Desa LSL18NT Manual Del Usuario página 20

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OBSERvED PROBLEM
Yellow flame during burner
combustion
Slight smoke or odor during
initial operation
Heater produces a whistling
noise when burner is lit
White powder residue forming
within burner box or on adjacent
walls or furniture
Blower fan does not come on
Heater produces a clicking/tick-
ing noise just after burner is lit
or shut off
20
troubleshootING
Continued
POSSIBLE CAUSE
1. Not enough air
2. Gas regulator defective
3. Clogged or dirty burner
1. Residues from manufacturing
processes
1. Turning control knob to 5
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. Power cord not connected
2. No power to electric outlet
3. Time delay for thermal switch
to warm up
4. Bad switch
5. Loose wire connection
1. Metal expanding while heat-
ing or contracting while
cooling
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REMEDY
1. Check burner for dirt and
debris. If found, clean burner
(see Cleaning and Mainte-
nance, page 17)
2. Replace gas regulator
3. Clean burner (see Cleaning
and Maintenance, page 17)
1. Problem will stop after a few
hours of operation
1. Turn control knob to 1 posi-
tion 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 Figure 8, page 9)
4. Clean burner (see Cleaning
and Maintenance, page 17)
or replace burner orifice
1. Turn heater off when using
furniture polish, wax, carpet
cleaners or similar products
1. Connect power cord to 120V
60Hz outlet
2. Have a qualified service per-
son check for power at outlet
3. Wait 4 to 5 minutes with the
burner on
4. Replace switch
5. Reconnect wires
1. This is normal with most heat-
ers. If noise is excessive, con-
tact qualified service person
116292-01E

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Lsl18ptSl18ntSl18ptVsl18ntVsl18pt

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