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15
W415-0298 / K / 12.06.07
Main burner goes
out; pilot stays on.
Pilot fl ame is not large enough
or not engulfi ng the thermo-
pile
- service or replace Oxygen Depletion Sensor System
- correct piping and/or regulator to provide correct pressure
Thermopile shorting
- clean thermopile connection to the valve. Reconnect.
- replace Oxygen Depletion Sensor System / valve.
Remote wall switch wire is too
long; too much resistance in
the system.
- shorten wire to correct length or wire gauge.
Faulty thermostat or switch. - replace.
Pilot burning; no
gas to main burner;
gas knob is on ‘HI’;
wall switch / ther-
mostat is on.
Themostat or switch is de-
fective.
- connect a jumper wire across the wall switch terminals; if main burner
lights, replace switch / thermostat.
Main burner orifice is - remove stoppage in orifi ce.
Faulty valve.
- replace.
Wall switch wiring is defec-
tive.
- disconnect wires from valve. Connect a jumper wire across terminals
1 & 3; if the main burner lights, check the wires for defects and / or
replace wires.
Pilot goes out when
the gas knob is re-
leased.
The gas valve has
an interlock device
which will not al-
low the pilot burn-
er to be lit until
the thermocouple
has cooled. Allow
approximately 60
seconds for the
thermocouple to
cool.
System is not correctly
purged.
- purge the gas line. If a glass door has been installed, ensure that the
door is open or removed prior to purging.
Thermocouple shorting /
faulty.
- loosen and tighten thermocouple.
- clean thermocouple and valve connection.
- replace Oxygen Depletion Sensor System
- test and replace valve.
Faulty valve.
- replace.
Out of propane gas. - fi ll the tank.
Pilot fl ame is not large enough.
(Supply pressure too low.)
- service or replace Oxygen Depletion Sensor System
ELECTRODE
PILOT
BURNER
THERMOCOUPLE
THERMOPILE
Pilot will not light.
- check if pilot can be lit by a match
- check that the wire is connected to the push button ignitor.
- check if the push button ignitor needs tightening.
- replace the wire if the wire insulation is broken or frayed.
- replace the electrode if the ceramic insulator is cracked or broken.
- replace the push button ignitor.
No spark at pilot burner
- fi ll the tank.Out of propane gas
No gas at the pilot burner
- check that the manual valve is turned on.
- check the pilot orifi ce for blockage.
- replace the valve / Oxygen Depletion Sensor System.
- call the gas distributor.
Main burner goes
out; pilot goes out.
Insuffi cient air supply
- open window or door. (Use one of the methods described in ANSI
Z223.1 Section 5.3 or the applicable local code.)
Out of propane gas. - fi ll the tank.
Pilot fl ame is not large enough.
(Supply pressure too low.)
- service or replace Oxygen Depletion Sensor System
- correct piping and / or regulator to provide correct pressure.
TROUBLE SHOOTING GUIDE
SYMPTOM PROBLEM TEST SOLUTION
BEFORE ATTEMPTING TO TROUBLESHOOT, PURGE YOUR UNIT AND INITIALLY LIGHT THE PILOT AND THE MAIN BURNER WITH THE GLASS DOOR REMOVED.