TROUBLESHOOTING
PROBLEM
White powder resi-
due forming within
burner box or on
adjacent walls or
furniture.
Heater produces
unwanted odors.
Heater shuts off
in use (ODS oper-
ates).
Gas odor exists
even when control
knob is in OFF posi-
tion.
Moisture/conden-
sation noticed on
windows.
Slight smoke or
odor during initial
operation
Heater produces
a whistling noise
when burner is lit.
POSSIBLE CAUSE
1. When heated, the vapors
from furniture polish, wax,
carpet cleaners, etc., turn
into white powder residue.
1. Heater is burning vapors
from paint, hair spray, glues,
etc. See IMPORTANT state-
ment, page 22.
2. Gas leak. See Warning
Statement, page 23.
3. Low fuel supply.
1. Not enough fresh air is
available.
2. Low line pressure.
3. ODS/pilot is partially
clogged.
1. Gas leak. See Warning
Statement at top of page 22.
2. Control valve is
defective.
1. Not enough combustion/
ventilation air.
1. Residues from
manufacturing process.
1. Turning control knob to high (5)
position when burner is cold.
2. Air in gas line.
3. Air passageways on
heater are blocked.
4. Dirty or partially clogged
burner orifice.
CORRECTIVE ACTION
1. Turn heater off when using furniture
polish, wax, carpet cleaner or similar
products.
1. Ventilate room. Stop using odor
causing products while heater is
running.
2. Locate and correct all leaks (see
"Checking Gas Connections," page 17).
3. Refill supply tank (Propane /LP models).
1. Open window and/or door for
ventilation.
2. Contact local gas supplier.
3. Clean ODS/pilot (see Care and
Maintenance, page 22).
1. Locate and correct all leaks (see
"Checking Gas Connections", page 17).
2. Contact customer service.
1. Refer to "Air for Combustion and
Ventilation" requirements, page 8.
1. Problem will stop after a few hours of
operation.
1. Turn control knob to low (1) 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 gas company.
3. Observe minimum installation
clearances (Fig. 3, page 11)
4. Clean burner (see Care and Maintenance,
page 22) or contact customer service.
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