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TROUBLESHOOTING
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 instrc-
tions
• If you cannot reach your gas supplier, call the fire department.
IMPORTANT: Operating heater where impurities in air exist may create odors. Cleaning sup-
plies, paint, paint remover, cigarette smoke, cements and glues, new carpet or textiles, etc.,cre-
ate fumes. These fumes may mix with combustion air and create odors.
OBSERVED PROBLEM
POSSIBLE CAUSE
REMEDY
Heater produces
unwanted odors
1. Heater burning vapors from paint,
hair spray, glues, etc. See important
statement above
2. Gas leak. See warning statement at
top of page
1. Ventilate room. Stop using odor
causing products while heater is
running
2. Locate and correct all leaks (see
checking gas connections, page)
Heater shuts off in use
1. Not enough fresh air is available
2. Burner orifice is clogged
1. Contact local natural gas company
2. Clean burner orifice (see clean-
ing and maintenance, pag 14)
or replace the burner.
Burner backfiring during
combustion
1. Burner orifice is clogged or damaged
2. Low line pressure
3. Ods/pilot is partially clogged
1. Open window and/or door for
ventilation
2. Contact local natural gas company
3. Clean ODS/pilot (see cleaning
and maintenace page)
Gas odor even when con-
trol knob is in OFF posi-
tion
1. Gas leak. See warning statement at top
of page
2. Thermostat control valve defective
1. Locate and correct all leaks (see
checking gas connections, page
9)
2. Replace thermostat control valve
Gas odor during combus-
tion
1. Foreign matter between control valve
and burner
2. Gas leak. See warning statement at top
of page
1. Take apart gas tubing and remove
foreign matter
2. Locate and correct all leaks (see
checking gas connections, page
9
Heater produces a click-
ing/ticking noise just after
burner is lit or shut off
1. Metal expanding while heating or con-
tracting while cooling
1. This is common with most
heaters. If noise is excessive,
contact qualified service person
Moisture/condensation
noticed on windows
1. Not enough combustion/ventilation air 1. Refer to fresh air for combustion
and ventilation, page 4
Note: All troubleshooting items
are listed in order of operation
WARNING: only a qualified
service person should serv-
ice and repair heater
CAUTION: never use
wire,needle, or similar object
to clean ODS/pilot. This can
damage ODS/pilot unit
WIR 2 26-06-2003 18:21 Pagina 16