30
TROUBLESHOOTING
PROBLEM
POSSIBLE CAUSE
CORRECTIVE ACTION
White powder resi-
due forming within
burner box or on
adjacent walls or
furniture.
1. When heated, the vapors
from furniture polish, wax,
carpet cleaners, etc., turn
into white powder residue.
1. Turn heater off when using furniture
polish, wax, carpet cleaner or similar
products.
Heater produces
unwanted odors.
1. Heater is burning vapors
from paint, hair spray, glues,
etc. See IMPORTANT state-
ment, page 28.
2. Gas leak. See Warning
Statement, page 28.
3. Low fuel supply.
1. Ventilate room. Stop using odor
causing products while heater is
running.
2. Locate and correct all leaks (see
“Checking Gas Connections,” page 19).
3. Refill supply tank (Propane /LP models).
Heater shuts off
in use (ODS oper-
ates).
1. Not enough fresh air is
available.
2. Low line pressure.
3. ODS/pilot is partially
clogged.
1. Open window and/or door for
ventilation.
2. Contact local gas supplier.
3. Clean ODS/pilot (see Care and
Maintenance, page 26).
Gas odor exists
even when control
knob is in OFF posi-
tion.
1. Gas leak. See Warning
Statement at top of page 28.
2. Control valve is
defective.
1. Locate and correct all leaks (see
“Checking Gas Connections”, page 19).
2. Contact customer service.
Moisture/conden-
sation noticed on
windows.
1. Not enough combustion/
ventilation air.
1. Refer to “Air for Combustion and
Ventilation” requirements, page 9.
Slight smoke or
odor during initial
operation
Heater produces
a whistling noise
when burner is lit.
1. Residues from
manufacturing process.
1. Problem will stop after a few hours of
operation.
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.
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. 7, page 13)
4. Clean burner (see Care and Maintenance,
page 26) or contact customer service.
