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20
POSSIBLE
CAUSE
1. Heater burning vapors
from paint, hair spray,
glues, etc.
2. Gas leak.
See Warn-
ing 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 Warn-
ing statement at
top of page
2. Control valve defective
1. Foreign matter between
control valve and
burner
2. Gas leak.
See Warn-
ing statement at
top of page
OBSERVED
PROBLEM
Heater produces un-
wanted odors
Heater shuts off in use
(ODS operates)
Gas odor even when
control knob is in OFF
position
Gas odor during com-
bustion
REMEDY
1. Ventilate room. Stop us-
ing odor-causing prod-
ucts while heater is run-
ning
2. Locate and correct all
leaks (see CHECKING
GAS CONNECTIONS,
page 10)
1. Open window and/or
door for ventilation
2. Contact local natural gas
company
3. Clean ODS/pilot (see
CLEANING AND
MAINTENANCE, page
17)
1. Locate and correct all
leaks (see CHECKING
GAS CONNECTIONS,
page 10)
2. Replace control valve
1. Take apart gas tubing
and remove foreign mat-
ter
2. Locate and correct all
leaks (see CHECKING
GAS CONNECTIONS,
page 10)
TECHNICAL
SERVICE
You may have further questions about installation, operation, or troubleshooting.
If so, contact DESA International’s Technical Service Department at 1-800-323-
5190.
!
WARNING ICON
G 001
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.