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25
W415-0847 / B / 03.17.11
11.0 TROUBLE SHOOTING
SYMPTOM PROBLEM TEST SOLUTION
Flame length
consistently too
large or too small.
Carboning occurs.
Unit is over-fi red or under-
fi red.
- Check pressure readings.
- Outlet pressure can be checked by removing
cap (A) and replacing it with a 1/8” NPT barb
fi tting. Next, place pressure gauge tubing over
the fi tting. Gauge should read 3.5” W.C. for
natural gas or 10.0” W.C. for propane. AFTER
TAKING PRESSURE READINGS, BE SURE
TO REPLACE CAP TO RESEAL. DO NOT
OVER-TORQUE.
- Leak test with a soap and water solution.
Carbon is being
deposited on glass,
and combustion
chamber surfaces.
Air shutter has become
blocked.
- Ensure air shutter opening is free of lint or other
obstructions.
Flame is impinging on the
combustion chamber.
- Open air shutter to increase the primary air.
- Check the input rate: check the manifold
pressure and orifi ce size as specifi ed by the
rating plate values.
White / grey fi lm forms. Sulphur from fuel is being
deposited on glass,
logs, rocks, media or
combustion chamber
surfaces.
- Clean the glass with a gas appliance glass
cleaner. DO NOT CLEAN GLASS WHEN HOT.
If deposits are not cleaned off regularly, the
glass may become permanently marked.
No gas to the main
burner; switch is on.
Switch is defective. - Connect a jumper wire across the wall switch
terminals; if main burner lights, replace switch.
Burner orifi ce is blocked. - Remove stoppage in orifi ce.
Control valve faulty. - Replace.
Faulty valve. - Replace.
Burner will not light,
ignitor sparks.
No gas at the burner. - Check that the manual valve is turned on.
- Replace the valve.
Out of propane gas. - Fill the tank.
42.11
!
WARNING
ALWAYS LIGHT THE PILOT WHETHER FOR THE FIRST TIME OR IF THE GAS SUPPLY HAS RAN OUT,
WITH THE GLASS DOOR OPEN OR REMOVED.
TURN OFF THE GAS AND ELECTRICAL POWER BEFORE SERVICING THE APPLIANCE.
APPLIANCE MAY BE HOT, DO NOT SERVICE UNTIL APPLIANCE HAS COOLED.
DO NOT USE ABRASIVE CLEANERS.
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