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111923-01D26
OBSERVED PROBLEM
Pilot lights but ame goes out when control
knob is released
Burner does not light after pilot is lit
Delayed ignition burner
Burner backring during combustion
Slight smoke or odor during initial
operation
Heater produces a whistling noise when
burner is lit
Glass soots
REMEDY
1. Press in gas control knob fully
2. After pilot lights, keep gas control knob
pressed in 30 seconds
3. Fully open equipment shutoff valve
4. A) Contact local natural or propane/LP
gas company
B) Clean pilot (see Cleaning and Main-
tenance, page 24) or replace pilot as-
sembly
5. Hand tighten until snug, then tighten 1/4
turn more
6. Replace pilot assembly
7. Replace control valve
1. Clean burner (see Cleaning and Main-
tenance, page 24) or replace burner
orice
2. Contact local propane/LP or natural gas
company
3. Reconnect leads
4. Replace thermopile
1. Contact local propane/LP or natural gas
company
2. Clean burner (see Cleaning and Main-
tenance, page 24) or replace burner
orice
1. Clean burner (see Cleaning and Main-
tenance, page 24) or replace burner
orice
2. Replace damaged burner
3. Replace gas control
1. Problem will stop after a few hours of
operation
1. Turn gas control knob to LO position
and let warm up for a minute
2. Operate burner until air is removed from
line. Have gas line checked by local
propane/LP or natural gas company
3. Clean burner (see Cleaning and Main-
tenance, page 24) or replace burner
orice
1. Adjust the log set so that the ame does
not excessively impinge on it
2. Inspect the opening at the base of the
burner to see that it is NOT packed with
any type of material
TROUBLESHOOTING
Continued
1. Gas control knob not fully pressed in
2. Gas control knob not pressed in long
enough
3. Equipment shutoff valve not fully open
4. Pilot ame not touching thermocouple,
which allows thermocouple to cool,
causing pilot ame to go out. This prob-
lem could be caused by one or both of
the following:
A) Low gas pressure
B) Dirty or partially clogged pilot
5. Thermocouple connection loose at con-
trol valve
6. Thermocouple damaged
7. Control valve damaged
1. Burner orice clogged
2. Inlet gas pressure is too low
3. Thermopile leads disconnected or im-
properly connected
4. Thermopile is defective
1. Manifold pressure is too low
2. Burner porting or orice clogged
1. Burner orice is clogged or damaged
2. Damaged burner
3. Gas regulator defective
1. Residues from manufacturing processes
and logs curing
1. Turning gas control knob to HI position
when burner is cold
2. Air in gas line
3. Dirty or partially clogged burner orice
1. Flame impingement on logs
2. Debris around burner air mixer