United States Stove Gas Heater B2045L User Manual

UNITEDSTATESSTOVECOMPANY  
227 Industrial Park Road • P.O. Box 151 • South Pittsburg, TN 37380 • (423) 837-2100  
Natural Gas Model  
B2045N  
Propane (LPG) Model  
B2045L  
Supplemental Heater  
Supplemental Heater  
ꢀuego  
®
VENT-FREE PEDESTAL GAS HEATER  
INSTALLATION AND OPERATION INSTRUCTIONS  
This appliance may be installed in an aftermarket* manufactured (mobile) home,  
where not prohibited by state or local codes.  
*Aftermarket: Completion of sale, not for purpose of resale, from the manufacturer  
This appliance is only for use with the type of gas indicated on the rating plate. This appli-  
ance is not convertible for use with other gases.  
This is an unvented gas-fired  
WARNING: If the information in this manual is not fol-  
heater. It uses air (oxygen) from  
lowed exactly, a fire or explosion may result causing  
the room in which it is installed.  
property damage, personal injury, or loss of life.  
Provisions for adequate combus-  
tion and ventilation air must be  
~Do not store or use gasoline or other flammable  
provided. Refer to "Adequate  
vapors and liquids in the vicinity of this or any other  
Combustion And Ventilation Air"  
appliance.  
~WHATTO DO IFYOU SMELL GAS  
on page(s) 6 of this manual.  
WARNING:  
• Do not try to light any appliance.  
• Do not touch any electrical switch; do not  
use any phone in your building.  
• Immediately call your gas supplier from a  
neighbor's phone. Follow the gas supplier's  
instructions.  
Do not use a blower insert,  
heat exchanger insert or other  
accessories not approved  
for use with this heater.  
• If you cannot reach your gas supplier, call  
the fire department.  
~Installation and service must be performed by a  
qualified installer, service agency, or the gas supplier.  
Save this manual for  
future reference.  
851431  
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IMPORTANT SAFETY INFORMATION  
INSTALLER: Please leave these instructions with the owner.  
OWNER: Please retain these instructions for future reference.  
IMPORTANT: Read these instructions carefully before installing or trying to operate this heater.  
WARNING: Any change to this heater or its controls can be dangerous.  
Improper installation or use of the heater can cause serious injury or death from  
fire, burns, explosion or carbon monoxide poisoning.  
1.  
2.  
CARBONMONOXIDEPOISONING:Earlysignsofcarbonmonoxidepoisoningaresimilartothefluwith  
headaches, dizziness and/or nausea. If you have these signs, obtain fresh air immediately. Have the heater  
serviced as it may not be operating properly.  
The installation must conform with local codes or, in the absence of local codes, with the National Fuel Gas  
Code, ANSI Z223.1.  
3.  
4.  
5.  
The B2045N/B2045L vent-free gas heater system cannot be installed in a bedroom.  
Do not install the heaters in a bathroom.  
WARNING:Improperinstallation,adjustment,alteration,serviceormaintenancecancauseinjuryorproperty  
damage. Refer to this owner's manual. Installation and service must be performed by a qualified installer;  
service agency or the gas supplier.  
6.  
To prevent malfunction and/or sooting, an unvented gas heater should be cleaned at least annually by a  
professionalserviceperson.Morefrequentcleaningmayberequiredduetoexcessivelintfromcarpeting,etc.  
It is imperative that control compartments, burners and circulating air passageways be kept clean.  
7.  
8.  
Correctplacementoftheceramicfiberlogsisnecessarytoavoidproblemswithsooting.Sootingcansettleon  
surfacesoutsidetheheaterandcausediscoloration.Seetheappropriatesectionsofthismanualforinstructions.  
WARNING: Do not allow fans to blow directly into the fireplace. Avoid any drafts that alter burner flame  
patterns. Donotplaceablowerinsideburnareaoffirebox.Ceilingfansmaycreatedraftsthatalterburnerflame  
patterns. Sooting and improper burning will occur.  
9.  
10.  
11.  
This is an vent-free gas-fired heater. It uses air (oxygen) from the room in which it is installed. Provisions for  
adequate combustion and ventilation air must be provided. Refer to installation guidelines.  
Childrenandadultsshouldbealertedtothehazardofhighsurfacetemperatureandshouldstayawaytoavoid  
burns or clothing ignition.  
Young children should be carefully supervised when they are in the same room with the appliance.  
3
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IMPORTANT SAFETY INFORMATION  
12.  
13.  
Do not place clothing or other flammable material near the appliance.  
Keep appliance area clear and free from combustible materials, gasoline and other flammable vapors and  
liquids.  
14.  
15.  
Any safety screen or guard removed for servicing, must be replaced prior to operating the heater.  
This vent-free gas heater is intended to be smokeless. If logs appear to smoke, turn off the heater and call a  
qualified service person. Initial burn off may cause slight smoke and odor during the first four hours of  
operation.  
16.  
Input ratings are shown in BTU per hour and are for elevations up to 2,000 feet. For elevations above 2,000  
feet, input ratings should be reduced 4 percent for each 1,000 feet above sea level. Refer to the National Fuel  
Gas Code.  
17.  
18.  
Theapplianceanditsappliancemaingasvalvemustbedisconnectedfromthegassupplypipingsystemduring  
any pressure testing of that system at test pressures in excess of 1/2 psig (3.5 kPa).  
Theappliancemustbeisolatedfromthegassupplypipingsystembyclosingitsequipmentshutoffvalveduring  
any pressure testing of the gas supply piping system at test pressures equal to or less than 1/2 psig (3.5 kPa).  
Do not use this room heater if any part has been under water. Immediately call a qualified service technician  
to inspect the room heater and to replace any part of the control system and any gas control which has been  
under water.  
19.  
PRODUCT FEATURES  
Features:  
• Heating Efficiency - 99.9%  
• Wide BTU Range: 27,000 - 39,900.  
• Safe Operation - Oxygen Depletion Sensor (ODS).  
• No Electricity Required.  
• Fibre Ceramic Logs.  
• Push-Button Piezo Ignitor.  
• Clean Operation.  
• Wide Bay Front.  
• Easy Operation.  
• Heats up to 1,200 square feet.  
FIGURE 1. 2045 Vent-Free Pedestal  
Gas Heater.  
4
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SPECIFICATIONS  
Natural Gas  
Manifold Pressure Setting 4" w.c.  
Gas Inlet Pressure Maximum 10-1/2" w.c.  
Minimum 5" w.c.  
Number  
Gas Rate  
Max BTU/Hr Min BTU/Hr  
39,900 27,000  
Model Number  
Type  
of Burners  
B2045N  
Manual  
1
Propane / LPG  
Note: An external regulator is required to reduce supply pressure to a maximum of 13" w.c.  
Manifold Pressure Setting 10" w.c.  
Gas Inlet Pressure Maximum 13" w.c.  
Minimum 11" w.c.  
Number  
Gas Rate  
Model Number  
Type  
Max BTU/Hr  
39,900  
Min BTU/Hr  
of Burners  
B2045L  
Manual  
27,000  
1
Controls - Main control has 4 positions:  
1. OFF - All gas to the burner is shut off at the control  
2. IGN - Piezo ignitor allows ignition of the pilot without the use of matches or batteries  
3. PILOT - Valve position to light/maintain a standing pilot  
4. ON - Gas flow to complete system.  
HIGH / LOW Control - Infinite control :  
Rotate knob clockwise to LOW, counter clockwise to HIGH.  
CONTENTS  
2045L and 2045N Unvented Gas Heaters  
1. Packet containing Homeowners/Installation instructions.  
2. Three (3) individually wrapped fiber ceramic logs, refer to installation instructions.  
3. Unvented gas heater.  
CHECK THAT ALL LISTED PARTS HAVE BEEN RECEIVED  
GLOVES ARE RECOMMENDED WHEN HANDLING CERAMIC FIBER  
LOGS TO PREVENT SKIN IRRITATION FROM LOOSE FIBERS. LOGS  
ARE FRAGILE, HANDLE WITH CARE.  
Carefully inspect the contents for shipping damage and immediately inform your dealer if any damage is found.  
5
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ITEMS REQUIRED FOR INSTALLATION  
ITEMS REQUIRED FOR INSTALLATION  
Ensure that the following items are available before proceeding with installation:  
• External regulator (for propane/LPG only)  
• Piping which complies with local codes  
• Pipe sealant approved for use with  
• Manual shutoff valve  
• Sediment trap  
• Pipe wrench  
propane/LPG (resistant to sulfur compounds)  
CODES  
Adheretoalllocalcodesorintheirabsence, thelatesteditionofTHENATIONALFUELGASCODEANSIZ223.1  
or NFPA54 which can be obtained from:  
American National Standards Institute, Inc.  
1430 Broadway  
National Fire Protection Association, Inc.  
Batterymarch Park  
or  
New York, NY 10018  
Quincy, MA 02269  
Due to high temperatures, do not install the heater:  
• Where curtains, furniture, clothing or other flammable objects are less than 42"  
from the front of the heater.  
• In high traffic areas.  
• In windy or drafty areas.  
DONOTPLACECLOTHINGOROTHERFLAMMABLEMATERIALONORNEARTHE  
APPLIANCE.  
ADEQUATE COMBUSTION AND VENTILATION AIR  
This heater shall not be installed in a confined space or unusually tight construction unless provisions are provided  
for adequate combustion and ventilation air.  
Unusually tight construction is defined as construction where:  
(a) Wallsandceilingsexposedtotheoutsideatmospherehaveacontinuouswatervaporretarderwitharating  
of 1 perm (6 x 1011kg per pa-sec-m²) or less with openings gasketed or sealed, and  
(b) Weather stripping has been added on openable windows and doors, and  
(c) Caulking or sealants are applied to areas such as joints around window and door frames, between sole  
plates and floors, between wall-ceiling joints, between wall panels, at penetrations for plumbing, electrical,  
and gas lines, and at other openings.  
The National Fuel Gas Code defines a confined space as a space whose volume is less than 50 cubic feet per 1,000  
BTU per hour (4.8m3per kw) of the aggregate input rating of all appliances installed in that space and an unconfined  
space is defined as a space whose volume is not less than 50 cubic feet per 1,000 BTU per hour (4.8m3per kw) of  
the aggregate input rating of all appliances installed in that space. Rooms communicating directly with the space  
in which the appliances are installed, through openings not furnished with doors, are considered a part of the  
unconfined space.  
6
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INSTALLATION  
Thefollowingformulacanbeusedtodeterminethemaximum  
heater rating per the definition of unconfined space:  
BTU/HR = (L1+L2) Ft x (W) Ft x (H) Ft x 1000  
50  
Consider two connecting rooms with an open area between,  
with the following dimensions:(See Fig. 2, Example)  
L1=15-1/2 Ft., L2=12 Ft., W=12 ft., H=8Ft  
50  
H (8')  
L2 (12')  
=52800 BTU/HR  
W (12')  
L1 (15-1/2')  
If there were a door between the two rooms the calculation  
would be based only on the room with the heater.  
BTU/HR=(15-1/2) x (12) x (8) x 1000  
50  
FIGURE 2.  
=29760 BTU/HR  
When installing the appliance directly on carpeting, tile or other combustible  
material, other than wood flooring, the appliance must be installed on a metal or  
wood panel extending the full width and depth of the appliance.  
If the area in which the heater may be operated is smaller than that defined as an  
unconfined space or if the building is of unusually tight construction, provide  
adequate combustion and ventilation air by one of the methods described in the  
National Fuel Gas Code, ANSI Z223.1, Section 5.3, or applicable local codes.  
Ensure the minimum clearances shown in FIGURE 3 are maintained for  
accessibility for purposes of servicing and proper operation. Left and right  
clearances are determined when facing the front of the heater.  
Maintaintheseclearancesto  
ensure adequate space  
around air opening for  
36"  
8"  
proper operation.  
8"  
Minimum clearances to combustibles:  
Top of heater....................................36"  
Sides of heater....................................8"  
Front of heater..................................42"  
Rear of heater.....................................4"  
42"  
4"  
FIGURE 3. Minimum Clearances  
7
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MANTEL CLEARANCES  
If placing a custom mantel above the heater, you must meet minimum clearances between mantel  
shelf and the top of the heater.  
If your installation does not meet the below minimum clearances, you must:  
• Raise the mantel to an acceptable height, OR  
• Remove the mantel.  
UNDERSIDE OF  
MANTEL SHELF  
MANTEL SHELF  
DISTANCE TO  
UNDERSIDE OF  
MANTEL  
TOP OF HEATER  
ALL MINIMUM  
DISTANCES ARE  
IN INCHES  
FLOOR  
MINIMUM CLEARANCE  
TO BACK WALL  
8
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GAS CONNECTION  
A qualified gas appliance installer must connect the fireplace to the gas supply.  
Consult all local codes.  
Usenewblackironorsteelpipeonly. Internallytinnedcoppertubingcanbeusedinsomeareas  
when permitted by local codes. Only use pipe of 1/2" or greater diameter to allow full gas  
volume to heater. Excessive pressure loss will occur if the pipe is too small.  
A manual shutoff valve, union and plugged 1/8" NPT pressure tapping point must be installed  
upstream of the heater (FIGURE 4).  
Asedimenttrapmustbeinstalledupstreamoftheheatertopreventmoistureandcontaminants  
from passing through the pipe to the heater controls and burners. Failure to do so could  
prevent the heater from operating reliably (FIGURE 4).  
IMPORTANT: Loosen the pipe adapter  
on the flex tube before installing to the  
system piping.  
FIGURE 5. Gas Connection  
CHECK GAS TYPE: The gas supply must be the same as stated on heater's rating plate. If the gas supply is  
different, DO NOT INSTALL the heater. Contact your dealer for the correct model.  
Connectingdirectlytoanunregulatedpropane/LPGtankcancauseanexplosion.  
9
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GAS CONNECTION  
The gas inlet connection is 3/8" NPT, made at  
the side of the main control through the area at  
the rear of the pedestal.  
Test all gas joints from the gas meter to the  
heater for leaks using soap and water solution  
after completing connection. DO NOT USE  
AN OPEN FLAME.  
Gas Inlet Connection (3/8" NPT)  
FIGURE 6. Rear View of 2045 Vent-Free Gas Heater  
GAS PRESSURE CHECK  
The heater regulator controls the burner pressure which should be checked at the pressure test point located on the  
front of the main control and is accessible through the front of the heater. (see FIGURE 6).  
The pressure should be checked with the heater burning and the control set to high (HI).  
The pressure regulator is preset and locked to avoid tampering. If the pressure is not as specified in Product  
Specifications (Page 5), contact your dealer and replace the regulator.  
FIGURE 7. Pressure Test Point Location  
10  
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REMOVING FRONT SCREEN  
1) Remove the two (2) screws and lift the front screen slightly up. (Fig. 7A) Then tilt the bottom of the screen inward  
and downward. (Fig. 7B) 2) Lean the top of the screen toward you slightly (Fig. 7B) and then proceed to carefully  
bring the screen straight back (Fig. 7C). NOTE: To reinstall the front screen, reverse steps 1 & 2.  
FIG 7A  
FIG 7B  
FIG 7C  
LOG ASSEMBLY  
LOG POSITIONING  
Do not handle these logs with your bare hands! Always wear gloves to prevent skin irritation from ceramic fibers.  
After handling logs, wash your hands gently with soap and water to remove any traces of fibers.  
PROPER INSTALLATION SEQUENCE:  
WARNING: Failure to position the  
parts in accordance with these dia-  
grams or failure to use only parts  
specifically approved with this heater  
may result in property damage or  
personal injury.  
FIGURE 8. Log Set Assembly  
The positioning of the logs is critical to the safe and clean operation of this heater.  
Sooting and other problems may result if the logs are not properly and firmly  
situated in the appliance. Never add additional logs or embellishments such as  
pine cones, vermiculite or rock wool to the heater.  
11  
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OPERATING INSTRUCTIONS  
Avoid any drafts that alter the burner flame patterns. Do not allow fans to blow directly into the heater. Do not place  
a blower inside burn area of firebox. Ceiling fans may create drafts that alter burner flame patterns. Sooting and  
improper burning will occur.  
This vent-free gas heater is intended to be smokeless. If logs appear to smoke, turn off the heater and call a qualified  
service person. Initial burn off may cause slight smoke and odor during the first four hours of operation.  
FOR YOUR SAFETY READ BEFORE LIGHTING  
WARNING: If you do not follow these instructions exactly, a fire or explosion  
may result causing property damage, personal injury or loss of life.  
A.  
B.  
This appliance is equipped with an ignition device (Piezo) which automatically lights the pilot. If Piezo fails,  
thenlightthepilotusingmatches. Refertomatchlightinginstructions(page14). Whenlightingthepilot,follow  
theseinstructionsexactly.  
BEFORE LIGHTING smell all around the appliance area for gas. Be sure to smell next to the floor because  
some gas is heavier than air and will settle on the floor.  
WHAT TO DO IF YOU SMELL GAS  
• Do not attempt to light any appliance.  
• Do not touch any electric switch; do not use any phone in your building.  
• Immediately call your gas supplier from a neighbor's phone. Follow the gas supplier's instructions.  
• If you cannot reach your gas supplier, call the fire department.  
C.  
D.  
Use only your hand to push in or turn the gas control knob. Never use tools. If the knob will not push in or turn  
by hand, don't try to repair it, call a qualified service technician. Force or attempted repair may result in a fire  
orexplosion.  
Do not use this appliance if any part has been under water. Immediately call a qualified service technician to  
inspect the appliance and to replace any part of the control system and any gas control which has been under  
water.  
FOR YOUR SAFETY  
Donotstoreorusegasolineorotherflammablevaporsandliquidsinthevicinityofthisoranyotherappliance.  
12  
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OPERATING INSTRUCTIONS  
LIGHTING INSTRUCTIONS  
1. STOP! Read the safety information on the  
previous page.  
2. Set the thermostat to lowest setting.  
3. Turn off all electrical power and open the  
access door.  
4. Push in gas control (B) slightly and turn clock  
wise  
to "OFF".  
5. Push "ON / OFF" switch to "OFF" position.  
TOP VIEW OF BURNER ASSEMBLY  
B
If the knob does not pop up when released,  
stop and immediately call your service techni  
cian or gas supplier. If the pilot will not stay lit  
after several tries, turn control knob to "OFF"  
and call your gas supplier.  
D
A
9. Turn valve knob clockwise  
to "ON".  
10. Wait about one minute then turn burner switch  
(D) to "ON". It will take a few minutes for the  
thermopile located on top of the pilot to heat  
up.  
C
NOTE: Knob cannot be turned from "PILOT" to  
"OFF" unless knob is pushed in slightly. Do not  
force.  
NOTE: If unit is equipped with remote "on-off" wall  
switch, switch must be in "on" position for burner to  
light.  
6. Waitfive(5)minutestoclearoutanygas. Then  
smell for gas, including near the floor. If you  
smell gas, STOP! Follow "B" in the safety  
information on the previous page. If you don't  
smell gas, go on to the next step.  
11. Adjust flame height with the high-low knob (C).  
12. Turn on all electrical power to the appliance.  
13. Close access door.  
7. Depress knob (B) and turn gas control knob  
counterclockwise  
to "Pilot".  
NOTE: It is normal for the new heater to give off  
some odor the first time it is burned. This is due to  
the curing of the paint and any undetected oil from  
the manufacturing process.  
Itisrecommendedthatyouburnyournewheaterfor  
at least two (2) hours the first time you use it. If  
optional fan kit is installed, leave it turned off for the  
break in period.  
8. Push in knob (B) all the way and hold in.  
Immediately light the pilot by pushing in on the  
piezo button (A). Continue to hold the control  
knob in for about one (1) minute after the pilot  
is lit. Release knob and it will pop back up.  
Pilot should remain lit. If it goes out, repeat  
steps 4 through 8.  
TURN OFF GAS TO APPLIANCE  
1. Open access door.  
2. Turn switch (D) to "OFF"  
3. Unplug all electric power (optional blower) if service is to be performed.  
4. Push in gas control knob slightly and turn clockwise  
to the "OFF" position.  
5. Close access door.  
13  
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OPERATING INSTRUCTIONS  
Wait 30 seconds before readjusting the heater when the control has been turned  
down to a lower setting.  
MATCH LIGHTING INSTRUCTIONS  
If the pilot will not light using the piezo ignitor, you can light the pilot with a match. First, locate the pilot. The pilot  
is located between the burner tube on the right end (facing the unit), inside the firebox. To light pilot with a match,  
move the gas control (knob B, pg. 13) to the pilot position and hold down. Light match and place near pilot. Once  
pilot is lit, continue to hold the knob for about ten seconds. Then follow steps 9 thru 13 on page 13.  
CHECKING FLAME APPEARANCE  
Flamesfromthepilotandburnershouldbevisuallycheckedwhentheheaterisinstalled. Inaddition,aperiodiccheck  
of the flames should be made.  
PILOT FLAME  
The pilot flame should always be present when the  
heaterisinoperationandshouldjusttouchthetopofthe  
thermocouple tip (FIGURE 9).  
Ifthepilotflamedoesnottouchthethermocouple,then  
the main burner is unlikely to function reliably (FIG-  
URE 10).  
FIGURE 10. Incorrect Shape of Pilot Flame  
FIGURE 9. Pilot Flame  
CLEANING / SERVICING  
Annualinspectionandcleaningbyyourdealerorqualifiedservicetechnicianisrecommendedtopreventmalfunction  
and/orsooting.  
Turn off heater and allow to cool before cleaning.  
WARNING  
Remove front screen, (see page 11). Carefully lift screen from locating stubs and set aside during cleaning. Refer to  
instructions on page 11 for installation of screen. Do not operate the unit with the screen removed.  
Removelogs,handlingcarefullybyholdinggentlyateachend.Glovesarerecommendedtopreventskinirritationfrom  
ceramic. If the skin becomes irritated, wash gently with soap and water. Refer to manual for correct log placement.  
14  
Periodic Cleaning  
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CLEANING / SERVICING  
• Do not use cleaning fluid to clean logs or any part of heater.  
• Logs - Brush with soft bristle brush or vacuum with brush attachment.  
• Vacuum loose particles and dust from the front and rear burner, control, and piezo.  
• Inspect burner's and air intake hole. Remove lint or particles with vacuum.  
• External case should be dusted and wiped with a wet soapy cloth.  
Annual Cleaning/Inspection  
• Inspect and clean burner air intake holes.  
• Inspect and clean all burner ports.  
• Inspect ODS pilot for operation and accumulation of lint at air intake holes.  
• Verify flame pattern and log placement for proper operation.  
• Verify smooth and responsive ignition of main burner and rear burner.  
In normal operation at full rate after 15 minutes the following flame appearance should be observed.  
FLAME APPEARANCE  
FLAMES  
The flames behind log #1, and in between log #2, should be yellow with a blue base. (See Below, Figure 11)  
15  
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HEATER ASSEMBLY REPLACEMENT PARTS  
7
6
8
9
10  
11  
5
12  
13  
14  
3
2
15  
16  
17  
1
18  
4
16  
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PARTS LIST FOR HEATER ASSEMBLY  
KEY  
1
PART #  
24938B  
69198B  
24942B  
24941B  
24944B  
24943B  
24947B  
24774B  
89917  
DESCRIPTION  
QTY.  
BASE  
1
1
1
1
1
1
1
1
4
2
1
2
1
1
1
1
1
1
86  
1
2
PEDESTAL WELDMENT  
FIREBOX BOTTOM (NATURAL)  
FIREBOX BOTTOM (L.P.)  
CABINET WRAPPER  
FIREBOX TOP  
3
4
5
6
7
CABINET TOP  
8
LOUVER FRAME  
9
EXTRUDED LOUVER (SHORT)  
EXTRUDED LOUVER (LONG)  
FIREBOX WRAPPER  
HEAT SHIELD  
10  
11  
12  
13  
14  
15  
16  
17  
N/S  
N/S  
18  
89916  
24772B  
24892  
69295B  
69236B  
83323  
FRONT WELDMENT  
WINDOW FRAME ASSEMBLY  
8-32 x 3/8 MACHINE SCREW  
CONTROL DOOR  
24457B  
89899  
BRASS KNOB  
89824  
MAGNETIC LATCH  
#10 x 1/2 HX HD SCREWS  
ROCKER SWITCH BRACKET  
83343  
24886B  
N/S = NOT SHOWN  
17  
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BURNER & LOG ASSEMBLY  
17  
15  
16  
11  
1
12  
5
14  
4
6
3
2
10  
9
7
13  
8
18  
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PARTS LIST FOR GENERATOR AND LOG ASSEMBLY  
KEY  
1
PART #  
24777B  
24881B  
81198  
81202  
83464  
89937  
89938  
83172  
89921  
89922  
89855  
89856  
89841  
89842  
89920  
C42373  
80376  
24888  
89939  
89940  
89941  
DESCRIPTION  
QTY.  
BURNER PLATE  
1
2
1
1
4
1
1
11  
1
1
1
1
1
1
1
1
1
2
1
1
1
2
CONTROL BRACKET  
3
CONTROL VALVE (NATURAL)  
CONTROL VALVE (LIQUID PROPANE)  
10-32 x 3/8 PH HD MACHINE SCREW  
BURNER GAS LINE (# 31 ORIFICE-NAT.)  
BURNER GAS LINE (# 49 ORIFICE-L.P.)  
#10A x 1/2 HX HD SCREW (2 to MOUNT PILOT)  
"O.P. AMERICA" NAT. PILOT  
"O.P. AMERICA" L.P. PILOT  
PILOT TUBE (11")  
-
4
5
-
N/S  
6
-
7
8
3/16" LOXIT FITTING  
9
3/16" COMPRESSION NUT  
3/16" COMPRESSION SLEEVE  
BURNER  
10  
11  
12  
13  
14  
15  
16  
17  
ROCKER SWITCH  
WIRE ASSEMBLY  
LOG SUPPORT  
REAR UNILOG  
FRONT LOG  
CROSS LOG  
N/S = NOT SHOWN  
19  
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TROUBLESHOOTING  
Turn off and let cool before servicing. Only a qualified service person should  
service and repair heater.  
NOTE: All troubleshooting items are listed in order of operation.  
POSSIBLE CAUSE  
REMEDY  
OBSERVED PROBLEM  
• Ignitor electrode positioned wrong  
• Replace ignitor.  
• Ignitor electrode is broken  
• Replace ignitor.  
• Ignitor electrode not connected to ignitor • Reconnect ignitor cable.  
cable.  
Whenignitorbuttonispressed,thereis  
no spark at ODS/Pilot.  
• Ignitor cable pinched or wet keep ignitor • Free ignitor cable if pinched by any metal  
cable dry.  
or tubing.  
• Broken ignitor cable  
• Bad piezo ignitor  
• Replace ignitor cable.  
• Replace piezo ignitor.  
• Appliance burning vapors from paint, hair • Ventilate room. Stop using odor-causing  
spray, glues, etc.  
products while heater is running.  
Applianceproducesunwantedodors.  
Appliance shuts off in use.  
• Gas leak.  
• Locate and correct all leaks.  
• Not enough fresh air is available for ODS/  
Pilot to operate.  
• Open window and/or door ventilation  
• Contact local gas company.  
• Low line pressure.  
• Clean ODS/Pilot.  
• ODS/Pilot is partially clogged.  
• Gas leak.  
• Locate and correct all leaks.  
Gasodorevenwhencontrolknobisin  
OFF position.  
• Control valve defective.  
• Replace control valve.  
• Turnongassupplyoropenmanualshutoff  
valve.  
• Gas supply turned off or manual shutoff  
valve closed.  
• TurncontrolknobwhileinPILOTposition.  
• Press in control knob while in PILOT posi  
tion.  
• Control knob not in PILOT position.  
Whenignitorbuttonispressed,thereis  
spark at ODS/Pilot, but no ignition.  
• Control knob not pressed in while in Pilot  
position  
• Continue holding down control knob.  
Repeat igniting operation until air is re-  
moved  
• Air in gas lines when installed.  
• ReplaceODS/pilotassemblyorgetisser-  
viced.  
• Replace gas regulator.  
• Press in control knob fully.  
• Control knob not fully pressed in.  
ODS/Pilot lights, but flame goes out  
when control knob is released.  
• After ODS/pilot lights, keep control knob  
pressed in 30 seconds.  
• Control knob not pressed in long enough.  
• Manual shutoff valve not fully open.  
• Fully open manual shutoff valve.  
20  
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TROUBLESHOOTING, CONTINUED...  
OBSERVED PROBLEM  
POSSIBLE CAUSE  
REMEDY  
Thermocoupleconnectionlooseat  
controlvalve.  
• Hand tighten until snug, then  
tighten 1/4 turn more.  
• Contact local gas company.  
ODS/Pilot lights, but flame goes out  
When control knob is released.  
(continued from page 20)  
• Pilot flame not touching thermocouple,  
which allows thermocouple to cool,  
causing pilot flame to go out. This  
problem could be caused by either  
low gas pressure, or a dirty or partially  
cloggedODS/pilot.  
Thermocoupledamaged.  
• Control valve damaged.  
Replacethermocouple.  
Replacecontrolvalve.  
• Burner orifice is clogged.  
• Clean burner or replace burner  
orifice.  
One or both burner do not  
light after ODS/pilot is lit.  
• Burner orifice diameter is too small.  
• Inlet gas pressure is too low.  
• Replace burner orifice.  
• Contact qualified service person.  
• Manifold pressure is too low.  
• Burner orifice is clogged.  
• Contact local gas company.  
• Clean burner or replace burner  
orifice.  
Burner backfires during  
combustion.  
• Burner orifice is clogged or damaged.  
• Clean burner or replace burner  
orifice.  
Slight smoke or odor during  
initialoperation.  
• Burner is damaged.  
• Replace burner.  
• Gas regulator defective.  
• Replace gas regulator.  
• Vapors from paint or curing process  
of logs.  
• Problem will stop after a few hours  
of operation. Run the heater with  
the damper open if you have one,  
or open a window for the first few  
hours.  
Logs appear to smoke after  
initialoperation.  
• Log heater is intended to be  
smokeless. Turn OFF heater and  
callqualifiedserviceperson.  
• Turning control knob to HIGH  
position when burner is cold.  
• Turn control knob to LOW  
position and let warm up for a  
minute.  
Heater produces a whistling  
noise when burner is lit.  
• Air in gas line.  
• Operate burner until air is removed  
from line. Have gas line checked  
by local gas company.  
• Dirty or partially clogged burner  
orifice.  
• Clean burner or replace burner  
orifice.  
• LP-regulator shut down due to inlet  
pressure too high.  
• Verify LP tank regulator is  
installed and set to 11" to 13"w.c.  
Replaceregulatoronheater.  
No gas to pilot.  
If the gas quality is bad, your pilot may not stay lit, the burners may produce  
soot  
and the heater may backfire when lit. If the gas quality or pressure is low, contact  
your local gas supplier immediately.  
21  
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OPTIONAL KITS FOR THE B2045  
THIS OPTIONAL F40 BLOWER KIT IS AVAILABLE WHERE YOU PURCHASED THIS  
HEATER OR YOU CAN ORDER DIRECT FROM THE FACTORY BY CONTACTING  
THE PARTS DEPARTMENT AT THE NUMBER AND ADDRESS ON THE BACK  
PAGE OF THIS MANUAL.  
BACK VIEW OF 2045  
INDICATOR  
ON  
OFF  
R
E
M
O
T
E
SKYTECH  
1001  
MODEL: RCK60  
REMOTE CONTROL KIT  
22  
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OPTIONAL KITS FOR THE B2045 continued...  
MODEL: WSK60  
WALL SWITCH KIT  
10  
21  
32  
c
50 60 70 80 90  
10  
21  
32  
c
50 60 70 80 90  
MODEL: WTK60  
WALL THERMOSTAT KIT  
WIRING DIAGRAM FOR GENERATOR ASSEMBLY  
THERMOPILE  
CONTROL  
WIRING  
TERMINALS  
ROCKER  
SWITCH  
23  
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WIRING GUIDE FOR 2045  
The following Wiring Guide is to help assist in the wiring of any combination of the Optional Kit listed below:  
RCK60 - REMOTE CONTROL KIT  
WSK60 - WALL SWITCH KIT  
WTK60 - WALL THERMOSTAT KIT  
IMPORTANT: Before ordering or installing any to the available kits, remember the following...  
1) Not all Optional Kits will work together. Example: The (RCK60) Remote Control Kit,  
the (WSK60) Wall Switch Kit, and the (WTK60) Wall Thermostat Kit cannot be used at the  
time.  
2) When using any of the three Optional Kits listed above, the Rocker Switch on the unit  
must be set to "OFF".  
3) If you choose to use any combination of the above Optional Kits, only one of those kits  
can be used at a time. Example: If you have the Optional Remote Control Kit and the Optional  
Wall Switch Kit, operation of the unit must be controlled by one or the other. If you want to  
use the remote control, simply turn the Wall Switch to "OFF".  
STANDARD WIRING FROM FACTORY:  
CONTROL VALVE  
S
it  
ROCKER  
SWITCH  
E
A
WIRING OF THE RCK60 - REMOTE CONTROL KIT:  
Remember the Rocker  
Switch must be turned  
to "OFF" while using the  
Remote Control.  
CONTROL VALVE  
REMOTE CONTROL  
SENSOR  
S
it  
ROCKER  
SWITCH  
E
A
PIGGYBACK  
DISCONNECT  
WIRING WITH THE WTK60 - WALL THERMOSTAT KIT:  
10  
21  
32  
c
WALL  
50 60 70 80 90  
THERMOSTAT  
CONTROL VALVE  
Remember the Rocker  
Switch must be turned  
to "OFF" while using the  
Wall Thermostat.  
10  
21  
32  
c
50 60 70 80 90  
S
it  
ROCKER  
SWITCH  
E
A
PIGGYBACK  
DISCONNECT  
24  
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WIRING GUIDE FOR 2045 continued...  
WIRING WITH THE WSK60 - WALL SWITCH KIT:  
Remember the Rocker  
Switch must be turned  
to "OFF" while using the  
Wall Switch.  
WALL  
SWITCH  
CONTROL VALVE  
S
it  
ROCKER  
SWITCH  
E
A
PIGGYBACK  
DISCONNECT  
WIRING WITH THE WTK60 - WALL THERMOSTAT KIT AND  
THE RCK60 - REMOTE CONTROL KIT:  
Note: When combining these Optional kits, only one kit can be used at a time. Example: If you want to control the  
operation of this unit with the Remote Control then you must turn the Wall Thermostat "OFF". When trying to use two  
Optional kits at once, one will always override the other.  
PIGGYBACK  
DISCONNECT  
10  
21  
32  
c
50 60 70 80 90  
WALL  
THERMOSTAT  
CONTROL VALVE  
10  
21  
32  
c
50 60 70 80 90  
REMOTE CONTROL  
SENSOR  
L
S
it  
ROCKER  
SWITCH  
E
A
WIRING WITH THE WSK60 - WALL SWITCH KIT AND  
THE RCK60 - REMOTE CONTROL KIT:  
Note: When combining these Optional kits you must remember that only one of them can be used at a time. Example: If  
you want to control the operation of this unit with the Remote Control then you must turn the Wall Switch "OFF". When  
trying to use two Optional kits at once, one will always override the other.  
PIGGYBACK  
DISCONNECT  
WALL  
SWITCH  
CONTROL VALVE  
REMOTE CONTROL  
SENSOR  
L
S
it  
ROCKER  
SWITCH  
E
A
For further information, contact our Customer Service Department at United States Stove Company, 227 Industrial Park  
Road, P.O. Box 151, South Pittsburg, Tn. 37380. (423)837-2100  
25  
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NOTES  
26  
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LIMITED WARRANTY POLICY  
This vent-free gas heater is warrantied for a period of one year, logs for one year, and  
burners for One Year, from date of purchase against defects in material or workman-  
ship. This warranty covers only the cost of defective parts and applies only to the  
original consumer purchaser. The replacement of defective parts will be without  
charge. This warranty does not extend to (1) heater damage by accident, neglect,  
misuse, abuse, alteration, negligence of others, including the installation thereof by  
unqualified installers, (2) the costs of removal, reinstallation or transportation of  
defective parts on the heater, or (3) incidental or consequential damage.  
THIS WARRANTY IS EXPRESSLY IN LIEU OF OTHER WAR-  
RANTIES,EXPRESSORIMPLIED,INCLUDINGTHEWARRANTY  
OF MERCHANTABILITY OF FITNESS FOR PURPOSE AND OF  
ALL OTHER OBLIGATIONS OR LIABILITIES, UNITED STATES  
STOVE COMPANY DOES NOT ASSUME FOR IT, ANY OTHER  
OBLIGATION OR LIABILITY IN CONNECTION WITH THE SALE  
OR USE OF THIS HEATER.  
The heater (MUST BE INSTALLED BY A QUALIFIED INSTALLER) in accor-  
dance with the instructions furnished with the unit. The defective heater should be  
returned at your expense to the dealer from whom the product was purchased or an  
authorized service agent. Any products presented for warranty repair must be  
accompanied by a dated proof of purchase. Since some states do not allow the  
exclusion on limitation of incidental or consequential damages, or on how long an  
implied warranty lasts, the above limitations may not apply to you.  
27  
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OWNERS MANUAL  
HOW TO ORDER REPAIR PARTS OR "OPTIONS"  
THIS MANUAL WILL HELP YOU TO OBTAIN EFFICIENT, DEPENDABLE  
SERVICE FROM THE FURNACE, AND ENABLE YOU TO ORDER REPAIR  
PARTS CORRECTLY.  
KEEP IN A SAFE PLACE FOR FUTURE REFERENCE.  
WHEN WRITING, ALWAYS GIVE THE FULL MODEL NUMBER WHICH IS  
ON THE NAMEPLATE ATTACHED INSIDE THE FRONT OF THE HEATER.  
WHEN ORDERING REPAIR PARTS OR OPTIONS, ALWAYS GIVE THE  
FOLLOWING INFORMATION AS SHOWN IN THIS LIST:  
1. The PART NUMBER  
2. The PART DESCRIPTION  
3. The MODEL NUMBER:  
B2045N  
B2045L  
4. The SERIAL NUMBER  
BEFORE INSTALLING YOUR HEATER, FILL IN THE SERIAL  
NUMBER IN THE SPACE PROVIDED ABOVE FOR YOUR  
RECORDS.  
UNITED STATES STOVE COMPANY  
227 Industrial Park Rd., P.O. Box 151  
South Pittsburg, TN 37380  
(423) 837-2100  
28  
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