NOTE: All troubleshooting items are listed in order of operation.
REMEDY
POSSIBLE CAUSE
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.
Repeat igniting operation until air is re-
moved
• Replace ODS/pilot assembly or get is
serviced
When ignitor button is pressed, there is
spark at ODS/Pilot, but no ignition.
• Control knob not fully pressed in.
• Control knob not pressed in long enough.
• Manual shutoff valve not fully open.
• Replace gas regulator.
• Press in control knob fully.
• After ODS/pilot lights, keep control knob
pressed in 30 seconds.
• Fully open manual shutoff valve.
ODS/Pilot lights, but flame goes out when
control knob is released.
TROUBLE SHOOTING
Turn off and let cool before servicing. Only a qualified service person
should service and repair heater.
W
ARNING
OBSERVED PROBLEM
20
Summary of Contents for Fiero C9947L
Page 16: ...HEATER ASSEMBLY 16 ...
Page 18: ...BURNER AND LOG ASSEMBLY 14 4 2 18 20 19 11 8 9 18 3 5 6 13 16 15 1 12 7 17 10 ...
Page 26: ...NOTES 26 ...
Page 34: ...1 5 HEATER ASSEMBLY REPLACEMENT PARTS 1 2 3 4 5 6 7 8 11 10 9 12 13 ...
Page 36: ...BURNER LOG ASSEMBLY 1 7 5 16 15 6 8 9 2 3 7 4 10 11 17 1 19 18 A B C D 20 13 14 12 ...
Page 41: ...NOTES 2 2 ...