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119162-01H
29
POSSIBLE CAUSE
1..Control. knob. not. fully.
pressed.in
2..Control.knob.not.pressed.in.
long.enough
3..Safety.interlock.system.has.
been.triggered.
..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
..Remote. selector. in. OFF.
position
5..Wire.disconnected.from.gas.
control
1..Manifold. pressure. is. too.
low
2. Burner orifice(s) clogged
3..Mislocated.crossover.tube
1. Burner orifice is clogged or
damaged
2..Damaged.burner
3. Gas regulator defective
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
..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/
pilot.assembly.
6. Hand tighten until snug,
then.tighten.1/.turn.more
7..Replace.pilot.assembly
8..Replace.control.valve
1..Contact. local. natural. or.
propane/LP.gas.company
2..C l e a n . b u r n e r ( s ) . ( s e e.
Cleaning and Maintenance
,
page.26).or.replace.burner.
orifice(s)
3..Contact. qualified. service.
person
..Put.remote.selector.in.ON.
position
5..See.
Wiring Diagram
, page
26
1..Contact. local. natural. or.
propane/LP.gas.company
2..C l e a n . b u r n e r ( s ) . ( s e e.
Cleaning and Maintenance
,
.
page.26).or.replace.burner.
orifice(s)
3..Contact. qualified. service.
person
1..Clean.burner.(see.
Cleaning
and Maintenance
, page 26)
or replace burner orifice
2..Replace.damaged.burner
3..Replace.gas.regulator
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
Burner. backfiring. during.
combustion
TROUbLESHOOTING
Continued