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107123-01E
For more information, visit www.desatech.com
For more information, visit www.desatech.com
24
TROUBLESHOOTING
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.
POSSIBLE CAUSE
1. Metal expanding while heating or con-
tracting while cooling
1. Heater burning vapors from paint, hair
spray, glues, cleaners, chemicals, new
carpet, etc. (See
IMPORTANT
state-
ment above)
2. Gas leak. See Warning statement at
top of page
1. Not enough fresh air is available
2. Low line pressure
3. ODS/pilot is partially clogged
1. Gas leak. See Warning statement at
top of page
2. Control valve defective
1. Foreign matter between control valve
and burner
2. Gas leak. See Warning statement at
top of page
1. Thermostat sensing bulb needs to be re-
positioned
OBSERVED PROBLEM
Heater produces a clicking/ticking 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
Logs set cycles to pilot, but room tempera-
ture drops to a lower than ideal level before
log set comes back on
REMEDY
1. This is common with most heaters. If
noise is excessive, contact qualified ser-
vice person
1. Open window and ventilate room. Stop
using odor causing products while heater
is running
2. Locate and correct all leaks (see Check-
ing Gas Connections, pages 12 and 13)
1. Open window and/or door for ventilation
2. Contact local natural gas company
3. Clean ODS/pilot (see Cleaning and
Maintenance, page 20)
1. Locate and correct all leaks (see Check-
ing Gas Connections, pages 12 and 13)
2. Replace control valve
1. Take apart gas tubing and remove for-
eign matter
2. Locate and correct all leaks (see Check-
ing Gas Connections, pages 12 and 13)
1. Reposition thermostat sensing bulb (see
instructions for Optional Positioning of
Thermostat Sensing Bulb, page 25
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.