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FOR YOUR SAFETY READ BEFORE LIGHTING
1. Remove thermostat control cover.
2. Set thermostat to lowest setting.
3. Turn burner switch to “OFF”.
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 burner.
Do NOT try to light burner by hand.
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.
E. Do not operate appliance unless unit is filled with water and
inlet lines are fully open.
1. STOP! Read the safety information above on this
label.
2. Remove appliance thermostat cover. Rotate thermostat dial
counterclockwise to lowest setting.
3. Turn off all electric power to the appliance.
4. This appliance is equipped an ignition device which
automatically lights the burner. Do NOT try to light the burner
by hand.
5. Refer to diagrams above. Turn top knob of gas control
clockwise to “OFF” position (Figure A).
6. Wait five (5) minutes to clear out any gas. If you then smell
gas,
STOP! Follow “B” in the safety information above
on this label. If you don’t smell gas, go to next
step.
7. Turn top knob of gas control counterclockwise to
“ON” (Figure B).
OPERATING INSTRUCTIONSTO TURN OFF GAS TO APPLIANCE
8. Turn on all electric power to the appliance.
9. Set thermostat to desired setting.
10. Turn switch to “ON” position.
11. Heater will automatically begin operation. Blower motor will
run approximately 40 seconds, then pilot gas valve will
open. Upon confirming the pilot flame the main gas valve
will open and the heater will operate in heating mode.
Reference “Sequence of Operation” section of manual for
details.
12. Heater is equipped with an ignition module which locks out
after one (1) unsuccessful ignition attempt. Blower motor
will continue to run. If lockout occurs, turn burner switch to
“OFF” position for at least one minute, then turn the switch
back to “ON”. Heater will automatically begin operation.
13. Replace thermostat control cover.
14. If the appliance will not operate, follow the instructions “TO
TURN OFF GAS APPLIANCE” and call your service
technician or gas supplier.
BEFORE OPERATING: ENTIRE SYSTEM MUST BE FILLED WITH WATER AND AIR PURGED FROM ALL LINES.
4. Turn off all electric power to the appliance if service is to
be performed.
5. Turn top knob of gas control to the “OFF” position. Refer to
Step 5 of ‘OPERATING INSTRUCTION” above.
6. Replace thermostat control cover.
FIGURE “A”
“OFF POSITION”
FIGURE “B”
“ON POSITION”