Napoleon STARfire GD70NT-S Installation And Operation Instructions Manual page 26

26
SYMPTOM
Themostat or switch is de-
Pilot burning; no
fective.
gas to main
burner; gas knob
Wall switch wiring is defec-
is on 'HI'; wall
tive.
switch / thermostat
is on.
Main burner orifice is plugged.
Faulty valve.
Pilot goes out Gas piping is undersized.
while standing;
Main burner is in
'OFF' position.
Pilot will not light. No spark at pilot burner
Out of propane gas
Spark gap is incorrect
No gas at the pilot burner
Main burner goes Pilot flame is not large
out; pilot stays on. enough or not engulfing the
thermopile
Thermopile shorting
Remote wall switch wire is
too long; too much resis-
tance in the system.
Faulty thermostat or switch.
Main burner goes
Refer to "MAIN BURNER GOES OUT; PILOT STAYS ON"
out; pilot goes out.
Vent is blocked
Vent is re-circulating
4" flexible vent has become
disconnected from fireplace.
Remote wall Wall switch is mounted up-
switch is in "OFF" side down
position; main
Remote wall switch is
burner comes on
grounding.
when gas knob is
Remote wall switch wire is
turned to "ON" po-
grounding.
sition.
Faulty valve.
W415-0434 / D / 09.06.07
PROBLEM
- connect a jumper wire across the wall switch terminals; if main
burner lights, replace switch / thermostat.
- disconnect switch wires &connect a jumper wire across terminals
1 & 3; if the main burner lights, check the wires for defects and / or
replace wires.
- remove stoppage in orifice.
- replace.
- turn on all gas appliances and see if pilot flame flutters, dimin-
ishes or extinguishes, especially when main burner ignites. Monitor
appliance supply working pressure.
- check if supply piping size is to code. Correct all undersized piping.
- check if pilot can be lit by a match
- check that the wire is connected to the push button ignitor.
- check if the push button ignitor needs tightening.
- replace the wire if the wire insulation is broken or frayed.
- replace the electrode if the ceramic insulator is cracked or broken.
- replace the push button ignitor.
- fill the tank.
- spark gap should be 0.150" to 0.175" (5/32" to 11/64" approx.) from
the electrode tip and the pilot burner. To ensure proper electrode
location, tighten securing nut (finger tight plus 1/4 turn).
- check that the manual valve is turned on.
- check the pilot orifice for blockage.
- replace the valve.
- call the gas distributor.
- turn up pilot flame.
- replace pilot assembly.
- clean thermopile connection to the valve. Reconnect.
- replace thermopile / valve.
- shorten wire to correct length or wire gauge.
- replace.
- check for vent blockage.
- check joint seals and installation.
- re-attach to fireplace.
- reverse.
- replace.
- check for ground (short); repair ground or replace wire.
- replace.
TEST SOLUTION