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TROUBLE-
SHOOTING
Continued
28
OBSERVED
PROBLEM
One or both burners
do not light after
ODS/pilot is lit
Delayed ignition of
one or both burners
Burner backfiring
during combustion
Yellow flame in front
burner during burner
combustion
Slight smoke or odor
during initial opera-
tion
Fireplace produces a
whistling noise when
burners are lit
POSSIBLE
CAUSE
1. Burner orifice(s)
clogged
2. Burner orifice(s)
diameter is too small
3. Inlet gas pressure is
too low
4. Mislocated crossover
tube
1. Manifold pressure is
too low
2. Burner orifice(s)
clogged
3. Mislocated crossover
tube
1. Burner orifice is
clogged or damaged
2. Damaged burner
3. Gas regulator defective
1. Not enough air
2. Gas regulator defective
1. Residues from manu-
facturing processes
and logs curing
1. Turning control knob
to HI position when
burners are cold
2. Air in gas line
3. Air passageways on
fireplace blocked
4. Dirty or partially
clogged burner
orifice(s)
REMEDY
1. Clean burner(s) (see
Cleaning and Mainte-
nance, page 26) or
replace burner orifice(s)
2. Replace burner orifice(s)
3. Contact local natural gas
company
4. Contact qualified service
person
1. Contact local natural gas
company
2. Clean burner(s) (see
Cleaning and Mainte-
nance, page 26) or
replace burner orifice(s)
3. Contact qualified service
person
1. Clean burner (see
Cleaning and Mainte-
nance, page 26) or
replace burner orifice
2. Replace damaged burner
3. Replace gas regulator
1. Check burner(s) for dirt
and debris. If found,
clean burner(s) (see
Cleaning and Mainte-
nance, page 26)
2. Replace gas regulator
1. Problem will stop after a
few hours of operation
1. Turn control knob to LO
position and let warm up
for a minute
2. Operate burners until air
is removed from line.
Have gas line checked
by local natural gas
company
3. Observe minimum
installation clearances
(see page 11)
4. Clean burners (see
Cleaning and Mainte-
nance, page 26) or
replace burner orifice(s)
101968
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