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COUNTERFLOW
WALL FURNACE
INSTALLATION AND
OPERATING INSTRUCTIONS
P/N 78111
REV. 03/05
R
R
MODEL NUMBERS
24 VOLT SYSTEM NATURAL GAS CF353C-H CF503C-H CF653C-H
WITH LOW-BTU
PILOT L.P. GAS CF354C-H CF504C-H CF654C-H
24 VOLT SYSTEM NATURAL GAS CF357C-H CF557C-H
WITH INTERMITTENT
IGNITION (I.I.D.) L.P. GAS CF358C-H CF558C-H
WARNING: If the information in this manual is not followed ex
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CONTENTS Lighting & Re-Lighting Instructions……………….. 10,11 Contents……………………………………………........... 2 Operation………………………………………….....…. 12 Introduction…………………………………………. 2 Terminal Block Wiring Diagram……………….....…… 13 Specifications……………………………………….. 2 Manual Reset…………………………………....…….. 13 Safety Rules………………………………………… 3 Maintenance Instructions…………………….……… 13 Helpful Installation Information……………….........…. 3 Wiring Diagram……………………………….....…….. 14,15 Connecting the Vent……………………………....…..… 3,4 Side
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SAFETY RULES 1. Improper installation, adjustment, alteration, service or maintenance can cause property damage, bodily injury or death. If you do not understand these instructions or your local codes, call local authorities, a qualified installer, service agency, gas supplier, or the manufacturer. 2. Do not install this fan type wall furnace in a recreational vehicle trailer or mobile home. 3. Do not operate this fan type wall furnace unless it is connected to a properly installed and maintain
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VENTING - CONTINUED More than 10’ 10’ or Height above any Less roof surface 10’ within 10’ horizontally Ridge 2’ Min. 2’ Min. Ridge 3’ Min. 3’ Min. Chimney Chimney FIGURE A This appliance is equipped with a blocked flue switch. Listed Vent Top 2’ Min. 3’ WARNING: Do not bypass the blocked flue switch. To Storm Collar Roof do so could expose the consumer to property damage, Flashing personal injury or possible death. Oval to round adapter This switch, when activated, will inter
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COMBUSTION AND VENTILATION AIR ALL COMBUSTION AIR FROM ADJACENT INDOOR SPACES THROUGH INDOOR COMBUSTION AIR F OPENINGS When installed, this gas appliance must be provided with fresh UL Listed Vent Cap I air for combustion, ventilation, and dilution of hot flue gases. UL Listed Gas Vent The minimum required volume of the area where the appliance is G installed should be 50 cubic feet per 1,000 btu/hr. U If installed in an area of the home that is considered an unconfined space, the natural infilt
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USING ADJACENT STUD SPACE FOR ALL LOCATION AND SPECIAL PRECAUTIONS COMBUSTION AIR FROM OUTSIDE The wall furnace should be located near the center of HOLES CONNECTING TO VENTILATED ATTIC the house for best heat distribution. CEILING If the area where the appliance is to be installed contains PLATE carpeting, tile or combustible materials, other than wood flooring, the appliance shall be installed on a metal plate, wood panel or other non-combustible materials. The use of ceramic or quarry tile i
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GAS ROUGH-IN Check local codes for requirements as to the size and type of gas line required. See Figure 5 for location of gas inlet holes in furnace cabinet. Compounds used on threaded joints of gas pipe should be resistant to the action of liquefied petroleum gases. The gas line joints must be checked for leaks. This should be done with a soap solution – watching for bubbles on all connections. NEVER USE AN EXPOSED FLAME TO CHECK FOR LEAKS. A manual valve equipped with a 1/8” NPT plugged t
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INSTALLATION / WHEN RECESSED INSTALLATION (UP TO 9-1/4”) WHEN INSTALLED FLUSH TO WALL STEP 1.Cut out floor plate between 2x4 studs, so heater STEP 1.After locating furnace, cut 3-1/2”x12” rectangular hole will set flat on floor. in ceiling between ceiling joists. Make sure gasket is in STEP 2.Make electrical connection of 115 V. wiring into position on the top of the furnace casing around the junction box provided on top of header plate. flue vent opening. Remove vent collar from top of heade
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Installation of B-W Gas Vent Firestop spacers supplied Installation of B-W Gas Vent for one-story buildings or for Ceiling plate spacers to center by manufacturer of B-W for each subsequent ceiling or first floor of multi-story B-W Gas Vent in stud space - Gas Vent floor level of multistory buildings. buildings. nail securely at both ends. Plate cut away to provide passage of B-W Gas Vent Plate cut away for full width of stud space to provide ventilation. Studs on 16 inch centers Sheet metal scr
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CF353C-H, CF354C-H, CF503C-H, CF504C-H, CF653C-H, CF654C-H STANDING PILOT 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. • If you cannot reach your gas supplier, call the fire A. This appliance has a pilot, which must be lighted by department. hand. When lighting the pilot, follow these instruc- tions exactly. C. Use only your hand to push in or turn the gas
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CF357C-H, CF358C-H, CF557C-H, CF558C-H - I.I.D. PILOT 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 • If you cannot reach your gas supplier, call the fire which automatically lights the pilot. Do not try to department. light the pilot by hand. B. BEFORE OPERATING smell all around the appliance C. Use onl
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OPERATION PROPER BURNER FLAME This unit uses a “step open” valve. When heat is A proper flame will have a dark blue inner mantle called for the gas valve opens at a reduced manifold that sits right on top of the burners with a lighter (outlet) pressure to insure a safe, quiet ignition. blue outer mantle rising above the burner, (See After 10 – 20 seconds the valve automatically steps Figure 11). There may be some yellow where the up to normal manifold outlet pressure to provide pilot flame and
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TERMINAL BLOCK WIRING DIAGRAM FAN/LIMIT SWITCH (Brown) FAN/LIMIT SWITCH (Brown) SELECTOR POWER CORD (Black) POWER CORD (Black) SWITCH TRANSFORMER TRANSFORMER(Black) (Red) (Black) LIMIT LIMIT SWITCH MOTOR SWITCH (Blue) (Red) (Blue) MOTOR (White) MOTOR (White) FAN POWER POWER SELECTOR SWITCH CORD CORD SWITCH (Black) (Green) (Green) (Black) TERMINAL BOARD TERMINAL BOARD MOTOR (Black) MOTOR (Black) GROUND (Green) GROUND (Green) TRANSFORMER (Black) MOTOR (Green) MOTOR (Green) TRANSFORM
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CF353C-H, CF354C-H STANDING PILOT CF503/504C-H, CF653/654C-H POWER Thermostat CORD THERMOSTAT Power Cord White WHITE Black RED Black BLACK Motor MOTOR BLACK Brown RED BROWN Black Blue BLACK BLUE Transformer GREEN TRANSFORMER Black Blue BLACK BLUE Brown RED Spill SPILL BROWN SWITCH Switch Fan Limit SELECTOR LIMIT FAN Switch SWITCH Switch SWITCH SWITCH Auxiliary BLACK AUXILIARY Limit Switch LIMIT SWITCH TH CF353C-H, TH CF503C-H, CF504C-H TR TR CF354C-H CF653C-H, CF654C-H PICTORIA
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CF357C-H, CF358C-H I.I.D. CF557C-H, CF558C-H THERMOSTAT CF357C-H, CF358C-H THERMOSTAT CF557C-H, CF558C-H PICTORIAL PICTORIAL SCHEMATIC SCHEMATIC POWER POWER CORD CORD WHITE WHITE RED BLACK MOTOR BLACK BLACK MOTOR BLACK RED BROWN BROWN BLACK BLUE BLACK BLUE GREEN TRANSFORMER TRANSFORMER BLACK BLACK BLUE BLUE SPILL RED SPILL SWITCH BROWN SWITCH BROWN SELECTOR LIMIT FAN LIMIT FAN AUXILIARY SWITCH SWITCH AUXILIARY SWITCH SWITCH SW
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10-3/ 16” 14-3/8” ROUGH-INS FOR REAR OR SIDE DISCHARGE Install plastergrounds as shown in Figure 12 and Figure 13. NOTE: When side discharge is being used, furnace should be set exactly 4” from side wall. Plaster Ground 1/2” Plaster Ground 14-11/16” REAR SIDE FIGURE 12 FIGURE 13 OPTIONAL ACCESSORY KITS REAR REGISTER KIT (Flush Mount) REAR DISCHARGE KIT (Recessed) (See Figure 14) 1. Use optional kit No. 407RR-A. 1. Use optional kit No. 406RR-A. 2. Cut openings in wall as shown in Figure 13. 2. C
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OPTIONAL KITS - CONTINUED SIDE DISCHARGE ON CASING SIDE DISCHARGE (With Extension Boot) 1. Use optional kit No. 306SR-A. 1. Use optional kit No. 30SRB-A. 2. Cut out and remove embossed area on casing side. 2. Cut opening in drywall as shown in Fig. 17. 3. Remove knockout from inner liner. 3. Position plasterground as shown in Fig. 17 (optional). 4. Place 1-1/2” boot from kit through opening, matching 4. Cut out and remove embossed section on casing side. flanges of boot to knockout on inner boot
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TROUBLE SHOOTING CHART for qualified serviceman - MAIN BURNER SYMPTOM POSSIBLE CAUSES CORRECTIVE ACTION Flame too large 1. Defective operator section of gas valve. 1. Replace complete valve. 2. Burner orifice too large. 2. Check with local gas company for proper orifice size and replace. 3. If installed above 2,000 ft. 3. Refer to orifice chart on Page 9. Noisy Flame 1. Noisy pilot. 1. Reduce pilot gas with adjusting screw on combination gas control valve. 2. Burr in orifice (if it
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TROUBLE SHOOTING CHART - PILOT AND VALVE - CONTINUED SYMPTOM POSSIBLE CAUSES CORRECTIVE ACTION Pilot won’t light, 1. Air in line. 1. Bleed line. or stay lit 2. Defective thermocouple. 2. Replace thermocouple. (STANDING PILOT) 3. Pilot flame too low. 3. Adjust pilot flame. 4. Manual reset switch not engaged. 4. Push on button. Pilot won’t light, 1. Sparker won’t work. 1. Check wire connections. or stay lit 2. Sparker won’t light pilot. 2.a. Pilot flame too lean. (I.I.D. PILOT) 2.b. T
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COUNTERFLOW WALL FURNACE / STANDING PILOT Prices and specifications subject to USE ONLY FACTORY SUPPLIED change without notice. All REPLACEMENT PARTS prices are F.O.B. factory. 33 32b MODELS: 32c 3 39 NAT. GAS L.P. GAS 52 1a CF353C-H CF354C-H 34b 15 CF503C-H CF504C-H 32 32d CF653C-H CF654C-H 46 6 1c 45 26 1d 24 14 1b 2 25 7 34 1 5 4 10 19 8 11 1e 27 29 28 12 30 13 9 31 37 1f 35 16 22/23 21 42 36 CONTROL ASSEMBLY 17/18 Mr. Contractor, we only sell parts through our wholesalers, but the prices lis
