)  
CONNECTION OF LN-15 ACROSS-THE-ARC WIRE  
FEEDER  
The LN-15 has an internal contactor and the electrode  
is not energized until the gun trigger is closed. When  
the gun trigger is closed the wire will begin to feed  
and the welding process is started.  
• Do not operate machine while  
suspended from lift bail.  
--------------------------------------------------------------------------------  
HIGH ALTITUDE OPERATION  
If the RANGER 3 PHASE will be consistently operat-  
ed at altitudes above 5000 ft(1524m), a carburetor jet  
designed for high altitudes should be installed. This  
will result in better fuel economy, cleaner exhaust,  
and longer spark plug life. It will not give increased  
power which is decreased at higher altitudes. Engine  
horsepower is reduced by 3.5% per 1000  
feet(304.8m) for altitudes above 377 feet(115m).  
a. Shut the welder off.  
b. Set the Polarity switch to the desired polarity,  
either DC (-) or DC (+).  
c. Attach the single lead from the front of the LN-15  
to work using the spring clip at the end of the lead.  
This is a control lead to supply current to the wire  
feeder motor; it does not carry welding current.  
d. Set the “RANGE” switch to the “WIRE FEED-CV”  
position  
e. Place the Engine switch in the “Auto Idle” position.  
f. Adjust the wire feed speed at the LN-15 and adjust  
the welding voltage with the output “CONTROL” at  
the welder. Output “CONTROL” must be set above 3.  
Note: LN-15 Control Cable model will not work with  
the RANGER 3 PHASE.  
CAUTION  
Do not operate a RANGER 3 PHASE with a high  
altitude jet installed at altitudes below 5000  
ft.(1524m) This will result in the engine running  
too lean and result in higher engine operating  
temperatures which can shorten engine life.  
-----------------------------------------------------------------------  
Contact your local Kohler Authorized Dealer for high  
altitude jet kits that are available from the engine  
manufacturer.  
RANGER 3 PHASE  
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A-5  
A-5  
INSTALLATION  
CONNECTION OF THE LN-25 TO THE RANGER 3  
PHASE  
• Duty Cycle is the percentage of time the load is  
being applied in a 10 minute period. For example, a  
60% duty cycle represents 6 minutes of load and 4  
minutes of no load in a 10 minute period. Duty Cycle  
for the RANGER 3 PHASE is 100%.  
Shut the welder off.  
Connect the electrode cable from the LN-25 to  
the“ELECTRODE” terminal of the welder.  
Connect the work cable to the “TO WORK” termi-  
nal of the welder.  
RANGER 3 PHASE  
Position the welder “Polarity” switch to the  
desired polarity, either DC (-) or DC (+).  
Position the “RANGE” switch to the “WIRE  
FEED” position.  
Constant Current  
225 Amps AC @ 25 Volts  
210 Amps DC @ 25 Volts  
Attach the single lead from the LN-25 control box  
to the work using the spring clip on the end of the  
lead - it carries no welding current.  
Place the engine switch in the “AUTO” position.  
Adjust wire feed speed at the LN-25 and adjust  
the welding voltage with the output “CONTROL”  
at the welder.  
Constant Voltage  
200 Amps DC @ 20 Volts  
AUXILIARY POWER  
CAUTION  
Do not connect any plugs that connect to the  
power receptacles in parallel.  
NOTE: The welding electrode is energized at all  
times, unless an LN-25 with built-in contactor is used.  
If the output “CONTROL” is set below “3”, the LN-25  
contactor may not pull in.  
------------------------------------------------------------------------  
Start the engine and set the “IDLER” control switch to  
the “High Idle” mode. Set the “CONTROL” to 10.  
Voltage is now correct at the receptacles for auxiliary  
power. This must be done before a tripped GFCI  
receptacle can be reset properly. See the MAINTE-  
NANCE section for more detailed information on test-  
ing and resetting the GFCI receptacle.  
CONNECTION OF K930-2 TIG MODULE TO THE  
RANGER 3 PHASE.  
The TIG Module is an accessory that provides high  
frequency and shielding gas control for AC and DC  
GTAW (TIG) welding. See IM528 supplied with the  
TIG Module for installation instructions.  
The RANGER 3 PHASE can provide both three phase  
and single phase power, up to 11,500 watts of 480  
volts AC, three phase 60Hz power for peak use, and  
up to 10,500 watts of 480 volts AC, three phase 60Hz  
power for continuous use, up to 10,500 watts of  
120/240 volts AC, single phase 60Hz power for peak  
use, and up to 9,500 watts of 120/240 volt AC, single  
phase 60Hz power for continuous use. The front of  
the machine includes four receptacles for connecting  
the AC power plugs; one 20 amp 480 volt 3 phase  
NEMA receptacle, one 50 amp 120/240 volt NEMA  
14-50R receptacle and two 20 amp 120 volt NEMA 5-  
20R receptacles. Output voltage is within +/-10% at all  
loads up to rated capacity. Do not use 3 phase power  
and single phase power simultaneously.  
Note: The TIG Module does not require the use of a  
high frequency bypass capacitor. However, if the  
RANGER 3 PHASE is used with any other high fre-  
quency equipment, the bypass capacitor must be  
installed, order kit T12246.  
INSTRUCTIONS  
ADDITIONAL SAFETY PRECAUTIONS  
Always operate the welder with the roof and case  
sides in place as this provides maximum protection  
from moving parts and assures proper cooling air  
flow.  
Read and understand all Safety Precautions before  
operating this machine. Always follow these and any  
other safety procedures included in this manual and in  
the Engine Owner’s Manual.  
120/240 VOLT DUAL VOLTAGE RECEPTACLE  
The 120/240 volt receptacle can supply up to 40 amps  
of 240 volt power to a two wire circuit, up to 40 amps  
of 120 volts power from each side of a three wire cir-  
cuit (up to 80 amps total). Do not connect the 120 volt  
circuits in parallel. Current sensing for the automatic  
idle feature is only in one leg of the three wire circuit  
as shown in the following column.  
WELDER OPERATION  
WELDER OUTPUT  
• Maximum Open Circuit Voltage at 3700 RPM is  
80 Volts RMS.  
RANGER 3 PHASE  
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A-6  
A-6  
INSTALLATION  
GND  
Y
480 V  
Z
X
120 V  
240 V  
120 V*  
GND  
(FOR ALL SINGLE AND  
THREE PHASE LOADS)  
*Current Sensing for Automatic Idle.  
(Receptacle viewed from front of Machine)  
120 V GFCI DUPLEX RECEPTACLES  
The 120V has 20 amp circuit breakers for each  
duplex receptacle. The 240V has 50 amp circuit  
breakers for each hot lead going the 240V receptacle.  
The 480V 3 phase circuit breakers / switch has a 3  
phase, 15 amp circuit breaker.  
A GFCI (Ground Fault Circuit Interrupter) electrical  
receptacle is a device to protect against electric shock  
should a piece of defective equipment connected to it  
develop a ground fault. If this situation should occur,  
the GFCI will trip, removing voltage from the output of  
the receptacle. If a GFCI receptacle is tripped see the  
MAINTENANCE section for detailed information on  
testing and resetting it. A GFCI receptacle should be  
properly tested at least once every month.  
Ground Wire  
Periodically check the ground wire at plugs, power  
cords and auxiliary loads to ensure that the grounding  
circuit is intact and connected.  
MOTOR STARTING  
The 120V auxiliary power receptacles should only be  
used with three wire grounded type plugs or approved  
double insulated tools with two wire plugs.  
Most 1.5 hp AC single phase motors can be started if  
there is no load on the motor or other load connected  
to the machine, since the full load current rating of a  
1.5 hp motor is approximately 20 amperes (10  
amperes for 240 volt motors). The motor may be run  
at full load when plugged into only one side of the  
duplex receptacle. Larger motors through 2 hp can be  
run provided the receptacle rating as previously stated  
is not exceeded. This may necessitate 240V operation  
only.  
The current rating of any plug used with the system  
must be at least equal to the current load through the  
associated receptacle.  
480 Volt 3 Phase Receptacle with Ground  
The 480 volt receptacle can supply 12.6 amps of 3  
phase power, or up to 15 amps of single phase  
power. A NEMA plug L16-20P is required to use this  
receptacle. The ground (GND) connection is connect-  
ed to the machine frame, it is NOT the neutral of the  
three phase connection, and should under no circum-  
stances be connected to the neutral of any 3 phase  
load. Do not connect 480V 3 phase to single phase  
premises wiring.  
The 480 volt 3 phase output of the RANGER 3  
PHASE is capable of running most 480VAC 3 phase  
motors up to 10HP. A 10HP motor must be started  
with no load on the motor and no other load connect-  
ed to the machine, since the full load current of a  
10HP 480VAC 3 phase motor is approximately 12.5  
amps. Refer to the reconnect phase output to any  
load, the ground at the 3 phase receptacle is NOT the  
neutral of 3 phase connection, and should under no  
circumstance be connected to the neutral of any 3  
phase load.  
If 480 volt single phase load is to be run, the X lead  
must be one of the leads in the circuit in order for the  
automatic idle to function. Using a NEMA plug L16-  
20P, connect either X and Y or X and Z to the recep-  
tacle, as well as the machine ground.  
All auxiliary power is protected by circuit breakers with  
the following values:  
RANGER 3 PHASE Extension Cord Length Recommendations  
(Use the shortest length extension cord possible sized per the following table.)  
Maximum Allowable Cord Length in ft. (m) for Conductor Size  
Current  
(Amps) Volts  
Voltage  
Load  
(Watts)  
1800  
2400  
3600  
4800  
9500  
14 AWG  
(9)  
12 AWG  
10 AWG  
8 AWG  
6 AWG  
175  
4 AWG  
15  
20  
15  
20  
40  
120  
120  
240  
240  
240  
(38)  
(91)  
(23)  
(53)  
(42)  
(107)  
(84)  
(46)  
(12)  
125  
88  
300  
225  
600  
450  
225  
30  
60  
40  
30  
75  
60  
75  
50  
(27)  
(69)  
(53)  
(27)  
138  
350  
275  
150  
(69)  
(183)  
(137)  
(69)  
(15)  
(46)  
(30)  
(15)  
(9)  
(23)  
(18)  
(18)  
225  
175  
90  
150  
100  
50  
Conductor size is based on maximum 2.0% voltage drop.  
RANGER 3 PHASE  
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A-7  
A-7  
INSTALLATION  
TABLE lll  
ELECTRICAL DEVICE USE WITH THE RANGER 3 PHASE.  
Type  
Common Electrical Devices  
Possible Concerns  
Resistive  
Heaters, toasters, incandescent  
light bulbs, electric range, hot  
pan, skillet, coffee maker.  
NONE  
Capacitive  
TV sets, radios, microwaves,  
appliances with electrical control.  
Voltage spikes or high voltage  
regulation can cause the capac-  
itative elements to fail. Surge  
protection, transient protection,  
and additional loading is recom-  
mended for 100% fail-safe  
operation. DO NOT RUN  
THESE DEVICES WITHOUT  
ADDITIONAL RESISTIVE TYPE  
LOADS.  
Inductive  
Single-phase induction motors,  
drills, well pumps, grinders, small  
refrigerators, weed and hedge  
trimmers  
These devices require large  
current inrush for starting.  
Some synchronous motors may  
be frequency sensitive to attain  
maximum output torque, but  
they SHOULD BE SAFE from  
any frequency induced failures.  
Capacitive/Inductive  
Computers, high resolution TV sets,  
complicated electrical equipment.  
An inductive type line condition-  
er along with transient and  
surge protection is required,  
and liabilities still exist. DO  
NOT USE THESE DEVICES  
WITH A RANGER 3 PHASE  
The Lincoln Electric Company is not responsible for any damage to electrical components improperly connect-  
ed to the RANGER 3 PHASE.  
RANGER 3 PHASE  
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A-8  
A-8  
INSTALLATION  
1. Install a double pole, double throw switch between  
the power company meter and the premises dis-  
connect.  
AUXILIARY POWER WHILE WELDING  
Simultaneous welding and power loads are permitted  
by following Table I. The permissible currents shown  
assume that current is being drawn from either the  
120V or 240V supply (not both at the same time).  
Also, the Output Controlis set at 10for maximum  
auxiliary power.  
Switch rating must be the same or greater than the  
customers premises disconnect and service over-  
current protection.  
2. Take necessary steps to assure load is limited to  
the capacity of the RANGER 3 PHASE by installing  
a 40 amp 240V double pole circuit breaker.  
Maximum rated load for the 240V auxiliary is 40  
amperes. Loading above 40 amperes will reduce  
output voltage below the allowable -10% of rated  
voltage which may damage appliances or other  
motor-driven equipment.  
TABLE I  
SIMULTANEOUS WELDING AND POWER***  
Output Selector  
Setting  
Permissible Power  
Watts (Unity Power  
Factor)  
Permissible Auxiliary  
Current in Amperes  
@ 120V *-or- @ 240V  
Max. Stick or Wire  
Feed Setting  
None  
4500  
0
0
3. Install a 50 amp 120/240V plug (NEMA type 14-50)  
to the Double Pole Circuit Breaker using No. 8, 4  
conductor cable of the desired length. (The 50 amp  
120/240V plug is available in the optional plug kit.)  
145 Stick Setting  
90 Stick Setting  
NO WELDING  
38  
23  
6500  
9500  
54**  
80**  
27  
40  
4. Plug this cable into the 50 amp 120/240V recepta-  
cle on the RANGER 3 PHASE case front.  
* Each duplex receptacle is limited to 20 amps.  
**Not to exceed 40A per 120VAC branch circuit when  
splitting the 240 VAC output.  
***Use of 3-Phase AC poower is not recommended  
while welding.  
STANDBY POWER CONNECTIONS  
The RANGER 3 PHASE is suitable for temporary,  
standby, or emergency power using the engine manu-  
facturers recommended maintenance schedule.  
The RANGER 3 PHASE can be permanently installed  
as a standby power unit for 240V-3 wire, single phase  
40 ampere service.  
WARNING  
(Connections must be made by a licensed electri-  
cian who can determine how the 120/240V power  
can be adapted to the particular installation and  
comply with all applicable electrical codes.) The  
following information can be used as a guide by  
the electrician for most applications (refer also to  
the connection diagram shown in Figure 1.)  
-------------------------------------------------------------------------  
RANGER 3 PHASE  
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A-9  
A-9  
INSTALLATION  
Figure 1  
CONNECTION OF RANGER 3 PHASE TO PREMISES WIRING  
240 VOLT  
GROUNDED CONDUCTOR  
POWER  
240 Volt  
60 Hz.  
3-Wire  
Service  
120 VOLT  
COMPANY  
120 VOLT  
METER  
NEUTRAL  
BUS  
N
LOAD  
DOUBLE POLE DOUBLE THROW  
SWITCH RATING TO BE THE SAME  
AS OR GREATER THAN PREMISES  
SERVICE OVERCURRENT  
PROTECTION.  
PREMISES  
DISCONNECT AND  
SERVICE  
OVERCURRENT  
PROTECTION  
GROUND  
40 AMP  
240 VOLT  
DOUBLE  
POLE  
CIRCUIT  
50 AMP, 120/240  
VOLT PLUG  
NEMA TYPE 14-50  
240 VOLT  
BREAKER  
GND  
N
50 AMP, 120/240 VOLT  
RECEPTACLE  
NOTE: No. 6 COPPER CONDUCTOR CABLE SEE  
NATIONAL ELECTRICAL CODE FOR ALTERNATE WIRE  
SIZE RECOMMENDATIONS.  
WARNING  
Connection of RANGER 3 PHASE to premises  
wiring must be done by a licensed electrician and  
must comply with the National Electrical Code and  
all other applicable electrical codes. See the  
Installation Section for important information  
about not using the 480V 3 Phase Receptacle for  
connection to Single Phase Premises Wiring.  
RANGER 3 PHASE  
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B-1  
B-1  
OPERATION  
SAFETY PRECAUTIONS  
WELDER CONTROLS - FUNCTION AND  
OPERATION  
Do not attempt to use this equipment until you  
have thoroughly read the engine manufacturers  
manual supplied with your welder. It includes  
important safety precautions, detailed engine  
starting, operating and maintenance instructions,  
and parts lists.  
ENGINE SWITCH  
The engine switch is used to Start the Engine, Select  
High Idle or Auto Idle while the engine is running, and  
stop the Engine.  
------------------------------------------------------------------------  
ELECTRIC SHOCK can kill.  
Do not touch electrically live parts or  
When placed in the OFF”  
circuit is de-energized to shut down the engine.  
position, the ignition  
electrode with skin or wet clothing.  
Insulate yourself from work and  
ground  
Always wear dry insulating gloves.  
When held in the START”  
starter motor is energized.  
position, the engine  
Always operate the welder with the hinged door  
closed and the side panels in place.  
When in HIGH IDLE(  
run continuously at high idle.  
) position, the engine will  
Read carefully the Safety Precautions page  
before operating this machine. Always follow  
these and any other safety procedures included  
in this manual and in the Engine Instruction  
Manual.  
When in AUTO IDLE(  
engine will run continuously and the idler operates as  
follows:  
/
) position, the  
Welding  
------------------------------------------------------------------------  
When the electrode touches the work, the welding  
arc is initiated and the engine accelerates to full  
speed.  
GENERAL DESCRIPTION  
The RANGER 3 PHASE is a twin-cylinder, gasoline  
driven, multiprocess arc welder and AC power gener-  
ator. It is built in a heavy gauge steel case for durabili-  
ty on the job site.  
After welding ceases (and no auxiliary power is  
being drawn), the engine will return to low idle  
after approximately 10 to 14 seconds.  
Auxiliary Power  
With the engine running at low idle and auxiliary  
power for lights or tools is drawn (approximately  
100-150 watts or greater) from the receptacles,  
the engine will accelerate to high speed. If no  
power is being drawn from the receptacles (and  
not welding) for 10-14 seconds, the idler reduces  
the engine speed to low idle.  
RANGER 3 PHASE  
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B-2  
B-2  
OPERATION  
RANGESWITCH  
The Rangeswitch is used to select one of three  
amperage ranges with generous overlap for Stick/TIG  
welding, or one Wire Feed welding range.  
Process  
Range Setting  
Current Range  
STICK/TIG  
(constant current)  
(3 range settings)  
90 Max.  
145 Max.  
210DC/225AC Max.  
50 to 90 Amps  
70 to 145 Amps  
120 to 210 (DC) 225(AC)  
WIRE FEED  
(constant voltage)  
(one range setting)  
15 to 25V  
Up to 200 Amps  
CAUTION  
Never change the RANGESwitch setting while  
welding. This will damage the switch.  
------------------------------------------------------------------------  
CONTROLDIAL  
Provides a fine welding current adjustment within the  
Range Switch settings in the STICK mode and weld-  
ing voltage control with the Range switch set in the  
wire feed mode.  
POLARITY SWITCH  
Provides three selectable welding polarities:  
AC, DC+ & DC-  
CAUTION  
Never change the Polarity switch setting while  
welding. This will damage the switch.  
------------------------------------------------------------------------  
RANGER 3 PHASE APPROXIMATE FUEL CONSUMPTION  
KOHLER  
20 H.P. COMMAND  
Low Idle - No Load  
2200 RPM  
High Idle - No Load  
3700 RPM  
AC CC Weld Output  
225 Amps @ 25 Volts  
DC CC Weld Output  
210 Amps @ 25 Volts  
DC CV Weld Output  
200 Amps @ 20 Volts  
Auxiliary Power Single Phase  
9,500 Watts  
.35 Gallons/Hour  
(1.34 Liters/Hour)  
.76 Gallons/Hour  
(2.86 Liters/Hour)  
1.23 Gallons/Hour  
(4.64 Liters/Hour)  
1.38 Gallons/Hour  
(5.21 Liters/Hour)  
1.22 Gallons/Hour  
(4.60 Liters/Hour)  
1.52 Gallons/Hour)  
(5.77 Liters/Hour)  
1.64Gallons/Hour)  
(6.23 Liters/Hour)  
Auxiliary Power 3 Phase  
10,500 Watts  
RANGER 3 PHASE  
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B-3  
B-3  
OPERATION  
SETTINGS FOR 1% THORIATED TUNGSTEN  
WELDING PROCESS  
For any electrodes the procedures should be kept  
within the rating of the machine. For electrode infor-  
mation see the appropriate Lincoln publication.  
TUNGSTEN  
DIAMETER (in.)  
RANGE SWITCH  
SETTINGS  
APPROXIMATE  
CURRENT RANGE  
1/8  
3/32  
1/16  
90, 145, or 210  
90 or 145  
90 or 145  
80 - 225 Amps  
50 - 180 Amps  
45 - 120 Amps  
STICK (CONSTANT CURRENT) WELDING  
The K930-[ ] TIG Module should be used with the  
RANGER 3 PHASE on high idle to maintain satisfac-  
tory operation. It can be used in the AUTO position  
but the delay going to flow idle after welding is ceased  
will be increased if the AFTER FLOW CONTROL is  
set above 10 seconds.  
Connect welding cables to the "TO WORKand  
"ELECTRODEstuds. Start the engine. Set the  
"Polarityswitch to the desired polarity. The RANGE”  
switch markings indicate the maximum current for that  
range as well as the typical electrode size for that  
range. The OUTPUTControl provides fine adjust-  
ment of the welding current within the select range.  
For maximum output within a selected range set the  
OUTPUTControl at 10. For minimum output within a  
selected range set the OUTPUTControl at 5. (OUT-  
PUTControl settings below 5 may reduce arc stabili-  
ty) For best overall welding performance set the  
RANGESwitch to the lowest setting and the OUT-  
PUTControl near the maximum to achieve the  
desired welding current.  
WIRE FEED WELDING PROCESSES  
(CONSTANT VOLTAGE)  
® electrode recommended for use with  
The Innershield  
the RANGER 3 PHASE is NR®-212-MP. The elec-  
trode sizes and welding ranges that can be used with  
the RANGER 3 PHASE are shown in the following  
table:  
Diameter  
(in.)  
Wire Speed  
Range In./Min.  
Approximate  
Current Range  
RANGE SETTING  
TYPICAL  
CURRENT RANGE  
ELECTRODE SIZE  
.035  
.045  
.068  
80 - 110  
70 - 130  
40 - 90  
75A to 120A  
120A to 170A  
125A to 210A  
90 MAX.  
3/32  
50 TO 90 AMPS  
70 TO 145 AMPS  
125 MAX.  
1/8  
210(DC)/225(AC)  
MAX.  
5/32  
120 TO 210(DC),  
225(AC) AMPS  
The RANGER 3 PHASE is recommended for limited  
MIGwelding (GMAW - gas metal arc welding). The  
recommended electrodes are.030and .035SuperArc  
L-50 and L-56. They must be used with a blended  
shielding gas such as C25 (75% Argon - 25% CO2).  
The RANGER 3 PHASE can be used with a broad  
range of AC and DC stick electrodes. See Welding  
Tips 1included with the RANGER 3 PHASE for elec-  
trodes within the rating of this unit and recommended  
welding currents of each.  
The welding ranges that can be used with the  
RANGER 3 PHASE are shown in the following table:  
Diameter  
(in.)  
Wire Speed  
Range In./Min.  
Approximate  
Current Range  
TIG (CONSTANT CURRENT) WELDING  
.030  
.035  
80 - 110  
70 - 130  
75A to 120A  
120A to 170A  
The K930-[ ] TIG Module installed on a RANGER 3  
PHASE provides high frequency and shielding gas  
control for AC and DC GTAW (TIG) welding process-  
es. The TIG Module allows full range output control.  
After flow time is adjustable from 0 to 55 seconds.  
ARC GOUGING  
The RANGER 3 PHASE can be used for limited arc  
gouging.  
When using the RANGER 3 PHASE for AC TIG weld-  
ing of aluminum, the following settings and electrodes  
are recommended:  
Set the Range switch to adjust output current to the  
desired level for the gouging electrode being used  
according to the ratings in the following table:  
SETTINGS FOR PURE TUNGSTEN  
TUNGSTEN  
DIAMETER (in.)  
RANGE SWITCH  
SETTINGS  
APPROXIMATE  
CURRENT RANGE  
CARBON DIAMETER (in)  
CURRENT RANGE (DC, electrode positive)  
1/8  
3/32  
1/16  
90 or 145  
90 or 145  
90  
80 - 150 Amps  
45 - 130 Amps  
40 - 80 Amps  
1/8  
5/32  
3/16  
30 - 60 Amps  
90 - 150 Amps  
150 - 250 Amps  
RANGER 3 PHASE  
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B-4  
B-4  
OPERATION  
SUMMARY OF WELDING PROCESSES  
CONTROL  
CABLE  
USED  
ELECTRODE  
WHEN NOT  
WELDING  
IDLE  
MODE  
TO START  
WELDING  
PROCESS  
STICK  
No  
No  
AUTO  
AUTO  
Hot  
Touch electrode to work.  
Welding starts immediately  
and engine goes to high  
idle.  
WIRE FEED, LN-25 WITH  
INTERNAL CONTACTOR  
Cold  
Press gun trigger, LN-25  
contactor closes. Welding  
starts immediately and  
engine goes to high idle.  
NOTE: Output Control  
must be set above 3”  
TIG, TIG MODULE WITH  
WITH CONTACTOR KIT  
CONTROL CABLE, & ARC  
START SWITCH  
Yes  
No  
High  
Auto  
Cold  
Cold  
Press Arc Start Switch  
contactor closes,  
welding starts immediately.  
WIRE FEED, LN-15  
ACROSS the ARC  
(has internal contactor)  
Press gun trigger.  
LN-15 contactor closes,  
Welding starts immediately  
Note: Output Control must  
be set above 3.  
RANGER 3 PHASE  
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B-5  
B-5  
OPERATION  
STOPPING THE ENGINE  
STARTING/SHUTDOWN INSTRUCTIONS  
STARTING THE ENGINE  
Remove all welding and auxiliary power loads and  
allow engine to run at low idle speed for a few minutes  
to cool the engine.  
WARNING  
Do not touch electrically live parts  
of electrode with skin or wet  
clothing.  
Stop the engine by placing the Engine switch in the  
OFF”  
position.  
A fuel shut off valve is not required on the RANGER  
3 PHASE because the fuel tank is mounted below the  
engine.  
Keep flammable material away.  
BREAK-IN PERIOD  
Insulate yourself from work and  
ground. Wear eye, ear, and body  
protection.  
It is normal for any engine to use a greater amount of  
oil until the break-in is accomplished. Check the oil  
level twice a day during the break-in period (approxi-  
mately 50 running hours).  
Keep your head out of the fumes.  
Use ventilation or exhaust to  
remove fumes from breathing zone.  
IMPORTANT: IN ORDER TO ACCOMPLISH THIS  
BREAK-IN, THE UNIT SHOULD BE  
SUBJECTED TO MODERATE  
LOADS, WITHIN THE RATING OF  
THE MACHINE. AVOID LONG IDLE  
RUNNING PERIODS. REMOVE  
LOADS AND ALLOW ENGINE TO  
COOL BEFORE SHUTDOWN.  
Be sure all Pre-Operation Maintenance has been per-  
formed. Also, read the Engine Owners Manual before  
starting for the first time.  
Remove all loads connected to the AC power recepta-  
cles. Use the choke control as follows:  
The engine manufacturers recommendation for the  
running time until the first oil change is as follows:  
KOHLER ENGINE - Always pull the choke control out  
when starting the engine; cold, warm or hot.  
KOHLER  
CH20SI  
Turn the engine switch to the start”  
position and  
5 HRS  
crank the engine until it starts. Release the switch as  
soon as the engine starts, slowly return the choke  
control to the full inposition (choke open),  
The oil filter is to be changed at the second oil  
change. Refer to the Engine Owners Manual for more  
information.  
and turn the switch to the Auto Idle(  
/
)
position. Do not turn the switch to the startposition  
while the engine is running because this will cause  
damage to the ring gear and/or starter motor  
After running at high engine speed for 10-14 seconds,  
the engine will go to low idle. Allow the engine to  
warm up by letting it run at low idle for a few minutes.  
RANGER 3 PHASE  
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C-1  
C-1  
ACCESSORIES  
OPTIONAL EQUIPMENT (Field Installed)  
K802-N Power Plug Kit - Provides four 120V plugs  
rated at 20 amps each and one dual voltage, full KVA  
plug rated at 120/240V, 50 amps.  
K957-1 HEAVY DUTY, TWO WHEEL TRAILER FOR  
SMALL WELDERS - For road, off-road and in-plant  
and yard towing. (For highway use, consult applicable  
federal, state and local laws regarding requirements  
for brakes, lights, fenders, etc.)  
K704 Accessory Kit - Includes 35 ft (10.7m) 2/0 AWG elec-  
trode cable, 30 ft. (9.1m) 2/0 AWG work cable, headshield  
Filterplate, work clamp and electrode holder. 450 Amp.  
Capacity.  
Order K957-1 Trailer  
K958-1 Ball Hitch  
K958-2 Lunette Eye Hitch  
K959-2 Fender & Light Kit  
K965-1 Cable Storage Rack  
K894-1 Spark Arrester Kit - Includes a heavy gauge steel,  
approved spark arrester and clamp for easy mounting to  
muffler exhaust pipe.  
K889-2 & -3 Two-Wheel Undercarriage - For moving  
by hand. Overall Width 29 in (.74m) Both have pneu-  
matic tires. Puncture proof tires included with K889-3.  
K1816-1 FULL KVA ADAPTER KIT - Plugs into the  
120/240V NEMA 14-50R receptacle on the case front  
(which accepts 4-prong plugs) and converts it to a NEMA 6-  
50R receptacle, (which accepts 3-prong plugs.)  
K1631-1 Puncture Proof Wheel Kit - For converting  
K889-2 or K933-1 to puncture proof pneumatic tires.  
T12153-9 Full-KVA Power Plug - One dual voltage plug  
rated at 120/240V, 50 amps.  
K893-1 Caster for Undercarriage - Mounts to the  
front of the K889-2 or 3 to allow easy movement on  
smooth surfaces. Includes 6diameter hard rubber  
wheel and convenient toe-on, toe-off locking brake.  
K930-2 TIG Module - Provides high frequency and shield-  
ing gas control.for AC and DC GTAW (TIG) welding applica-  
tions. Its compact case is designed foe easy carrying, com-  
plete with a handle. High frequency bypass is built in  
Requires K938-1 Contactor Kit, K936-4 Control Cable, and  
K814 Arc Start Switch.  
K933-1 Four Wheel Undercarriage - For Hand  
Moving. Rear pneumatic tires, front molded wheels.  
K934-1 Cylinder Brackets - For use with K933-1. For  
transporting one welding gas cylinder.  
K938-1 Contactor Kit - For use with TIG Module, Provides a  
coldelectrode until the triggering device (Arc Start Switch)  
is pressed.  
K1737-1 FOUR WHEEL ALL-TERRAIN UNDER-  
CARRIAGE - For moving by hand at construction  
sites. Heavy duty puncture resistant pneumatic tires.  
K936-4 Control Cable - Connects TIG Module to RANGER  
3 PHASE. (9 Pin to 115V Plug)  
K1770-1 UNDERCARRIAGE (FACTORY) - For mov-  
ing by hand on a smooth surface. One or two gas  
cylinders can be mounted on the rear of the undercar-  
riage with the installation of K1745-1 Cylinder  
Holder(s). Heavy duty puncture resistant pneumatic  
tires and front caster.  
K814 Arc Start Switch - Attaches to the TIG torch for conve-  
nient finger control.  
K937-45 Control Cable Extension - Allows TIG Module to be  
operated at distances up to 200ft. from the power source.  
Available in 45ft. (13.7m) Sections.  
K1745-1 GAS CYLINDER HOLDER  
Holds Welding Gas Cylinder for use on K1770-1  
Undercarriage. One or two may be installed on an  
undercarriage.  
K844-1 Water Valve Kit - For use with water cooled TIG  
torch, Installs inside of TIG Module.  
K939-1 Docking Kit - For Mounting the K930-2 TIG Module  
on top of the RANGER 3 PHASE.  
K1788-1 ROLL CAGE - Gives added damage protection.  
Attaches to K1737-1, K1770-1, and K957-1.  
K875 Accessory Kit - Includes 20 ft (6.1m) #6 electrode  
cable, headshield, filter plate, work clamp , electrode holder  
and sample packof mild steel electrodes 2w Amp. Capacity.  
lug, 15ft. (4.6) #6 work cable  
K886-1 Canvas Cover -To protect the RANGER 3  
PHASE when not in use. Made from attractive red  
canvas material which is flame retardant, mildew  
resistant, and water repellent.  
K802-R Power Plug Kit- provides four 120V plugs  
rated at 15 amps each and one dual voltage, Full  
KVA plug rated at 120/240V, 50 amps.  
RANGER 3 PHASE  
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C-2  
C-2  
ACCESSORIES  
RECOMMENDED EQUIPMENT  
TIG  
STICK  
MagnumTIG Torch  
K704 Accessory Kit which includes:  
K 26V 2 Cable Pro Torch  
Electrode Holder & Cable  
Work Clamp & Cable  
Headshield  
Magnum Parts Kit and Argon Gas  
K509 Parts Kit  
K930-2 TIG Module (Requires)  
Requires K938-1 Contactor Kit,  
K936-4 Control Cable, and  
K814 Arc Start Switch  
WIRE FEED  
LN-25  
Optional TIG Module Accessory:  
K449 LN-25 - Includes internal contactor for across  
the arc operation (no control cable). Provides cold”  
electrode until gun trigger is pressed. Includes gas  
solenoid. Requires Drive Roll Kit and Weld Power  
Cable.  
K939-1 Docking Kit  
K937-45 Control Cable Extensions (45ft.)  
K844-1 Water Valve Kit  
Magnum Gun and Magnum Gun Connector Kit are  
required for gas-shielded welding. Innershield Gun is  
required for gasless welding.  
LN-15  
K449 LN-15 - Includes internal contactor for across  
the arc operation (no control cable). Provides cold”  
electrode until gun trigger is pressed. Includes gas  
solenoid. Requires Drive Roll Kit and Weld Power  
Cable.  
Magnum Gun and Magnum Gun Connector Kit are  
required for gas-shielded welding. Magnum  
Innershield Gun and wire bushing is required for gas-  
less welding.  
RANGER 3 PHASE  
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D-1  
D-1  
MAINTENANCE  
SAFETY PRECAUTIONS  
CAUTION  
WARNING  
Make certain that the oil filler cap is securely tight-  
ened after checking or adding oil. If the cap is not  
tight, oil consumption can increase significantly  
which may be evidenced by white smoke coming  
from the exhaust.  
------------------------------------------------------------------------  
OIL - Maintenance schedule for changing the oil and  
oil filter after break-in :  
Have qualified personnel do the maintenance  
work. Turn the engine off before working inside  
the machine. In some cases, it may be necessary  
to remove safety guards to perform required  
maintenance. Remove guards only when  
necessary and replace them when the mainte-  
nance requiring their removal is complete.  
Always use the greatest care when working near  
moving parts.  
Kohler  
CH20S  
Do not put your hands near the engine cooling  
blower fan. If a problem cannot be corrected by  
following the instructions, take the machine to  
the nearest Lincoln Field Service Shop.  
-----------------------------------------------------------------------  
ELECTRIC SHOCK can kill.  
Oil  
100 Hrs.  
200 Hrs.  
Oil Filter  
Do not touch electrically live parts  
or electrode with skin or wet  
clothing.  
The above schedule is for normal operating condi-  
tions. More frequent oil changes are required with  
dusty, high temperature and other severe operating  
conditions. Refer to the maintenance section of the  
Engine Owner's Manual for more information.  
Insulate yourself from work and  
ground  
Always wear dry insulating gloves.  
------------------------------------------------------------------------  
NOTE: Engine life will be reduced if the oil and oil  
filter are not changed according to the manufacturers  
recommendation.  
ENGINE EXHAUST can kill.  
Use in open, well ventilated areas  
or vent exhaust outside.  
ENGINE OIL CHANGE  
Drain the oil while the engine is warm to assure rapid  
and complete draining.  
------------------------------------------------------------------------  
MOVING PARTS can injure.  
Do not operate with doors open or  
guards off.  
Remove the oil filler cap and dipstick. Remove the  
yellow cap from the oil drain valve and attach the  
flexible drain tube supplied with the machine. Push  
in and twist the drain valve counterclockwise. Pull  
the valve out and drain the oil into a suitable contain-  
er.  
Stop engine before servicing.  
Keep away from moving parts.  
------------------------------------------------------------------------  
See additional warning information  
throughout this operators manual and  
the Engine manual as well.  
------------------------------------------------------------  
Close the drain valve by pushing in and twisting  
clockwise. Replace the yellow cap.  
Read the Safety Precautions in the front of this manual  
and the engine instruction manual before working on  
this machine.  
Refill to the upper limit mark on the dipstick with the  
recommended oil. Tighten the oil filler cap securely.  
ENGINE OIL REFILL CAPACITIES  
Keep all equipment safety guards, covers, and devices  
in position and in good repair. Keep hands, hair, cloth-  
ing, and tools away from gears, fans, and all other  
moving parts when starting, operating, or repairing the  
equipment.  
Without oil filter replacement:  
1.7 US qt. (1.4 Imp qt., 1.6 liter)-Kohler  
With oil filter replacement:  
2.0 US qt. (1.7 Imp qt., 1.9 liter)-Kohler  
ROUTINE MAINTENANCE  
At the end of each days use, refill the fuel tank to  
minimize moisture condensation in the tank.  
Running out of fuel tends to draw dirt into the fuel  
system. Also, check the crankcase oil level and  
add oil if indicated.  
RANGER 3 PHASE  
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D-2  
D-2  
MAINTENANCE  
Use 4-stroke motor oil that meets or exceeds the  
requirements for API service classification SG or SH.  
Always check the API SERVICE label on the oil con-  
tainer to be sure it includes the letters SG or SH.  
Refer to the maintenance section of the Engine  
Owners Manual for the maintenance schedule,  
spark plug servicing, cooling system servicing, and  
fuel filter replacement.  
SAE 10W-30 is recommended for general, all-tempera-  
ture use, -5 F to 104 F (-20 C to 40 C).  
Blow out the machine with low pressure air period-  
ically. In particularly dirty locations, this may be  
required once a week.  
See Engine Owners Manual for more specific informa-  
tion on oil viscosity recommendations.  
Output Ranger Selector and Polarity Switches:  
Switch contacts should not be greased. To keep  
contacts clean, rotate the switch through its entire  
range frequently. Good practice is to turn the han-  
dle from maximum to minimum setting twice each  
morning before starting to weld.  
Wash your hands with soap and water after handling  
used oil.  
Please dispose of used motor oil in a manner that is  
compatible with the environment. We suggest you take  
it in a sealed container to your local service station or  
recycling center for reclamation.  
GFCI RECEPTACLE TESTING AND RESET-  
TING PROCEDURE  
Do not throw it in the trash, pour it on the ground or  
down a drain.  
The GFCI receptacle should be properly tested at  
least once every month or whenever it is tripped. To  
properly test and reset the GFCI receptacle:  
OIL FILTER CHANGE  
1. Drain the engine oil.  
If the receptacle has tripped, first carefully remove  
any load and check it for damage.  
2. Remove the oil filter, and drain the oil into a suitable  
container. Discard the used oil filter.  
If the equipment has been shut down, it must be  
restarted.  
The equipment needs to be operating at high idle  
speed and any necessary adjustments made on the  
control panel so that the equipment is providing at  
least 80 volts to the receptacle input terminals.  
The circuit breaker for this receptacle must not be  
tripped. Reset if necessary.  
Push the "Reset" button located on the GFCI recep-  
tacle. This will assure normal GFCI operation.  
Plug a night-light (with an "ON/OFF" switch) or other  
product (such as a lamp) into the GFCI receptacle  
and turn the product "ON".  
3. Clean the filter mounting base, and coat the gasket  
of the new oil filter with clean engine oil.  
4. Screw on the new oil filter by hand, until the gasket  
contacts the filter mounting base, then use an oil fil-  
ter socket tool to tighten the filter an additional 1/2 to  
7/8 turn.  
5. Refill the crankcase with the specified amount of the  
recommended oil. Reinstall the oil filler cap.  
Push the "Test" button located on the GFCI recepta-  
cle. The night-light or other product should go  
"OFF".  
Push the "Reset" button, again. The light or other  
product should go "ON" again.  
6. Start the engine and check for oil filter leaks.  
7. Stop the engine, and check the oil level. If neces-  
sary, add oil to the upper limit mark on the dipstick.  
If the light or other product remains "ON" when the  
"Test" button is pushed, the GFCI is not working prop-  
erly or has been incorrectly installed (miswired). If  
your GFCI is not working properly, contact a qualified,  
certified electrician who can assess the situation,  
rewire the GFCI if necessary or replace the device.  
AIR CLEANER AND OTHER MAINTENANCE  
Air Cleaner - With normal operating conditions, the  
maintenance schedule for cleaning and re-oiling the  
foam pre-filter is every 25 hours and replacement of  
the air cleaner filter every 100 hours. More frequent  
servicing is required with dusty operating condi-  
tions. Refer to the maintenance section of the  
Engine Owners Manual for more information.  
RANGER 3 PHASE  
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D-3  
D-3  
MAINTENANCE  
ENGINE ADJUSTMENTS  
WARNING  
GASES FROM BATTERY can explode.  
OVERSPEED IS HAZARDOUS  
Keep sparks, flame and cigarettes away from battery.  
To prevent EXPLOSION when:  
INSTALLING A NEW BATTERY - disconnect negative  
cable from old battery first and connect to new battery  
last.  
WARNING  
The maximum allowable high idle speed for this  
machine is 3750 RPM, no load. Do NOT tamper  
with governor components or setting or make any  
other adjustments to increase the maximum  
speed. Severe personal injury and damage to the  
machine can result if operated at speeds above  
maximum.  
------------------------------------------------------------------------  
Adjustments to the engine are to be made only by a  
Lincoln Service Center or an authorized Field Service  
Shop.  
CONNECTING A BATTERY CHARGER - Remove bat-  
tery from welder by disconnecting negative cable first,  
then positive cable and battery clamp. When rein-  
stalling, connect negative cable last. Keep well venti-  
lated.  
USING A BOOSTER - connect positive lead to battery  
first then connect negative lead to engine foot.  
BATTERY ACID CAN BURN EYES AND SKIN.  
Wear gloves and eye protection and be careful when  
working near battery. Follow instructions printed on  
battery.  
BATTERY  
SLIP RINGS  
1. When replacing, jumping, or otherwise connecting  
the battery to the battery cables, the proper  
polarity must be observed. Failure to observe  
the proper polarity could result in damage to the  
charging circuit. The positive (+) battery cable  
has a red terminal cover.  
A slight amount of darkening and wear of the slip rings  
and brushes is normal. Brushes should be inspected  
when a general overhaul is necessary.If brushes are  
to be replaced, clean slip rings with a fine emery  
paper.  
2. If the battery requires charging from an external  
charger, disconnect the negative battery cable  
first and then the positive battery cable before  
attaching the charger leads. Failure to do so  
can result in damage to the internal charger  
components. When reconnecting the cables,  
connect the positive cable first and the negative  
cable last.  
CAUTION  
Do not attempt to polish slip rings while engine is  
running.  
------------------------------------------------------------------------  
HARDWARE  
Both English and Metric fasteners are used in this  
welder.  
ENGINE MAINTENANCE PARTS  
KOHLER C20S  
KOHLER 1205001  
Oil Filter  
FRAM PH3614*  
Air Filter  
Element  
KOHLER 4708303  
FRAM CA79  
Air Filter  
KOHLER 2408302  
Pre-Cleaner  
Fuel Filter  
KOHLER 2505002  
FRAM G1  
Spark Plugs  
(Resistor  
Type)  
CHAMPION RC12YC  
(.030GAP)  
* Oil capacity increases from 2.0 Qts. to 2.1 Qts. when using this filter.  
RANGER 3 PHASE  
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E-1  
E-1  
TROUBLESHOOTING  
HOW TO USE TROUBLESHOOTING GUIDE  
WARNING  
Service and Repair should only be performed by Lincoln Electric Factory Trained Personnel.  
Unauthorized repairs performed on this equipment may result in danger to the technician and  
machine operator and will invalidate your factory warranty. For your safety and to avoid Electrical  
Shock, please observe all safety notes and precautions detailed throughout this manual.  
__________________________________________________________________________  
This Troubleshooting Guide is provided to help you  
locate and repair possible machine malfunctions.  
Simply follow the three-step procedure listed below.  
Step 3. RECOMMENDED COURSE OF ACTION  
This column provides a course of action for the  
Possible Cause, generally it states to contact your  
local Lincoln Authorized Field Service Facility.  
Step 1. LOCATE PROBLEM (SYMPTOM).  
Look under the column labeled PROBLEM (SYMP-  
TOMS). This column describes possible symptoms  
that the machine may exhibit. Find the listing that  
best describes the symptom that the machine is  
exhibiting.  
If you do not understand or are unable to perform the  
Recommended Course of Action safely, contact your  
local Lincoln Authorized Field Service Facility.  
Step 2. POSSIBLE CAUSE.  
The second column labeled POSSIBLE CAUSElists  
the obvious external possibilities that may contribute  
to the machine symptom.  
CAUTION  
If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your  
Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed.  
RANGER 3 PHASE  
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E-2  
E-2  
TROUBLESHOOTING  
Observe all Safety Guidelines detailed throughout this manual  
PROBLEMS  
(SYMPTOMS)  
POSSIBLE AREAS OF  
MISADJUSTMENTS(S)  
RECOMMENDED  
COURSE OF ACTION  
No auxiliary power from the GFCI  
receptacle.  
1. GFCI Receptacle may have  
tripped. Follow GFCI  
Receptacle Testing and  
Resetting Procedurein the  
MAINTENANCE section of this  
manual.  
Engine will not go to high idle when 1. GFCI may be tripped-see above  
using auxiliary power.  
2. No voltage signal from the  
current sensor.  
3. Auxiliary power load less than  
100 to 150 watts.  
4. Faulty P.C. Board.  
1. Open in miscellaneous leads.  
2. Open lead in flashing or field  
circuit.  
If all recommended possible areas of  
misadjustment have been checked  
and the problem persists, Contact  
your local Lincoln Authorized  
Field Service Facility.  
No welder output power.  
3. Faulty rotor.  
4. Faulty Potentiometer (R1).  
5. Faulty stator Field winding.  
6. Faulty Field rectifier (D2).  
7. Faulty P.C. Board.  
1. Idler switch on High Idle.  
2. Insufficient voltage present  
between terminals #213 and  
#5E. (Voltage should be 12V  
DC).  
Engine will not idle down to low  
speed.  
3. External load on welder or  
auxiliary power.  
4. Faulty wiring in solenoid circuit.  
5. Faulty idler solenoid.  
6. Faulty P.C. Board.  
Engine will not go to high idle when 1. Poor work lead connection to  
attempting to weld.  
work.  
2. No voltage signal from the  
current sensor.  
3. No open circuit voltage on  
output studs.  
4. Faulty P.C. Board.  
CAUTION  
If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your  
Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed.  
RANGER 3 PHASE  
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E-3  
E-3  
TROUBLESHOOTING  
Observe all Safety Guidelines detailed throughout this manual  
PROBLEMS  
(SYMPTOMS)  
POSSIBLE AREAS OF  
MISADJUSTMENTS(S)  
RECOMMENDED  
COURSE OF ACTION  
Engine will not crank or is hard to  
crank.  
1. Battery will not hold a charge.  
Faulty Battery.  
2. No or insufficient charging  
current.  
3. Loose battery cable  
connection(s).  
If all recommended possible areas of  
misadjustment have been checked  
and the problem persists, Contact  
your local Lincoln Authorized  
Field Service Facility.  
Engine shuts down.  
1. Out of fuel.  
2. Low oil level.  
Engine does not develop full power. 1. Fuel filter clogged.  
2. Air filter clogged.  
Engine is hard to start.  
1. Spark plugs do not have  
specified gap.  
2. Spark plugs are fouled.  
CAUTION  
If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your  
Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed.  
RANGER 3 PHASE  
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Enhanced Diagram  
F-1  
F-1  
DIAGRAMS  
5 E  
7 6 A  
2 1 5  
2 2 4  
7 7 A  
7 5 A  
2 1 9  
2 0 0 A  
RANGER 3 PHASE  
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F-2  
F-2  
DIAGRAMS  
RANGER 3 PHASE  
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F-3  
F-3  
DIAGRAMS  
RANGER 3 PHASE  
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NOTES  
RANGER 3 PHASE  
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Do not touch electrically live parts or  
electrode with skin or wet clothing.  
Insulate yourself from work and  
ground.  
Keep flammable materials away.  
Wear eye, ear and body protection.  
WARNING  
Spanish  
No toque las partes o los electrodos Mantenga el material combustible  
Protéjase los ojos, los oídos y el  
bajo carga con la piel o ropa moja-  
da.  
Aislese del trabajo y de la tierra.  
fuera del área de trabajo.  
cuerpo.  
AVISO DE  
PRECAUCION  
French  
Ne laissez ni la peau ni des vête-  
ments mouillés entrer en contact  
avec des pièces sous tension.  
Gardez à l’écart de tout matériel  
inflammable.  
Protégez vos yeux, vos oreilles et  
votre corps.  
ATTENTION  
Isolez-vous du travail et de la terre.  
German  
Berühren Sie keine stromführenden  
Teile oder Elektroden mit Ihrem  
Körper oder feuchter Kleidung!  
Isolieren Sie sich von den  
Entfernen Sie brennbarres Material! Tragen Sie Augen-, Ohren- und Kör-  
perschutz!  
WARNUNG  
Elektroden und dem Erdboden!  
Portuguese  
Não toque partes elétricas e elec-  
trodos com a pele ou roupa molha-  
da.  
Mantenha inflamáveis bem guarda- Use proteção para a vista, ouvido e  
dos.  
corpo.  
ATENÇÃO  
Isole-se da peça e terra.  
Japanese  
Chinese  
Korean  
Arabic  
READ AND UNDERSTAND THE MANUFACTURER’S INSTRUCTION FOR THIS EQUIPMENT AND THE CONSUMABLES TO BE  
USED AND FOLLOW YOUR EMPLOYER’S SAFETY PRACTICES.  
SE RECOMIENDA LEER Y ENTENDER LAS INSTRUCCIONES DEL FABRICANTE PARA EL USO DE ESTE EQUIPO Y LOS  
CONSUMIBLES QUE VA A UTILIZAR, SIGA LAS MEDIDAS DE SEGURIDAD DE SU SUPERVISOR.  
LISEZ ET COMPRENEZ LES INSTRUCTIONS DU FABRICANT EN CE QUI REGARDE CET EQUIPMENT ET LES PRODUITS A  
ETRE EMPLOYES ET SUIVEZ LES PROCEDURES DE SECURITE DE VOTRE EMPLOYEUR.  
LESEN SIE UND BEFOLGEN SIE DIE BETRIEBSANLEITUNG DER ANLAGE UND DEN ELEKTRODENEINSATZ DES HER-  
STELLERS. DIE UNFALLVERHÜTUNGSVORSCHRIFTEN DES ARBEITGEBERS SIND EBENFALLS ZU BEACHTEN.  
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Keep your head out of fumes.  
Use ventilation or exhaust to  
remove fumes from breathing zone.  
Turn power off before servicing.  
Do not operate with panel open or  
guards off.  
WARNING  
Spanish  
Los humos fuera de la zona de res-  
piración.  
Mantenga la cabeza fuera de los  
humos. Utilice ventilación o  
aspiración para gases.  
Desconectar el cable de ali-  
mentación de poder de la máquina  
antes de iniciar cualquier servicio.  
No operar con panel abierto o  
guardas quitadas.  
AVISO DE  
PRECAUCION  
French  
Débranchez le courant avant l’entre- N’opérez pas avec les panneaux  
tien.  
Gardez la tête à l’écart des fumées.  
Utilisez un ventilateur ou un aspira-  
teur pour ôter les fumées des zones  
de travail.  
ouverts ou avec les dispositifs de  
protection enlevés.  
ATTENTION  
German  
Strom vor Wartungsarbeiten  
abschalten! (Netzstrom völlig öff-  
nen; Maschine anhalten!)  
Anlage nie ohne Schutzgehäuse  
oder Innenschutzverkleidung in  
Betrieb setzen!  
Vermeiden Sie das Einatmen von  
Schweibrauch!  
Sorgen Sie für gute Be- und  
Entlüftung des Arbeitsplatzes!  
WARNUNG  
Portuguese  
Não opere com as tampas removidas.  
Desligue a corrente antes de fazer  
serviço.  
Mantenha-se afastado das partes  
moventes.  
Não opere com os paineis abertos  
ou guardas removidas.  
Mantenha seu rosto da fumaça.  
Use ventilação e exhaustão para  
remover fumo da zona respiratória.  
ATENÇÃO  
Não toque as partes elétricas nuas.  
Japanese  
Chinese  
Korean  
Arabic  
LEIA E COMPREENDA AS INSTRUÇÕES DO FABRICANTE PARA ESTE EQUIPAMENTO E AS PARTES DE USO, E SIGA AS  
PRÁTICAS DE SEGURANÇA DO EMPREGADOR.  
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World's Leader in Welding and Cutting Products •  
Sales and Service through Subsidiaries and Distributors Worldwide •  
Cleveland, Ohio 44117-1199 U.S.A. TEL: 216.481.8100 FAX: 216.486.1751 WEB SITE: www.lincolnelectric.com  
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