Filter
Top Products
www.desatech.com
114082-01F10
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. Fol-
low the gas supplier’s instructions.
• If you cannot reach your gas supplier, call the re 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.,
create fumes. These fumes may mix with combustion air and create odors.
POSSIBLE CAUSE
1. Burner orice is clogged or
damaged
2. Inlet gas pressure is too
low
3. Burner damaged
4. Gas regulator defective
1. Residues from manufac-
turing processes
1. Heater burning vapors from
paint, hair spray, glues, etc.
See IMPORTANT state-
ment above
2. Low fuel supply
3. 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
4. Tip over switch activated
from bumping heater
1. Gas leak. See Warning
statement at top of page
2. Control valve defective
REMEDY
1. Clean burner orice (see
Cleaning and Mainte-
nance, page 7) or replace
burner orice
2. Replace propane/LP gas
cylinder
3. Replace burner
4. Replace gas regulator
1. Problem will stop after a
few hours of operation
1. For outdoor use only. Stop
using odor-causing products
while heater is running
2. Replace propane/LP gas
cylinder
3. Locate and correct all
leaks
1. For outdoor use only. Pro-
vide adequate ventilation
2. Replace propane/LP gas
cylinder
3. Clean ODS/pilot (see
Cleaning and Mainte-
nance, page 7)
4. Relight heater
1. Locate and correct all
leaks
2. Replace control valve
OBSERVED PROBLEM
Burner backfiring during
combustion
Slight smoke or odor during
initial operation
Heater produces unwanted
odors
Heater shuts off in use
Gas odor even when control
knob is in OFF position