Comfort Glow CSBNT Owner's Operation And Installation Manual page 19

OBSERVED PROBLEM
Moisture/condensation noticed
on windows
Heater produces a whistling
noise when burner is lit
Dark residue on logs or inside
of fireplace
White powder residue forming
within burner box or on adja-
cent walls or furniture
Heater produces a clicking/
ticking noise just after burner
is lit or shut off
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TROUBLESHOOTING
Continued
POSSIBLE CAUSE
1. Not enough combustion/
ventilation air
1. Turning control knob to HI
position when burner is
cold
2. Air in gas line
3. Air passageways on heater
blocked
4. Dirty or partially clogged
burner orifice
1. Improper log placement
2. Drafts or other air currents
affecting flame pattern
3. Air holes at burner inlet
blocked
4. B u r n e r f l a m e h o l e s
blocked
1. When heated, vapors from
furniture polish, wax, car-
pet cleaners, etc. may turn
into white powder residue
1. Metal expanding while
heating or contracting
while cooling
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REMEDY
1. Refer to Air for Combustion
and Ventilation require-
ments (page 5)
1. Turn 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
natural or propane/LP gas
company
3. Observe minimum installation
clearances (see page 8)
4. Clean burner (see Cleaning
and Maintenance, page 16)
or replace burner orifice
1. Properly locate logs (see In-
stalling Log Set, page 13)
2. Eliminate source of drafts
around heater
3. Clean out air holes at burner
inlet. Periodically repeat as
needed
4. Remove blockage
1. Turn heater off when us-
ing furniture polish, wax,
carpet cleaners or similar
products
1. This is normal with most
heaters. If noise is exces-
sive, contact qualified ser-
vice person
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