Problem Possible Cause Corrective Action
ODS/pilot lights but ame
goes out when control
knob is released.
1. Control knob is not fully
pressed in.
2. Control knob is not pressed
in long enough.
3. Equipment shutoff valve is
not fully open.
4. Thermocouple connection is
loose at control valve.
5. Pilot flame not touching
thermocouple, which allows
thermocouple to cool, causing pilot ame to go out. This
problem could be caused by
one or both of the following:
A) Low gas pressure
B) Dirty or partially clogged
ODS/pilot
6. Thermocouple damaged.
7. Control valve damaged.
1. Press in control knob fully.
2. After ODS/pilot lights, keep
control knob pressed in 30
seconds.
3. Fully open equipment shutoff
valve.
4. Hand tighten until snug, and
then tighten 1/4 turn more.
5. A) Contact local natural or
propane/LP gas company
B) Clean ODS/pilot (see
Care and Maintenance,
page 20) or replace ODS/
pilot assembly
6. Replace thermocouple.
7. Contact customer service.
Burner(s) does not light
after ODS/pilot is lit.
1. Burner orice is clogged.
2. Burner orice diameter is too
small.
3. Inlet gas pressure is too low.
1. Clean burner orifice (see
Care and Maintenance,
page 20) or replace burner
orice.
2. Replace burner orice.
3. Contact local gas supplier.
Delayed ignition of
burner(s).
1. Manifold pressure is too low.
2. Burner orice is clogged.
1. Contact local gas supplier.
2. Clean burner (see Care and
Maintenance, page 20) or
replace burner orice.
Burner backring during
combustion.
1. Burner orice is clogged or
damaged.
2. Burner is damaged.
3. Gas regulator is damaged.
1. Clean burner orifice (see
Care and Maintenance,
page 20) or replace burner
orice.
2. Contact dealer or customer
service.
3. Replace gas regulator.
Excessive yellow ame
during burner combustion.
1. Not enough air.
2. Gas regulator is defective.
3. Inlet gas pressure is too low.
1. Check burner for dirt and
debris. If found, clean burner
(see Care and Maintenance,
page 20).
2. Replace gas regulator.
3. Contact local gas supplier.
Gas odor during combustion.
1. Foreign matter between
control valve and burner.
2. Gas leak. (See Warning
Statement at top of page 22).
1. Take apart gas tubing and
remove foreign matter.
2. Locate and correct all leaks
(see Checking Gas Connec-
tions, page 15).
TROUBLESHOOTING