19
TROUBLESHOOTING
Turn off and let cool before servicing. Only a qualified service person should service
and repair heater.
NOTE: All troubleshooting items are listed in order of operation.
REMEDY
POSSIBLE CAUSE
OBSERVED PROBLEM
When ignitor button is pressed, there is
no spark at ODS/Pilot.
Ignitor electrode positioned wrong
Ignitor electrode is broken
Ignitor electrode not connected to ignitor
cable.
Ignitor cable pinched or wet keep ignitor
cable dry.
Broken ignitor cable
Bad piezo ignitor
Replace ignitor.
Replace ignitor.
Reconnect ignitor cable.
Free ignitor cable if pinched by any metal
or tubing.
Replace ignitor cable.
Replace piezo ignitor.
Ventilate room. Stop using odor-causing
products while heater is running.
Locate and correct all leaks.
Appliance burning vapors from paint, hair
spray, glues, etc.
Gas leak.
Appliance produces unwanted odors.
Not enough fresh air is available for ODS/
Pilot to operate.
Low line pressure.
ODS/Pilot is partially clogged.
Open window and/or door ventilation
Contact local gas company.
Clean ODS/Pilot.
Appliance shuts off in use.
Gas leak.
Control valve defective.
Locate and correct all leaks.
Replace control valve.
Gas odor even when control knob is in
OFF position.
Gas supply turned off or manual shutoff
valve closed.
Control knob not in PILOT position.
Control knob not pressed in while in Pilot
position
Air in gas lines when installed.
ODS/Pilot is clogged.
Gas regulator setting is not correct.
Turn on gas supply or open manual shutoff
valve.
Turn control knob while in PILOT position.
Press in control knob while in PILOT posi-
tion.
Continue holding down control knob. Re-
peat igniting operation until air is removed
Replace ODS/pilot assembly or get is
serviced
Replace gas regulator.
When ignitor button is pressed, there is
spark at ODS/Pilot, but no ignition.
WARNING
ODS/Pilot lights, but flame goes out when
control knob is released.
Press in control knob fully.
After ODS/pilot lights, keep control knob
pressed in 30 seconds.
Fully open manual shutoff valve.
Control knob not fully pressed in.
Control knob not pressed in long enough.
Manual shutoff valve not fully open.
