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116035-01E42
TROUBLESHOOTING
Note: All troubleshooting items are listed in order of operation.
The two most common causes of a malfunctioning gas appliance are:
1. Loose wiring connections
2. Construction debris clogging the pilot and/or gas control valve lter
1. No gas supply, or shutoff valve
is OFF
2. Air in gas line
3. Construction debris clogging
pilot orice
4. Low gas pressure
5. Kinked pilot line
6. Control valve is not opening
7. No power to unit or the igni-
tion module
1. Loose wiring on ignitor wire
to ignition module and/or poor
ground to ignition module
2. Pilot ame too low to sense
REMEDY
1. Check to see if you have gas
supply and that equipment
shutoff valve is opened
2.
Repeat lighting procedure sev-
eral times to purge all air out of
lines. If after repeated attempts
appliance does not light, call for
qualied service and repair
3. Remove debris and dirt, and
inspect and clean any other
possible obstructions
4. Contact your gas supplier to
check pressure
5. Have a qualied technician
replace pilot line
6. Replace control valve (Refer to
Replacement Parts, page 44)
7. Check that main power is on
and that wire connections are
made correctly to the ignition
model (see Wiring Diagram,
page 24). Check for 24 VAC
at the secondary side of the
transformer. If 24 VAC is pres-
ent, and the module does not
operate, have the module
replaced otherwise have the
transformer replaced.
1. Check wiring connection.
Refer to wiring diagram (see
Wiring Diagram, page 24)
and/or check ground wire to
ignition module
2. Clean and adjust pilot burner
and check gas supply and inlet
pressure to unit Note: Have a
qualied technician replace pilot
assembly if broken or corroded
Ignitor will not spark or pilot
will not light
Pilot will not stay lit