Desa Comfort Glow CGB3930NRA Owner's Operation And Installation Manual page 21

OWNER'S MANUAL
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.
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. These odors
will disappear over time.
OBSERVED PROBLEM
POSSIBLE CAUSE
REMEDY
Heater produces a clicking/ticking noise l. Metal expanding while heating or con- 1. This is common with most heaters. If
just after burner is lit or shut off tracting while cooling noise is excessive, contact qualified ser-
vice person
Heater produces unwanted odors
1. Open window and ventilate room. Stop
using odor causing products while heater
is running
1. Heater burning vapors from paint, hair
spray, glues, cleaners, chemicals, new
carpet, etc. (See IMPORTANT state-
ment above)
2. Gas leak.
SeeWarning
statement at 2. Locate and correct all leaks (see Check-
top of page ing Gas Connections, page 12)
Heater shuts off in use (ODS operates) 1. Not enough fresh air is available 1. Open window and/or door for ventilation
2. Low line pressure 2. Contact local natural gas company
3. ODS/pilot is partially clogged 3. Clean ODS/pilot (see Cleaning and
Maintenance, page 18)
Gas odor even when control knob is in OFF 1. Gas leak. See Warning statement at 1. Locate and correct all leaks (see Check-
position top of page ing Gas Connections, page 12)
2. Control valve defective 2. Replace control valve
Gas odor during combustion 1. Foreign matter between control valve 1. Take apart gas tubing and remove for-
and burner eign matter
2. Gasleak. SeeWarningstatementat 2. Locate and correct all leaks (see Check-
top of page
ing Gas Connections, page 12)
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