Louisville Tin and Stove Furnace DVCF403B R User Manual

DIRECT VENT  
COUNTERFLOW  
WALL FURNACE  
INSTALLATION AND  
OPERATING INSTRUCTIONS  
P/N 72900 - REV. 12/03  
R
R
24 VOLT SYSTEM W/INTERMITTENT IGNITION (IID)  
24 VOLT SYSTEM WITH LOW-BTU PILOT  
MODEL NUMBERS  
NAT. GAS DVCF403B-R DVCF653B-R  
MODEL NUMBERS  
NAT. GAS DVCF407B-R DVCF557B-R  
L.P. GAS  
DVCF404B-R DVCF654B-R  
L.P. GAS  
DVCF408B-R DVCF558B-R  
INSTALLER MUST LEAVE THESE  
INSTRUCTIONS WITH THE CONSUMER  
HAVE THEM COMPLETE,AND RETURN  
THE WARRANTY CARD.  
The coating selected to provide longer life to  
the heat exchanger may smoke slightly upon  
initial firing. Please provide adequate  
ventilation if this ocurs.  
WARNING: If the information in this manual is not followed  
exactly, a fire or explosion may result causing property damage,  
personal injury or loss of life.  
-
Do not store or use gasoline or other flammable vapors and  
liquids in the vicinity of this or any other appliance.  
-
WHAT TO DO IF YOU SMELL GAS:  
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.  
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.  
WARNING: Operation of this furnace without the properly installed, furnished vent system and vent cap  
could result in Carbon Monoxide (CO) poisoning and possible death. For your safety, this furnace and the  
vent system should be inspected at least annually by a qualified service person.  
This unit is not approved for installation in greenhouses, or environments involving dusty, wet,  
corrosive, or explosive conditions. Such conditions will invalidate the warranty and may create  
unsafe conditions.  
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SAFETY RULES  
1. Follow all applicable local codes and ordinances. If there are none, follow the latest edition of the  
National Fuel Gas Code, ANSI.Z223.1. A copy may be obtained from American Gas Association,  
1515 Wilson Blvd., Arlington, Virginia 22209, or the National Fire Protection Association,  
Batterymarch Park, Quincy, MA. 02269. In Canada, see the current CAN1-B149 installation code,  
available from International Approval Services, 55 Scarsdale Road, Don Mills, Ontario, Canada  
M3B-2R3.  
2. The appliance, when installed, must be electrically grounded in accordance with local codes or, in  
the absence of local codes, with the latest edition of National Electrical Code, ANSI/NFPA70. In  
Canada, see the current CSA C22.2 Canadian Electrical Code, available from International Approval  
Services, 178 Rexdale Boulevard, Etobicoke, Ontario, Canada M9W 1R3.  
3. Do not install this furnace in a recreational vehicle or trailer.  
4. Do not operate this furnace unless it is connected to the supplied vent system with vent cap in place.  
Do not attempt to extend vent pipes. 12 inches is maximum length.  
5. Never use a match, candle, flame or other source of ignition to check for gas leaks. Use only soapy  
water or liquid detergent.  
6. Before cleaning or servicing, turn off the gas and allow furnace to cool.  
7. Do not operate furnace without grilles and front panel in place.  
8. Due to high temperatures, locate furnace out of traffic and away from furniture and drapes.  
9. Children and adults should be alerted to the hazard of high surface temperature and should be kept  
away to avoid burns or clothing ignition.  
10. Young children should be carefully supervised when they are in the same room with the furnace.  
11. Do not place clothing or other flammable material on or near the furnace.  
12. Installation and repair should be done by a qualified service person. The furnace should be inspected  
before use and at least annually by a professional service person. More frequent cleaning may be  
required due to excessive lint from carpeting, bedding material, etc. It is imperative that control  
compartments, burners, and circulating air passageways of the furnace be kept clean.  
13. Do not put anything around the furnace or vent cap that will obstruct the flow of combustion and  
ventilation air.  
14. When installing the furnace allow adequate accessibility clearances for servicing and proper operation.  
(See Figure 1 – Page 5).  
15. When the furnace is installed directly on carpeting, tile or other combustible material other than  
wood flooring, the furnace shall be installed on a metal or wood panel extending the full width and  
depth of the furnace.  
16. Do not use this heater if any part has been under water. Immediately call a qualified service technician  
to inspect the heater and to replace any part of the control system which has been under water.  
17. For your safety, this furnace is equipped with a manual reset auxiliary limit switch. In case of failure  
by the primary limit switch, this switch will shut the valve down completely before unsafe temperatures  
are reached. After a cool down period, switch must be manually reset. If outages persist, call a  
qualified service person.  
18. Side discharge kit boots must not exceed 10 inches.  
19. Locate the auxiliary limit switch and push in the red reset button. This will reset the switch in case  
it accidentally opened during shipping.  
Page 3  
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VentTerminal  
Air Supply Inlet  
Area where terminal is not permitted  
VENT TERMINAL CLEARANCES  
REFERENCE LETTER TO  
CANADIAN INSTALLAT  
DRAWING  
A = Clearance above grade, veranda,  
porch, deck, or balcony  
B = Clearance to window or door that  
may be opened  
12 Inches (30 cm)  
12 Inches (30 cm)  
C = Clearance to permanently closed  
window  
12 Inches (30 cm)  
18 Inches (46 cm)  
D = Vertical clearance to ventilated  
soffit located above the terminal within  
a horizontal distance of 2 Feet (61 cm)  
from the center line of the terminal  
E = Clearance to unventilated soffit  
F = Clearance to outside corner  
G = Clearance to inside corner  
H = Clearance to each side of center  
line extended above meter/ regulator  
assembly  
24 Inches (61 cm)  
12 Inches (30 cm)  
12 Inches (30 cm)  
3 Feet (91 cm) within a height  
15 Feet (4.5m) above the meter/  
assembly  
I = Clearance to service regulator vent  
outlet  
3 Feet (91 cm)  
J = Clearance to nonmechanical air  
supply inlet to building or the  
combustion air inlet to any other  
appliance  
K = Clearance to a mechanical air  
supply inlet  
12 Inches (30 cm)  
6 Feet (1.83 m)  
L = Clearance above paved sidewalk or 7 Feet (2.13m) A vent shall not te  
paved driveway located on public  
property  
directly above a sidewalk or pav  
driveway that is located betwee  
single family dwellings and serve  
dwellings.  
M = Clearance under veranda, porch,  
deck, or balcony  
12 Inches (30 cm) permitted only  
veranda, porch, deck, or balcon  
open on a minimum of two sides  
¹ In accordance with the current CSA-B149.1 Natural Gas and Propa  
Page 4  
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CLEARANCES  
Ceiling  
1. The minimum clearance to a side wall is 4”. (See Fig. 1). NOTE:  
The unit may be recessed and rest directly against side studs and  
the inside surface of the rear wall.  
4Minimum  
2. The minimum clearance to the ceiling is 4”. (See Figure 1).  
3. The minimum clearance to the floor is 0”. (See Figure 1).  
4. The minimum clearance from the side of the vent cap to any  
protruding obstructions, or corners is 12”. (See Figure 2b).  
5. The minimum clearance from any window to the side of the vent  
cap is 9” for DVCF403, 404, 407 and 408 (See Figure 2), and  
12” for DVCF557, 558, 653, and 654 (See Figure 2b).  
6. The minimum clearance from any overhanging projection is 24”  
to top of vent cap (See Figure 2).  
SIDE WALL  
4” Minimum  
7. RESIDENTIAL GARAGE INSTALLATION: Gas utilization  
equipment in residential garages shall be installed so that all  
burners and burner ignition devices are located not less than 18  
inches (46 cm) above the floor. Such equipment shall be located,  
or protected so it is not subject to damage by a moving vehicle.  
Use care in selecting a good location within the garage. DO  
NOT locate the appliance where heated air will be directed onto  
a nearby parked vehicle. Paint may discolor or rubber may harden  
and crack. DO NOT allow heated discharge air to blow directly  
onto open or closed containers of paint, gasoline or other liquids  
having flammable vapors.  
FLOOR 0”  
FIGURE 1  
24” Min.  
24” Min.  
12”  
Min.  
12”  
Min.  
12”  
9”  
Min.  
Min.  
12” Min.  
12” Min.  
FIGURE 2B / DVCF557B, 558B, 653B, AND 654B  
FIGURE 2 / DVCF403B, 404B, 407B, AND 408B  
Page 5  
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LOCATIONS  
1. This furnace must be installed on an outside wall and vented  
to the outside. If possible, this wall should be on the side of  
the house that receives the least amount of wind since strong  
gusting winds could cause pilot outage.  
2. For most efficient performance, locate furnace as centrally  
as possible in the area to be heated.  
3. The furnace can be installed flush against a wall or recessed  
up to 10” maximum. For proper combustion, make sure  
unit is level front to back and side-to-side.  
4. Do not install the furnace in a closet, alcove or small hallway  
where the furnace could be isolated from the space to be  
heated by closing a door.  
3-1/2”  
2-5/8”  
1-1/2 OA  
FIGURE 3  
5. Be sure the vent cap will have the proper clearances (See  
Figure 2).  
6. Check inside the wall to make sure there are no obstacles  
such as water pipes, electric wiring, etc. which could  
interfere with the installation of the furnace or vent tubes.  
7. Be sure to maintain adequate accessibility clearances for  
servicing and proper operation.  
8. If the furnace is installed in a basement, a 12” clearance  
must be maintained between ground level and the bottom  
of the vent cap. Do not install furnace where vent cap will  
terminate in a window well or any other opening below  
ground level.  
Gas  
Supply  
Line  
INSTALLATION  
Drip  
Leg  
Manual  
Cut Off  
Valve  
1/8 N.P.T.  
Pressure Tap  
ELECTRICAL ROUGH-IN  
For convenience, this furnace is equipped with a three-prong  
power cord located on the top left of heater. The 115V wiring  
should be brought in on the left side terminating in a receptacle  
box (not provided). Consult local codes or ordinances. (For  
Amps, see Page 2/Specifications and Dimensions).  
FIGURE 4  
ROUGH-IN GAS SUPPLY  
Install a 1/2 inch diameter gas supply line. The gas line can  
enter the cabinet through the right side or bottom (See Figure  
3). The gas line must have an individual manual shut off valve.  
Also, you must install a drip leg and provide a 1/8” N.P.T.  
plugged tapping, accessible for test gauge connection,  
immediately upstream of the gas supply connection to the  
furnace (See Figure 4).  
9-1/4  
DIA.  
DVCF40 - 59”  
DVCF55/65 - 68-1/2”  
WALL  
STUDS  
The furnace and its individual shut off valve must be  
disconnected from the gas supply piping system during any  
pressure testing of that system at test pressures in excess of ½  
psig (3.5kPa). The furnace must be isolated from the gas supply  
piping system by closing its individual manual shut off valve  
during any pressure testing of the gas supply piping system at  
test pressures equal to or less than ½ psig (3.5kPa).  
FINISHED  
FLOOR  
FIGURE 5  
Page 6  
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LOCATE VENT OPENING  
After the location of the heater has been determined, the  
opening for the vent pipe should be cut. If the heater is to be  
recessed, cut out opening for heater between studs on the  
interior wall and cut out the floor plate between the studs, so  
heater will set flat on floor as all dimensions are given from  
a finished floor. The height of the cut out for a 40,000 BTU  
model is 78-5/8”, for the 55,000 and 62,500 models the cut  
out height is 87-5/16”. NOTE: This dimension may be  
increased to allow more room for installation and making  
the wiring connection, then refinished.  
Next, cut out a 9-1/4” opening in exterior wall for the vent  
tubes to pass through. The center of opening for the 40,000  
BTU furnace is 59”, the center for opening for 55,000 and  
62,500 BTU furnaces is 68-1/2”. See Figure 5, on Page 6.  
Heat  
Exchanger  
Collar  
Vent  
Cap  
Vent Cap  
Spacer  
Plate  
If the heater is to be surfaced mounted, cut out 9-1/4” opening  
through the interior and exterior wall. The center of cut out  
will be 59” for 40,000 BTU and 68-1/2” for 55,000 and  
62,500 BTU models. Be sure both cutouts are level with  
each other.  
FIGURE 6  
GAS CONNECTION  
INSTALLING THE FURNACE  
Make the gas connection between the manual shut off valve  
and the furnace gas control valve with approved ½”  
connectors. Compounds used on threaded joints of gas  
piping shall be approved for use with L.P. gas. The gas  
lines must be checked for leaks by the installer with soapy  
water or liquid detergent, never use an open flame. If  
connections are not exposed, a pressure test must be run.  
Be sure to disconnect the gas supply line from the appliance  
valve before pressure testing. The manifold pressure is  
pre-set at the factory and should be 3.5” w.c. for Natural  
Gas and 10” w.c. for L.P. Gas. The minimum inlet pressure  
for Natural Gas is 4.5” w.c. and 11” w.c. for L.P. Gas, “for  
purpose of input adjustment”. The maximum inlet pressure  
should never exceed 7.0” w.c. on Natural Gas or 14” w.c.  
on L.P. Gas.  
The vent system supplied with this furnace will accommodate  
walls ¾” (when recessed) up to 12” thick. Use only the  
exhaust tube, air intake tube and vent cap supplied with  
heater. Do not attempt to lengthen the exhaust or air intake  
tubes, this could cause an imbalance in the heater resulting  
in poor performance and pilot outage (See Figure 6).  
Measure exact distance “X” between surface on which back  
of cabinet will rest (inside of recessed cavity or face of wall  
when freestanding) and the outside wall surface (see Figure  
6).  
Inlet Air Tube “A” – Measuring from gasketed surface,  
mark and cut pipe same as dimension “X”. Remove any  
burrs.  
THERMOSTAT INSTALLATION  
Vent Exhaust Tube “B” – Measuring from gasketed  
surface, mark and cut pipe 1-3/4” greater than dimension  
“X”. Remove any burrs.  
Follow the instructions included with the thermostat. Select  
a location for the thermostat on an inside wall approximately  
5 feet above the floor where it won’t be affected by heat or  
cold sources such as direct sunlight, televisions, fireplaces,  
hidden hot or cold water pipes, drafts, etc., and a minimum  
of 4’ from the heater. The thermostat must never be placed  
in an adjacent room. Connect thermostat wires to  
thermostat and mount to wall. Run wire to furnace and  
make connections to thermostat wires coming out of top of  
furnace. Use insulated staples (provided) to secure wire to  
wall.  
Fasten vent exhaust tube “B” to heat exchanger collar and  
Inlet Air Tube “A” to flange on back of furnace using 16 #  
3/8 screws (“C”) provided. Be sure gaskets are in place and  
not damaged. Anytime the vent pipes are removed check  
and replace gaskets (if necessary). Failure to replace missing  
or damaged gaskets may expose homeowner to life  
threatening conditions.  
Secure furnace in place using 2 holes provided in bottom of  
casing. NOTE: Make sure both tubes are centered in cut  
out. Slide the vent cap onto the pipes extending from the  
back of the furnace. A rotating or twisting motion will ease  
this installation. Secure vent cap and vent cap spacer plate  
to wall causing the vent tubes to have a slight downward  
pitch. This will prevent water from entering. Anchors (not  
provided) may be required. Caulk around vent cap spacer  
plate with caulking provided. NOTE: Some framing may  
be necessary to provide a flat surface against the vent cap  
spacer plate and to prevent rain from entering the wall  
opening.  
OPERATION  
This unit uses a “step action” valve. When the heater comes  
on initially, it operates at a lower pressure to insure proper,  
quiet, ignition. After 20 seconds or less, it automatically  
steps up to the proper manifold pressure with a discernable  
increase in flame height.  
After the heat exchanger has warmed sufficiently, the fan  
will automatically come on to efficiently transfer the heat  
into the room. NOTE: All but the 40,000 BTU unit (which  
is one-speed) have an automatic two-speed fan.  
Page 7  
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LIGHTING INSTRUCTIONS: DVCF403B, DVCF404B, DVCF653B, DVCF654B  
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. This appliance has a pilot which must be lighted by  
hand. When lighting the pilot, follow these instruc-  
tions exactly.  
If you cannot reach your gas supplier, call the fire  
department.  
B. 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.  
C. Use only your hand to push in or slide the gas control  
lever. Never use tools. If the lever will not push in or  
slide by hand, don’t try to repair it, call a qualified service  
technician. Force or attempted repair may result in a fire  
or explosion.  
WHAT TO DO IF YOU SMELL GAS:  
Do not try to light any appliance.  
Do not touch any electric switch, do not use any  
phone in your building.  
D. 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.  
Immediately call your gas supplier from a neighbor’s  
phone. Follow the gas supplier’s instructions.  
LIGHTING INSTRUCTIONS  
1. STOP! Read the information on the safety label.  
2. Set thermostat to lowest setting.  
3. Turn off all electric power to the appliance.  
4. Remove cabinet door.  
5. Push in gas control lever slightly and slide right  
6
to “OFF”.  
Max. (High)  
Gas Control  
Lever  
Pressure Regulator  
9. Slide gas control lever left 7 to “Set” and hold.  
Immediately begin a series of pushing and releasing the  
red piezo ignitor button, while observing the pilot through  
the sight glass. Continue to spark until pilot is lit.  
Continue to hold the gas control lever to “Set” for about  
one (1) minute after the pilot is lit. Release the gas control  
lever and it will return to “Pilot”. Pilot should remain  
lit. If pilot goes out, repeat steps 5 thru 9.  
NOTE: Knob  
can not be  
moved to  
“OFF” unless it  
is pushed in  
slightly. Do  
not force.  
If gas control lever does not return to “Pilot” when  
released, STOP and immediately call your service  
technician or gas supplier.  
Step Pressure Regulator  
6. Wait five (5) minutes to clear out any gas. Then smell  
for gas, including near the floor. If you smell gas, STOP!  
Follow “B” in the information on the safety label. If you  
don’t smell gas, go to the next step.  
If the pilot will not stay lit after several tries, slide the  
gas control lever to “OFF” and call your service technician  
or gas supplier.  
10. Close sight glass cover.  
11. Slide gas control lever right 6to “ON”.  
12. Replace cabinet.  
13. Turn on all electric to the appliance.  
14. Set thermostat to desired setting.  
7. Open sight glass cover.  
8. Locate red piezo ignitor button on side of gas control.  
Locate pilot behind sight glass. (Follow metal pilot tube  
from gas control).  
TO TURN OFF GAS TO APPLIANCE  
1. Turn thermostat to it’s lowest setting.  
2. Turn off all electric power to the appliance if service is to be performed.  
3. Remove cabinet door.  
4. Push in gas control lever slightly and slide right 6to “OFF”. Do not force.  
5. Replace cabinet door.  
Page 8  
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LIGHTING INSTRUCTIONS: DVCF407B, DVCF408B, DVCF557B, DVCF558B  
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. This appliance is equipped with an ignition device which  
automatically lights the pilot. Do not try to light the  
pilot by hand.  
If you cannot reach your gas supplier, call the fire  
department.  
B. 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 setting on the floor.  
C. Use only your hand to push in or slide the gas control  
lever. Never use tools. If the lever will not push in or  
slide by hand, don’t try to repair it, call a qualified  
service technician. Force or attempted repair may result  
in a fire or explosion.  
WHAT TO DO IF YOU SMELL GAS:  
Do not try 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.  
D. 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.  
LIGHTING INSTRUCTIONS  
1. STOP! Read the information on the safety label.  
2. Set the thermostat to it’s lowest setting.  
3. Turn off all electric power to the appliance.  
4. This appliance is equipped with an ignition device which  
automatically lights the pilot. Do not try to light the  
pilot by hand.  
8. Slide gas control lever left 7to “ON”.  
Maximum (High)  
Gas Control  
Lever  
Pressure Regulator  
5. Remove cabinet door.  
6. Push in gas control lever slightly and slide right 6to  
“OFF”.  
Maximum (High)  
Pressure Regulator  
Gas Control  
Lever  
NOTE: Lever  
can not be  
moved to  
Step Pressure Regulator  
“OFF” unless  
it is pushed  
in slightly. Do  
not force.  
9. Replace cabinet door.  
10. Turn on all electric power to the appliance.  
11. Set thermostat to desired setting.  
12. If the appliance will not operate, follow the  
instructions “TO TURN OFF GAS TO  
APPLIANCE” and call your service technician or  
gas supplier.  
Step Pressure Regulator  
7. Wait five (5) minutes to clear out any gas. Then small  
for gas, including near the floor. If you smell gas, STOP!  
Follow “B” in the information on the safety label. If you  
don’t smell gas, go to the next step.  
TO TURN OFF GAS TO APPLIANCE  
1. Turn thermostat to it’s lowest setting.  
2. Turn off all electric power to the appliance if service is to be performed.  
3. Remove cabinet door.  
4. Push in gas control lever slightly and slide 6to “OFF”. Do not force.  
5. Replace cabinet door.  
Page 9  
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TO REMOVE MAIN BURNER FOR  
PILOT ADJUSTMENT  
INSPECTION AND CLEANING  
Locate the pilot adjustment screw on the valve. The  
pilot flame should surround at least the top 3/8” of the  
powerpile (pilot generator) or flame sensor (see Figure  
7). The pilot is unregulated so it will be operating at  
inlet line pressure (Max. 7” w.c. for Natural Gas and  
11” w.c. for Propane). To decrease the pilot flame,  
1. Turn thermostat to lowest setting and allow furnace to cool.  
2. Turn off all electric power to furnace.  
3. Remove lower grille.  
4. Disconnect gas supply to valve.  
5. Disconnect wires from gas valve.  
6. Remove 15 screws holding burner door to burner box. Pull  
door forward to remove complete burner, gas valve assembly.  
7. After inspecting and cleaning, place burner assembly back  
into burner box and tighten 15 screws. NOTE: Be sure door  
gasket is not damaged and will effect a proper seal or pilot  
outage will occur.  
turn the screw clockwise  
(approximately six full  
turns to bottom of pilot light channel) until you produce  
sufficient flame at the minimum noise level.  
8. Connect wires back to valve.  
PILOT FLAME ADJUSTMENT: Pilot flame  
should envelop 3/8 to 1/2 inch of the tip of sensor.  
9. Connect gas supply back to valve.  
10. Turn on electric to furnace.  
11. Follow lighting instructions, and replace lower grille.  
3/8”  
to  
1/2”  
3/8” to 1/2”  
It is recommended that the furnace and all components be inspected  
at least annually by a qualified service person. This should include  
the burner, pilot, heat exchanger, and vent system. Be sure that  
the flow of combustion and ventilation air is not obstructed.  
IMPORTANT: Keep burner and control compartment clean.  
Vacuum control compartment at the start of the heating season  
and as often as needed.  
PROPER BURNER FLAME  
FIGURE 7A  
STANDING PILOT  
FIGURE 7B  
I.I.D. PILOT  
The burner flame may be observed by raising the sight glass cover.  
A proper flame will have a dark blue inner mantle that sits right  
on top of the burners with a lighter blue outer mantle rising above  
the burner (See Figure 8). There may be some yellow where the  
pilot flame and burner flame meet. There is no primary air  
adjustment on the burner, and proper flame is assured since the  
correct manifold pressure and orificing has been done at the factory.  
NOTE: It is advised that the burner flames be checked at least  
twice during the heating season for any changes in burner flame  
characteristics. The appliance area must be kept clear and free  
from combustible materials, gasoline, and other flammable vapors  
and liquids. This heater comes from the factory with the proper  
burner orifice for elevations up to 2,000 feet. Heaters installed  
above 2,000 feet must be derated 4% for every 1,000 feet. For the  
proper orifice size, find the Model Number and elevation on the  
Pilot Adj. Screw  
Pilot Adj. Screw  
ROBERTSHAW  
7200IPER-SO4  
ROBERTSHAW  
7200ER-SO4  
orifice chart. Replace burner orifice.  
NATURAL GAS  
FIGURE 7C  
STANDING PILOT  
FIGURE 7D  
I.I.D. PILOT  
MODEL  
NUMBER  
DVCF403B 32  
DVCF407B 32  
0 to  
2,000 -  
4,000 -  
6,000’  
35  
6,000 -  
8,000’  
36  
8,000 –  
10,000’  
40  
2,000’ 4,000’  
34  
34  
35  
36  
40  
DVCF557B 3.6m 29  
DVCF653B 25 27  
30  
28  
30  
29  
31  
30  
1-1/  
3/4  
2
ORDER KIT #49840 2287-1 HIGH ALTITUDE KIT  
L.P. GAS  
MODEL  
NUMBER  
DVCF404B 49  
DVCF408B 49  
DVCF558B 44  
0 to  
2,000’ 4,000’  
2,000 -  
4,000 -  
6,000’  
51  
6,000 -  
8,000’  
52  
8,000 –  
10,000’  
52  
52  
49  
FIGURE 8  
50  
50  
45  
51  
52  
47  
48  
DVCF654B 2.3mm 44  
45  
47  
48  
ORDER KIT #49840 2287-1 HIGH ALTITUDE KIT  
Page 10  
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DVCF403B, DVCF404B  
STANDING PILOT  
DVCF653B, DVCF654B  
THERMOSTAT  
POWER  
CORD  
THERMOSTAT  
POWER  
CORD  
WHITE  
RED  
WHITE  
BLACK  
BLACK  
BLACK  
MOTOR  
RED  
MOTOR  
BROWN  
BLACK  
BROWN  
BLACK  
TRANSFORMER  
GREEN  
TRANSFORMER  
GREEN  
BLUE  
BLACK  
BROWN  
FAN  
SWITCH  
SELECTOR  
SW. BLACK  
LIMIT  
SWITCH  
FAN  
SWITCH  
LIMIT  
SWITCH  
AUXILIARY  
LIMIT  
SWITCH  
AUXILIARY  
LIMIT  
SWITCH  
DVCF653, DVCF654  
PICTORIAL SCHEMATIC  
DVCF403, DVCF404  
PICTORIAL SCHEMATIC  
MODEL NO.  
AMPS  
GAS VALVE  
MODEL NO.  
AMPS  
GAS VALVE  
DVCF653  
3.05  
DVCF403  
1.95  
DVCF654  
3.05  
DVCF404  
1.95  
SELECTOR  
SWITCH  
FAN SWITCH  
FAN SWITCH  
MOTOR  
MOTOR  
LIMIT SWITCH  
LIMIT SWITCH  
115 V.A.C.  
TRANSFORMER  
24 V.A.C.  
115 V.A.C.  
TRANSFORMER  
24 V.A.C.  
THERMOSTAT  
THERMOSTAT  
DVCF653  
DVCF654  
LADDER  
SCHEMATIC  
DVCF403  
DVCF404  
LADDER  
SCHEMATIC  
AUXILIARY  
LIMIT  
AUXILIARY  
LIMIT  
GAS  
VALVE  
GAS  
VALVE  
Page 11  
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DVCF407B, DVCF408B  
I.I.D.  
DVCF557B, DVCF558B  
DVCF407, DVCF408  
PICTORIAL  
SCHEMATIC  
DVCF557, DVCF558  
PICTORIAL  
SCHEMATIC  
THERMOSTAT  
THERMOSTAT  
POWER  
CORD  
POWER  
CORD  
WHITE  
BLACK  
WHITE  
RED  
BLACK  
BLACK  
MOTOR  
RED  
BROWN  
BLACK  
MOTOR  
BROWN  
BLACK  
TRANSFORMER  
TRANSFORMER  
GREEN  
GREEN  
BLUE  
BLACK  
Selector  
Sw. Black  
FAN  
SWITCH  
LIMIT SWITCH  
LIMIT SWITCH  
FAN  
SWITCH  
AUXILIARY  
LIMIT  
SWITCH  
AUXILIARY  
LIMIT  
SWITCH  
PILOT  
PILOT  
BLACK  
BLACK  
TH  
PV  
SENSE  
MV  
MV/PV  
TR  
IGN  
TH  
PV  
GAS VALVE  
GAS VALVE  
SP715-NAT.  
OR  
SP735-L.P.  
SP715-NAT.  
OR  
SP735-L.P.  
P
P
SENSE  
MV  
C
M
C
M
MV/PV  
TR  
IGN  
MODEL NO. AMPS  
MODEL NO. AMPS  
DVCF407  
DVCF408  
2.2  
2.25  
DVCF557  
DVCF558  
3.3  
3.35  
SELECTOR  
SWITCH  
FAN SWITCH  
FAN SWITCH  
MOTOR  
MOTOR  
LIMIT SWITCH  
LIMIT SWITCH  
115 V.A.C.  
TRANSFORMER  
24 V.A.C.  
115 V.A.C.  
TRANSFORMER  
THERMOSTAT  
THERMOSTAT  
24 V.A.C.  
DVCF557  
DVCF407  
DVCF558  
DVCF408  
LADDER  
LADDER  
SCHEMATIC  
SCHEMATIC  
AUXILIARY LIMIT  
AUXILIARY LIMIT  
SP715 - NAT.  
OR  
SP735 - L.P.  
SP715 - NAT.  
OR  
SP735 - L.P.  
GAS  
GAS  
VALVE  
VALVE  
Page 12  
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CAUTION: Label all wires prior to disconnection when servicing controls. Wiring errors can  
cause improper and dangerous operation. Verify proper operation after servicing.  
TERMINAL BLOCK WIRING DIAGRAM  
Fan/Limit Switch (Brown)  
Power Cord (Black)  
Fan/Limit Switch (Brown)  
Power Cord (Black)  
Selector Switch  
(Red)  
Transformer (Black)  
Transformer (Black)  
Limit  
Switch  
(Blue)  
Limit  
Switch  
(Blue)  
Motor  
(Red)  
MOTOR (White)  
MOTOR (White)  
Fan  
Switch  
(Black)  
Selector  
Switch  
(Black)  
Power Cord  
(Green)  
Power Cord  
(Green)  
Terminal Board  
Ground (Green)  
Motor (Black)  
Transformer (Black)  
Power Cord (White)  
P/N 91123  
Terminal Board  
Ground (Green)  
Motor (Black)  
Transformer (Black)  
Power Cord (White)  
P/N 91122  
Motor  
Motor  
(Green)  
(Green)  
DVCF557B, 558B, 653B, 654B  
DVCF403B, 404B, 407B, 408B  
MANUAL RESET SWITCH  
For your safety this furnace is equipped with a manual reset limit switch. In case of failure by the primary limit switch, this  
switch will shut the valve down completely before unsafe temperatures are reached. After a cool down period, switch must be  
manually reset. If outages persist, call a qualified service person.  
MAINTENANCE INSTRUCTION  
For proper and safe operation, keep furnace and furnace area clean.  
OILTUBE  
At regular intervals turn control valve off, let cool and clean inside  
control compartment. To clean cabinet, use only a damp cloth.  
Do not use any kind of solvent or cleaning fluid that could leave a  
residue or invisible coating that would burn or give off fumes  
when furnace is turned on.  
Have the furnace checked, cleaned, and repaired by a qualified  
service person for vent system, pilot and burner operation prior  
to use each year.  
The bearings of the fan motor should be oiled every twelve (12)  
months with S.A.E. 20 oil. (See Figure 10).  
Follow a regular service and maintenance schedule for safe and  
efficient operation.  
FIGURE 10  
Examine the venting system as a routine part of the safety  
performance check on an annual basis.  
WARNING: This is a gas-fired appliance. Keep the area clear of gasoline and other flammaable vapors and  
liquids. All combustible material must be kept clear of this area to avoid fire or explosion.  
Page 13  
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OPTIONAL SIDE DISCHARGE KITS  
ROUGH-INS FOR SIDE DISCHARGE  
SIDE DISCHARGE ON CASING  
Install plaster grounds as shown in Figure 9. NOTE: When  
side discharge Kit No. 30SRB is being used, furnace should be  
1. Use Optional Kit No. 306SR-A.  
2. Cut out and remove embossed area on casing side.  
3. Remove knockout from inner liner.  
set exactly 4” from side wall.  
4. Place 1-1/2” boot from kit through opening,  
matching flanges of boot to knockout on inner liner.  
5. Mark screw holes and remove boot.  
6. Drill holes with a 1/8” drill.  
7. Attach inner boot with screws provided.  
8. Place grille into position, drill holes into casing,  
and attach with screws provided.  
Plaster  
Ground  
14-3/8”  
SIDE  
FIGURE 9  
KIT NO. 306SR  
SIDE REGISTER - FLUSH  
SIDE DISCHARGE (With Extension Boot)  
NOTE: Maximum boot length is 10 inches.  
1. Use Optional Kit No. 30SRB-A.  
2. Cut opening in drywall as shown in Fig. 9.  
3. Position plaster ground as shown in Figure 9.  
(Optional).  
4. Cut out and remove embossed section on casing side.  
5. Remove knockout on inner liner.  
6. Put heater into position.  
7. Place inner boot into position, mark and cut boot  
flush with wall. Place outer boot into position, mark  
and cut boot flush with wall.  
8. Place boot trim into position, slide inner boot through  
wall from adjacent room and attach to inner liner.  
Slide outer boot through wall from adjacent room  
and attach to casing side.  
KIT NO. 30SRB  
SIDE REGISTER W/BOOT  
9. Place grill in position and secure to wall.  
Page 14  
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14-PEK KIT INSTRUCTIONS  
(14’ PLUG EXTENSION KIT)  
FOR NON-RECESSED INSTALLATIONS ONLY  
UNITS WITH TERMINAL BOARD  
90 Degree  
Outside  
Corner  
STEP #  
1. Turn heater off following Section 3 in “Lighting  
Instructions” and allow to cool.  
2. Turn off all electricity to heater.  
1
3. Remove top louver assembly, fan shroud and fan  
blade.  
4. Loosen two screws on romex connector.  
5. Remove junction box cover plate.  
6. Disconnect three power cord terminals and pull  
power cord out of top of heater.  
3 FT.  
SECTION  
2
7. Insert power cord provided in kit through romex  
connector and plug onto terminal board following  
wiring diagram found in lighting and operating  
instructions.  
8. Tighten two screws on romex connector.  
9. Replace junction box cover plate.  
10. Replace fan blade, fan shroud and top louver  
assembly.  
3 FT.  
SECTION  
11. Snap 90 degree outside corner (Ref. 1) onto 3  
foot section (Ref. 2) plastic raceway. Insert power  
cord and remove blue backing from adhesive strip  
on raceway and apply to side of heater.  
12. Insert power cord into second 3-foot section of  
raceway (Ref. 3) and remove blue backing and  
apply to side of heater, butting up against bottom  
of other section.  
3
13. Cut 14-inch long bottom section to required length  
(see chart), insert power cord, remove backing  
and apply to side of heater.  
14. Plug power cord into wall receptacle.  
15. Light the heater following lighting instructions.  
BOTTOM  
SECTION  
4
LENGTHOFBOTTOM  
SECTION (REF. 4)  
PLASTIC RACEWAY  
5-5/16 Inches  
MODEL NO.  
DVCF40  
DVCF55  
14 Inches  
DVCF65  
14 Inches  
NOTE: Above lengths terminate approximately  
2 inches above floor.  
Page 15  
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TROUBLE SHOOTING CHART  
SYMPTOM  
POSSIBLE CAUSES  
CORRECTIVE ACTION  
Flame too large  
1. Defective operator section of valve.  
2. Burner orifice too large.  
1. Replace valve.  
2. Check with local gas company for proper orifice  
size and replace.  
3. If installed above 2,000 feet.  
1. Clogged burner ports.  
3. See orifice chart, page 10.  
Yellow burner flame  
1. Remove main burner and check for obstructions in  
throat, ports, and orifices. Clean - but do not enlarge  
ports or orifices.  
2. Obstructions around vent cap.  
1. Gas leak.  
2. Make sure area around vent cap is clear, be sure  
vent system is sealed.  
1. See Page 1.  
Gas Odor  
Delayed Ignition  
1. Pilot flame too small.  
2. Burner ports clogged at pilot.  
3. Low gas pressure.  
1. Adjust pilot flame.  
2. Clean burner ports (do not enlarge).  
3. Check gas supply pressure.  
4. Pilot decreases in size when main  
burners come on.  
4. Supply piping is too small. Consult local gas  
company or competent installer.  
Failure to ignite  
1. Main gas off.  
1. Open all manual gas valves.  
2. Thermostat not set high enough to call  
for heat.  
2. Set thermostat to higher temperature.  
3. Clogged burner orifice.  
4. Thermostat wired wrong or defective.  
3. Clean burner orifice (do not enlarge).  
4. Check wiring, jump across thermostat terminals at  
valve, if valve open, re-check wires, replace thermostat.  
Burner won’t turn off  
1. Defective or damaged thermostat wire,  
or thermostat.  
2. Thermostat location.  
3. Defective or sticking valve.  
4. Excessive gas pressure.  
1. Can be checked by removing wire from valve terminal.  
If valve goes off, replace wire or thermostat.  
2. Follow instructions, check location.  
3. Replace valve.  
4. Contact utility supplying gas.  
Incorrect gas input  
Not enough heat  
1. Gas input not checked.  
2. Clogged orifice.  
1. Re-check gas input.  
2. Clean orifice with a smooth wood toothpick,  
do not enlarge.  
1. Furnace undersized.  
1. This is especially true when a dwelling or room is  
enlarged. Have the heat loss calculated and  
compare to furnace output. Your gas company can  
supply you with this information. If furnace is  
undersized, replace with correct size unit.  
2. Raise temperature setting.  
2. Thermostat set too low.  
3. Incorrect supply pressure.  
3. Check supply pressure.  
Too much heat  
1. Thermostat set too high.  
1. Lower temperature setting.  
2. Combination control valve stuck open.  
2. Replace combination control valve.  
Pilot and main burner  
go out during normal  
operation  
1. Weak thermocouple.  
2. Input too high.  
3. Cover around pilot lighter hole not  
air tight.  
1. Check millivoltage and replace if low.  
2. Check input rate.  
3. Tighten wing nuts securing cover and sight glass.  
Check and replace gasket if needed.  
4. Vent tubes not properly installed or  
sealed.  
4. Follow instructions. Check both exhaust and air  
intake tubes, and vent cap. Be sure all gaskets are  
in place and properly sealed. Use only tubes and  
vent cap supplied. Do not alter vent tubes or cap.  
Page 16  
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TROUBLE SHOOTING CHART - Continued  
SYMPTOM  
POSSIBLE CAUSES  
CORRECTIVE ACTION  
Burner won’t turn on  
1. Gas valve not turned on.  
2. No voltage to valve.  
3. Defective thermostat.  
4. No 115 V. Line voltage.  
5. Gas valve defective.  
1. Turn gas valve to “on” position.  
2. Check for 24 Volts to valve from transformer.  
3. Check wall thermostat.  
4. Provide line voltage.  
5. Replace gas valve.  
6. Manual reset switch not engaged.  
6. Depress red button on switch.  
(STANDING PILOT)  
1. Air in line.  
1. Bleed line.  
2. Defective thermocouple  
3. Pilot flame too low.  
4. Manual reset switch not engaged.  
2. Replace thermocouple.  
3. Adjust pilot flame.  
4. Depress red button on switch.  
Pilot won’t light, or  
stay lit  
(I.I.D. PILOT)  
1. Sparker won’t work.  
1. Check wire connections, provide adequate  
ground.  
Pilot won’t light  
2. Sparker won’t light pilot.  
2. {a} Pilot flame too small.  
{b} Turn valve to “on” position.  
{c} Check for pilot restriction.  
3. Depress red button on switch.  
3. Manual reset switch not engaged.  
SERVICE RECORD  
SERVICE RECORD  
Page 17  
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DIRECT VENT COUNTERFLOW WALL FURNACE  
MODELS:  
1d  
DVCF403B-R, DVCF404B-R  
DVCF407B-R, DVCF408B-R  
DVCF557B-R, DVCF558B-R  
DVCF653B-R, DVCF654B-R  
24  
35  
16  
1e  
1b  
36  
17  
3
11  
18  
2
1f  
61  
1a  
50  
4
38  
52  
21  
30  
7
8
1c  
19  
51  
20  
22  
9
44  
26  
39  
10  
1g  
6
VENT ASSEMLBY  
45  
THERMOSTAT  
23  
SPARK IGNITER -  
I.I.D.  
48  
47  
37  
49  
40  
43  
46  
Prices and specifications subject  
to change without notice.  
All prices are F.O.B. factory.  
BURNER ASSEMBLY  
DVCF40B-R, DVCF55B-R, DVCF65B-R SERIES  
28b  
54  
15  
25b  
12  
14  
28  
Mr. Contractor, we only sell parts through our  
wholesalers, but the prices listed are for your  
convenience. For prompt parts service, contact the  
wholesaler from which you purchased your Cozy  
heater. NOTE: Parts & schematic drawings on  
current models are shown at  
25  
58  
55  
34  
33  
13  
57  
53  
32  
13b  
31  
59  
56  
60  
41  
Page 18  
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HOW TO PROPERLY ORDER PARTS  
In addition to part description and part number, please give model number, serial number, and type of gas used.  
NAT.  
L.P.  
REF.  
NO.  
DVCF403B-R  
DVCF404B-R  
DVCF407B-R  
DVCF408B-R  
DVCF557B-R  
DVCF558B-R  
DVCF653B-R  
DVCF654B-R  
MODEL NUMBER  
PART  
LIST  
PART  
LIST  
PART  
LIST  
PART  
LIST  
PARTDESCRIPTION  
Casing Side, Right  
Casing Side, Left  
Center Front Panel Assembly  
Top Assembly  
Upper Back Assembly  
Lower Back Assembly  
Bottom Assembly  
Casing Mounting Brackets  
Liner Assembly  
Fan Shroud Assembly  
Top Louver  
Bottom Louver Assembly  
Upper Front Shield  
Switch Box  
NO.  
PRICE  
NO.  
PRICE  
NO.  
PRICE  
NO.  
PRICE  
1a  
34065  
34055  
34104  
34050  
34080  
34090  
34070  
$56.10  
34065  
34055  
34104  
34050  
34080  
34090  
34070  
$56.10  
34560  
34550  
30534  
34050  
34080  
34575  
34070  
$61.30  
34560  
34550  
30534  
34050  
34080  
34575  
34070  
$61.30  
1b  
1c  
1d  
1e  
1f  
$56.10  
$27.80  
$10.60  
$42.80  
$36.60  
$16.10  
$56.10  
$27.80  
$10.60  
$42.80  
$36.60  
$16.10  
$61.30  
$28.80  
$10.60  
$42.80  
$40.40  
$16.10  
$61.30  
$28.80  
$10.60  
$42.80  
$40.40  
$16.10  
$1.20  
$87.60  
$23.80  
$17.70  
$31.60  
$3.50  
$7.20  
$2.80  
$5.10  
$2.10  
$38.20  
$4.00  
$137.90  
$137.90  
N/A  
1g  
N/A *30260  
2
3
$1.20 *30260  
$1.20 *30260  
$1.20 *30260  
34115  
34140  
34100  
30100  
30250  
30252  
30253  
30256  
$81.30  
$23.80  
$16.30  
$31.60  
$3.50  
$7.10  
$2.80  
$5.10  
34115  
34140  
34100  
30100  
30250  
30252  
30253  
30256  
$81.30  
$23.80  
$16.30  
$31.60  
$3.50  
$7.10  
$2.80  
$5.10  
34600  
34140  
34590  
30100  
30250  
30450  
30253  
30256  
$87.60  
$23.80  
$17.70  
$31.60  
$3.50  
$7.20  
$2.80  
$5.10  
34600  
34140  
34590  
30100  
30250  
30450  
30253  
30256  
4
6
7
8
9
10  
Switch Box Cover  
Lower Front Shield  
Motor Mounting Bracket  
Burner  
11 *34088  
12  
53  
13  
13  
13b  
13b  
14  
15  
15  
16  
17  
18  
19  
19  
20  
21  
22  
23  
24  
N/A  
35  
25  
25  
26  
27  
28  
$3.60 *34088  
$3.60 *34579  
$2.10 *34579  
72107  
34440  
72090  
72091  
N/A  
$38.20  
$4.00  
$137.90  
$137.90  
N/A  
72107  
34440  
N/A  
$38.20  
$4.00  
N/A  
72107  
34440  
N/A  
$38.20  
$4.00  
N/A  
72107  
34440  
72090  
72091  
N/A  
Pilot Bracket  
Valve, 7200ER, Natural Gas  
Valve, 7200ER, L.P. Gas  
Valve, 7200IPER, Natural Gas  
Valve, 7200IPER, L.P. Gas  
Manifold  
Burner Orifice, Natural Gas  
Burner Orifice, L.P. Gas  
Fan Motor  
N/A  
N/A  
N/A  
N/A  
72092  
72093  
72103  
72147  
72149  
72108  
78101  
78010  
N/A  
$129.00  
$129.00  
$19.10  
$3.40  
$3.40  
$73.90  
$24.20  
$3.00  
N/A  
72092  
72093  
72103  
72140  
72141  
72110  
78101  
78010  
72160  
N/A  
$129.00  
$129.00  
$19.10  
$3.40  
$3.40  
$83.90  
$24.20  
$3.00  
$5.90  
N/A  
N/A  
N/A  
N/A  
N/A  
72103  
72147  
72149  
72108  
78101  
78010  
N/A  
$19.10  
$3.40  
$3.40  
$73.90  
$24.20  
$3.00  
N/A  
72103  
72142  
72143  
72110  
78101  
78010  
72160  
N/A  
$19.10  
$3.40  
$3.40  
$83.90  
$24.20  
$3.00  
$5.90  
N/A  
Fan Blade  
Rubber Grommet  
Limit Switch 60T11-L220F  
Limit Switch 60T11-L180F  
Fan Switch 60T12-120-15 Deg. F  
Speed Switch 60T13-F160-30  
Aux. Limit Switch 60T15-L350  
Thermostat 24 Volt  
Transformer  
Transformer Plate  
Terminal Board  
Pilot 0.140.512, Natural Gas  
Pilot 0.140.502, L.P. Gas  
Cozy Handle  
Thermostat Wire  
Thermocouple Q309A1954  
Insulated Staples  
Pilot 3S-24F, Natural Gas  
Pilot 3S-24F, L.P. Gas  
Wiring Harness  
78065  
78067  
N/A  
$5.90  
$6.10  
N/A  
78065  
78067  
N/A  
$5.90  
$6.10  
N/A  
78067  
78066  
78086  
78355  
78069  
34089  
78300  
N/A  
$6.10  
$8.90  
$9.30  
$20.00  
$23.50  
$3.80  
$5.00  
N/A  
78067  
78066  
78086  
78355  
78069  
34089  
78300  
72020  
72021  
84003  
74518  
78095  
74209  
N/A  
$6.10  
$8.90  
$9.30  
$20.00  
$23.50  
$3.80  
$5.00  
$22.70  
$22.70  
$2.30  
$1.30  
$11.40  
$1.20  
N/A  
78086  
78355  
78069  
34089  
78300  
72020  
72021  
84003  
74518  
78095  
74209  
N/A  
$9.30  
$20.00  
$23.50  
$3.80  
$5.00  
$22.70  
$22.70  
$2.30  
$1.30  
$11.40  
$1.20  
N/A  
78086  
78355  
78069  
34089  
78300  
N/A  
$9.30  
$20.00  
$23.50  
$3.80  
$5.00  
N/A  
N/A  
N/A  
N/A  
N/A  
84003  
74518  
N/A  
$2.30  
$1.30  
N/A  
84003  
74518  
N/A  
$2.30  
$1.30  
N/A  
29  
74209  
72098  
72097  
72251  
72025  
$1.20  
$37.30  
$33.70  
$18.80  
$14.10  
74209  
72098  
72097  
72250  
72025  
$1.20  
$37.30  
$33.70  
$21.10  
$14.10  
25b  
25b  
30  
N/A  
N/A  
N/A  
N/A  
72251  
N/A  
$18.80  
N/A  
72250  
N/A  
$21.10  
N/A  
Flame Sensor S-1  
28b  
- CONTINUED -  
Mr. Contractor, we only sell parts through our wholesalers, but the prices listed above are for your conve-  
nience. For prompt parts service, contact the wholesaler from which you purchased your Cozy heater. NOTE:  
Parts & schematic drawings on current models are shown at www.cozyheaters.com.  
MARCH 2005  
Page 19  
Download from Www.Somanuals.com. All Manuals Search And Download.  
HOW TO PROPERLY ORDER PARTS  
In addition to part description and part number, please give model number, serial number, and type of gas used.  
NAT.  
L.P.  
DVCF403B-R  
DVCF404B-R  
DVCF407B-R  
DVCF408B-R  
DVCF557B-R  
DVCF558B-R  
DVCF653B-R  
DVCF654B-R  
MODEL NUMBER  
REF. PART  
LIST  
PART  
LIST  
PART  
LIST  
PART  
LIST  
PART DESCRIPTION  
Power Cord  
Sight Glass Assembly  
Sight Glass Cover  
Sight Glass Gasket  
Burner Box Gasket  
Slip Joint Assembly w/Gaskets  
Slip Joint Gasket  
Slip Joint Ring Gasket  
Slip Jt. Ring Gsk. (2 pc. Graphite)  
Flue Outlet Pipe Gasket  
Air Intake Pipe Gasket  
Heat Exchanger Cover Plate  
Heat Exchanger Cover Plate Gasket  
Burner Box Inlet Gasket  
Exhaust Pipe Gasket  
NO.  
N/A  
NO.  
PRICE  
NO.  
PRICE  
NO.  
PRICE  
NO.  
PRICE  
78213  
43252  
43258  
72067  
72059  
34220  
72057  
72056  
72058  
72055  
72054  
34195  
72053  
72052  
72051  
72068  
70050  
72022  
N/A  
$4.70  
78213  
43252  
43258  
72067  
72059  
34220  
72057  
72056  
72058  
72055  
72054  
34195  
72053  
72052  
72051  
72068  
N/A  
$4.70  
$6.50  
$1.50  
$1.50  
$5.90  
$27.20  
$4.70  
$2.30  
$4.70  
$1.90  
$3.80  
$3.60  
$1.60  
$7.00  
$2.30  
$1.50  
N/A  
N/A  
$104.50  
$143.30  
$272.40  
$127.90  
$14.50  
$10.70  
$28.40  
$22.20  
$2.10  
$124.60  
$50.90  
$11.00  
$8.20  
78213  
43252  
43258  
72067  
72059  
34220  
72057  
72056  
72058  
72055  
72054  
34195  
72053  
72052  
72051  
72068  
N/A  
$4.70  
$6.50  
$1.50  
$1.50  
$5.90  
$27.20  
$4.70  
$2.30  
$4.70  
$1.90  
$3.80  
$3.60  
$1.60  
$7.00  
$2.30  
$1.50  
N/A  
N/A  
$104.50  
$143.30  
$274.60  
$127.90  
$14.50  
$10.70  
$28.40  
$22.20  
$2.10  
$140.10  
$50.90  
$11.00  
$8.20  
78213  
43252  
43258  
72067  
72059  
34220  
72057  
72056  
72058  
72055  
72054  
34195  
72053  
72052  
72051  
72068  
70050  
72022  
N/A  
$4.70  
31  
32  
33  
34  
50  
N/A  
61  
N/A  
36  
37  
52  
38  
39  
40  
55  
41  
42  
43  
43  
44  
45  
46  
47  
48  
49  
N/A  
51  
58  
56  
57  
$6.50  
$1.50  
$1.50  
$5.90  
$27.20  
$4.70  
$2.30  
$4.70  
$1.90  
$3.80  
$3.60  
$1.60  
$7.00  
$2.30  
$1.50  
$5.60  
$4.70  
N/A  
$6.50  
$1.50  
$1.50  
$5.90  
$27.20  
$4.70  
$2.30  
$4.70  
$1.90  
$3.80  
$3.60  
$1.60  
$7.00  
$2.30  
$1.50  
$5.60  
$4.70  
N/A  
Manifold Gasket  
Piezo Igniter  
Igniter Wire 0.028.508  
Spark Igniter SP715, Natural Gas  
Spark Igniter SP845, L.P. Gas  
Heat Exchanger Kit  
Vent Cap Assembly Complete  
Vent Cap Spacer Plate Assembly  
Vent Cap Mounting Kit  
Air Intake Pipe Assembly  
Vent Exhaust Pipe Assembly  
Elbow 3/8x90 Degree  
Air Drop Assembly  
Burner Box Bottom Assembly  
Burner Access Door  
Burner Access Gasket  
90 Deg. Pilot Fitting  
Pilot Tube Bracket  
Vent Terminal Shield  
N/A  
N/A  
78070  
78088  
34805  
34250  
34273  
34330  
34280  
34290  
84501  
34201  
34400  
34425  
72065  
70352  
34475  
34950  
78452  
72063  
78070  
78088  
34810  
34250  
34273  
34330  
34280  
34290  
84501  
34630  
34400  
34425  
72065  
70352  
34475  
34950  
78452  
72063  
N/A  
N/A  
N/A  
N/A  
34805  
34250  
34273  
34330  
34280  
34290  
84501  
34201  
34400  
34425  
72065  
N/A  
$272.40  
$127.90  
$14.50  
$10.70  
$28.40  
$22.20  
$2.10  
$124.60  
$50.90  
$11.00  
$8.20  
N/A  
34825  
34250  
34273  
34330  
34280  
34290  
84501  
34630  
34400  
34425  
72065  
N/A  
$285.60  
$127.90  
$14.50  
$10.70  
$28.40  
$22.20  
$2.10  
$140.10  
$50.90  
$11.00  
$8.20  
N/A  
N/A  
60  
N/A  
N/A  
59  
$10.70  
$2.00  
$60.80  
$5.40  
$10.70  
$2.00  
$60.80  
$5.40  
34475  
34950  
78452  
72063  
$2.00  
$60.80  
$5.40  
$1.20  
34475  
34950  
78452  
72063  
$2.00  
$60.80  
$5.40  
$1.20  
Pilot Tubing w/Fittings  
Pilot Tube Gasket  
$1.20  
$1.20  
Mr. Contractor, we only sell parts through our wholesalers, but the prices listed above are for your  
convenience. For prompt parts service, contact the wholesaler from which you purchased your Cozy  
heater. NOTE: Parts & schematic drawings on current models are shown at www.cozyheaters.com.  
MARCH 2005  
Page 20  
Download from Www.Somanuals.com. All Manuals Search And Download.  
IMPORTANT SAFETY BULLETIN ON YOUR GAS CONTROL AND PILOT LIGHT  
SYSTEM FOR HEATING EQUIPMENT  
WHAT YOU DON’T KNOW CAN HURT YOU.  
Your pilot light system has been designed for safe and reliable operation. Although safety mechanisms are built-in,  
the potential for hazard exists. This information is intended to help you avoid these hazards.  
WHAT TO DO IF YOU SMELL GAS . . .  
YOUR GAS CONTROL AND PILOT LIGHT  
SYSTEM  
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.  
Your gas control and pilot light system has a safety  
device whose purpose is to shut-off the gas supply  
to the appliance if the pilot light goes out. If you  
have trouble lighting the pilot or keeping it lit, it  
may mean that this safety device is warning you  
that there is a problem with your system.  
Inspection and repairs or replacement must be  
made by a trained gas service technician.  
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.  
Do not store or use gasoline or other  
flammable vapors and liquids in the vicinity  
of this or any other appliance.  
CRITICAL SAFETY POINTS TO  
REMEMBER . . .  
Your gas has been odorized so that you  
can smell it. Always smell around for  
gas before lighting your appliance.  
Sniff for L.P.-gas at floor level. LP-gas is  
heavier than air and may temporarily  
exist at floor level.  
TAMPERING IS DANGEROUS  
The pilot safety system may also not work if you  
do not follow the lighting instructions carefully or  
if you tamper with the gas control that you use to  
light the pilot. Tampering with the gas control,  
particularly with tools, can damage the safety  
mechanism in the control and can allow gas to leak.  
This can result in a fire or explosion causing  
property damage, personal injury or death.  
IF YOU SMELL GAS, DON’T LIGHT IT  
If you smell gas, do not attempt to light  
the pilot. Do not cause a spark by  
turning on or off electrical switches or  
appliances or by using the phone. Turn  
off the gas to the appliances and call  
your gas supplier from another location.  
IF YOU CAN’T LIGHT IT,  
DON’T FIGHT IT!  
If your gas control has gotten wet as the  
result of flooding or other wetting, it  
must be replaced immediately by a  
trained gas service technician. Water  
can lead to damage of the internal safety  
mechanism in the gas control and can  
create a hazardous condition.  
THIS IS NOT AN ADVERTISEMENT  
Download from Www.Somanuals.com. All Manuals Search And Download.  
Download from Www.Somanuals.com. All Manuals Search And Download.  

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