TROUBLE SHOOTING
Problem Possible Causes Correction
Air in gas line
Lowe gas pressure
Gas line turned ‘OFF’
Blockage in gas line
Pilot orifice is clogged
Control knob not in pilot position
Control knob not pressed in while in
pilot position
Igniter electrode positioned wrong
Igniter electrode broker
Igniter cable pinched or broken
Igniter cable not connected to gas control
Tilt switch in trip angle/OFF position
Bad thermocouple
Corrosion of thermocouple contact
Safety interlock is triggered
Bad gas valve
Control knob not pressed in long enough
Thermocouple connection loose at gas
control or damaged
Pilot flame not touching the
thermocouple
Low gas pressure
Blockage in burner orifice
Control knob not in ‘ON’ position
Purge gas line and repeat ignition operation
Check gas pressure
Turn ‘ON’ gas supply
Check gas passageway
Call a qualified person
Turn control knob to pilot position
Press in control knob while in pilot position
Pilot won’t
light
Igniter did not
spark
Pilot won’t
stay lit
Main burner
won’t light
Reset the Heater keep in vertical position
Replace thermocouple
Clean thermocouple contact
Wait a minute repeat ignition operation
Replace gas valve
After pilot lights, keep control knob pressed in
for 60 seconds
Tighten connection or replace thermocouple
Contact a qualified service person
Correct electrode position
Replace electrode
Free igniter cable, if damaged replace assembly
Connect cable to igniter
Check gas supply pressure
Clean burner orifice
Turn control knob to ‘ON’ position
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Summary of Contents for 920-0010
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