Desa VGL18NRA - Manual (Page 27)

www.desatech.com 112882-01D 27
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. Fol-
low 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
POSSIBLE CAUSE
1. Metal expanding while heating
or contracting while cooling
1. Heater burning vapors from
paint, hair spray, glues, clean-
ers, chemicals, new carpet,
etc. (See IMPORTANT state-
ment above)
2. Gas leak. See Warning
statement above
1. Not enough fresh air is
available
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
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
operates)
Gas odor even when control knob
is in OFF position
Gas odor during combustion
REMEDY
1. This is common with most heat-
ers. If noise is excessive, contact
qualified service person
1. Open window and ventilate
room. Stop using odor causing
products while heater is running
2. Locate and correct all leaks
(see Checking Gas Connec-
tions, page 15)
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 23)
1. Locate and correct all leaks
(see Checking Gas Connec-
tions, page 15)
2. Replace control valve
1. Take apart gas tubing and
remove foreign matter
2. Locate and correct all leaks
(see Checking Gas Connec-
tions, page 15)
TROUBLESHOOTING
Continued