Desa GN30 - Manual (Page 23)

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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.
IMPORTANT: Operating heater where impurities in air exist may create odors. Cleaning supplies,
paint, paint remover, cigarette smoke, cements and glues, new carpet or textiles, etc., create fumes.
These fumes may mix with combustion air and create odors.
POSSIBLE CAUSE
1. Metal expanding while heat-
ing or contracting while
cooling
1. Heater burning vapors from
paint, hair spray, glues, etc.
(see IMPORTANT statement
above)
2. Low fuel supply (propane/LP
gas only)
3. Gas leak. See Warning
statement above
1. Not enough fresh air is avail-
able
2. Low line pressure
3. ODS/pilot is partially
clogged
1. Gas leak. See Warning
statement above
2. Control valve defective
1. Foreign matter between con-
trol valve and burner
2. Gas leak. See Warning
statement above
1. Not enough combustion/ven-
tilation air
OBSERVED PROBLEM
Heater produces a clicking/tick-
ing noise just after burner is lit or
shut off
Heater produces unwanted odors
Heater shuts off in use (ODS op-
erates)
Gas odor even when control knob
is in OFF position
Gas odor during combustion
Moisture/condensation noticed on
windows
REMEDY
1. This is common with most heat-
ers. If noise is excessive, con-
tact qualified service person
1. Ventilate room. Stop using
odor causing products while
heater is running
2. Refill supply tank
3. Locate and correct all leaks
(see Checking Gas Connec-
tions, pages 13 and 14)
1. Open window and/or door for
ventilation
2. Contact local natural or pro-
pane/LP gas company
3. Clean ODS/pilot (see Cleaning
and Maintenance, page 19)
1. Locate and correct all leaks
(see Checking Gas Connec-
tions, pages 13 and 14)
2. Replace control valve
1. Take apart gas tubing and re-
move foreign matter
2. Locate and correct all leaks
(see Checking Gas Connec-
tions, pages 13 and 14)
1. Refer to Air for Combustion
and Ventilation requirements
(page 5)
TROUBLESHOOTING
Continued