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112882-01B
26
TROUBLESHOOTING
Continued
OBSERVED PROBLEM
Moisture/condensation noticed
on windows
Heater produces a whistling noise
when burner is lit
White powder residue forming
within burner box or on adjacent
walls or furniture
Remote does not function
POSSIBLE CAUSE
1. Not enough combustion/ven-
tilation 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. When heated, vapors from
furniture polish, wax, carpet
cleaners, etc. may turn into
white powder residue
1. Battery is not installed.
Battery power is low
REMEDY
1. Refer to Air for Combustion
and Ventilation requirements
(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 installa
-
tion clearances (see pages 9
through 12)
4. Clean burner (see Cleaning
and Maintenance, page 23) or
replace burner orifice
1. Turn heater off when using
furniture polish, wax, carpet
cleaners or similar products
1. Replace 9-volt batteries in
receiver and hand-held remote
control