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4. It is essential that the flow of combustion and ventilation air not be obstructed. 5. Periodic examination of the entire ventilation system as a routine part of the safety performance check is recommended on an annual basis. BURNER FLAME ADJUSTMENT - STAINLESS STEEL BURNER Air Shutter 1 2 3 1. FLAME TOO SOFT -Yellow 2. FLAME TOO HARD - Deep Blue 3. NORMAL FLAMES Flame. Open air shutters until Coloration. Closing air shutters yellow tipping disappears. to a point where yellow tipping begins, re-open slightly to eliminate yellow tipping. Air shutter adjustment is now correct. NOTE: It is advised that the burner flames be checked at least twice during the heating season for any changes in burner characteristics. Vacuum burner compartment at start of heating season or as often as needed. Page 12 BBSK INSTALLATION INSTRUCTIONS STEP 1. Select left or right side of front panel for most convenient location of the temperature control knob. Remember to choose the side that allows adequate clearance for accessibility to adjust the control knob. STEP 2. On selected side, locate three (3) vertical dimples beginning approximately 20-.” above bottom of the front panel. See Figure 9. *On Gravity Wall Furnaces manufactured prior to November 2005 (without bracket hole dimples in the left and right side), you may use the gravity BBSK bracket as a template to locate holes. Measure 20-1/2” up on the preferred side, to locate lowest hole. STEP 3. Using these three (3) dimples as locator, drill three .” holes. STEP 4. Remove the BBSK control switch from the packing set. See Figure 10. STEP 5. Secure P/N 40225 switch bracket to the BBSK control switch using two (2) #6x.” screws provided. See Figure 10. STEP 6. Place BBSK control switch inside front panel, align engagement holes with clearance holes in P/N 40230 heat shield and the .” drilled holes in the front panel. Attach using two (2) #8x.” screws provided. Make sure heat shield is between the BBSK control switch and the heat exchanger. STEP 7. Connect each end of the black wires to the two outside terminals on the BBSK control switch, route wires down the inside of the front panel. See Figure 11. STEP 8. Straighten the bulb capillary tube using extreme care not to bend or damage the tube, route the tube down the inside of the front panel. STEP 9. Install the front panel onto the wall furnace. STEP 10. Insert the control knob onto the control rod. See Figure 10. STEP11. Open the front panel door. STEP 12. Connect one black wire to the stripped end of the blue blocked flue switch wire. Connect the other black wire to the “TH/TP” terminal on the gas valve. See Figure 11. NOTE: If you are replacing an existing wall thermostat, you must first disconnect the thermostat wires from the gas valve. STEP 13. Secure the sensing bulb to the bottom of the gas valve using the nylon clamp and blunt screw provided. See Figure 12. STEP 14. Close the front panel door. STEP 15. Follow the lighting instructions to place the heater in operation. Page 13 GAS VALVE SENSING BULBNYLON CLIP BBSK INSTALLATION INSTRUCTIONS SIDE VIEWS / FRONT PANEL 40230 FRONT BBSK 40225 HEAT PANEL SIDE CONTROL SWITCH SHIELD SWITCH BRACKET #6X1/4 (2) SCREW SENSING BULB CONTROL KNOB CAPILLARY CONTROL ROD TUBE #8X1/2 (2) SCREW GAS VALVE 20-1/2” BBSK CONTROL SWITCH LEFT RIGHT SIDE SIDE VIEW VIEW FIGURE 9 Blue Wire Blocked Blue Wire Flue Switch BLACK WIRE FIGURE 11 FIGURE 10 10-24X3/8 SCREW FIGURE 12 Page 14 BBSK KIT LIGHTING INSTRUCTIONS FOR YOUR SAFETY READ BEFORE LIGHTING A. This appliance has a pilot which must be lighted by hand. When lighting the pilot, follow these instructions exactly. 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. 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. •If you cannot reach your gas supplier, call the fire department. C. 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 or explosion. 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. WARNING: If you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal injury or loss of life. LIGHTING INSTRUCTIONS 1. STOP! Read the information on the safety label. 2. Turn temperature control knob clockwise to “LO”. 3. Open cabinet door. 4. Depress and turn gas control knob clockwise to “OFF”. 5. Wait five (5) minutes to clear out any gas. Then sme...
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