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115254-01B
28
TROUbLESHOOTING
Continued
POSSIBLE CAUSE
1. Control knob not fully
pressed in
2. Control knob not pressed
in long enough
3. Safety interlock system
has been triggered
4. Equipment shutoff valve
not fully open
5. Pilot flame not touching
thermocouple, which al
-
lows thermocouple to cool,
causing pilot flame 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 connection
loose at control valve
7. Thermocouple damaged
8. Control valve damaged
1. Inlet gas pressure is too
low
2. Burner orifice(s) clogged
3. Mislocated crossover
tube
4. Remote selector in OFF
position (Remote-Ready
Models Only)
5. Wire disconnected from
gas control (Remote-
Ready Models Only)
1. Manifold pressure is too
low
2. Burner orifice(s) clogged
3. Mislocated crossover
tube
REMEDY
1. Press in control knob fully
2. After ODS/pilot lights, keep
control knob pressed in 30
seconds
3. Wait one minute for safety
interlock system to reset.
Repeat ignition operation
4. Fully open equipment shut
-
off valve
5. A) Contact local natural or
propane/LP gas company
B) Clean ODS/pilot (see
Cleaning and Maintenance
,
page 26) or replace ODS/pi
-
lot assembly
6. Hand tighten until snug,
then tighten 1/4 turn more
7. Replace pilot assembly
8. Replace control valve
1. Contact local natural or
propane/LP gas company
2. Clean burner(s) (see
Clean-
ing and Maintenance
,
page 26) or replace burner
orifice(s)
3. Contact qualified service
person
4. Put remote selector in ON
position
5. See
Wiring Diagram
,
page 31
1. Contact local natural or
propane/LP gas company
2. Clean burner(s) (see
Clean-
ing and Maintenance
,
page 26) or replace burner
orifice(s)
3. Contact qualified service
person
OBSERVED PROBLEM
ODS/pilot lights but flame
goes out when control knob
is released
One or both burners do not light
after ODS/pilot is lit
Delayed ignition of one or both
burners