Desa CLD3018PTA - Manual (Page 27)

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TROUBLESHOOTING
Continued
WARNING: If you smell gas
• Shut off gas supply.
• Do not try to light any appliance.
• Do not touch any electrical switch; do not use any phone in your
building.
• Immediately call your gas supplier from a neighbor’s phone.
Follow the gas supplier’s instructions.
• If you cannot reach your gas supplier, call the fire department.
Operating heater where impurities in air exist may create odors. Cleaning supplies, paint, paint re-
mover, cigarette smoke, cements and glues, new carpet or textiles, etc., create fumes. These fumes may
mix with combustion air and create odors. These odors will disappear over time.
OBSERVED PROBLEM
Heater produces a whistling noise
when burner is lit
White powder residue forming
within burner box or on adjacent
walls or furniture
Heater produces a clicking/tick-
ing noise just after burner is lit or
shut off
Heater produces unwanted odors
REMEDY
1. Turn control knob to LO posi-
tion and let warm up for a minute
2. Operate burner until air is re-
moved from line. Have gas
line checked by local natural
or propane/LP gas company
3. Observe minimum installation
clearances (see pages 8
through 11)
4. Clean burner (see Cleaning and
Maintenance, page 23) or re-
place burner orifice
1. Turn heater off when using
furniture polish, wax, carpet
cleaners, or similar products
1. This is common with most
heaters. If noise is excessive,
contact qualified service person
1. Open window and ventilate
room. Stop using odor causing
products while heater is running
2. Refill supply tank (propane/LP
only)
3. Locate and correct all leaks
(see Checking Gas Connec-
tions, page 15)
POSSIBLE CAUSE
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 a
white powder residue
1. Metal expanding while heating
or contracting while cooling
1. Heater burning vapors from
paint, hair spray, glues,
cleaners, chemicals, new car-
pet, etc. (See IMPORTANT
statement above)
2. Low fuel supply (propane/LP
only)
3. Gas leak. See Warning
statement above