Napoleon Fireplaces GD70NT-S - Manual (Page 26)

26
W415-0434 / C / 03.24.05
Remote wall
switch is in "OFF"
position; main
burner comes on
when gas knob is
turned to "ON" po-
sition. Wall switch is mounted up-
side down - reverse.
Faulty valve. - replace.
- replace. Remote wall switch is
grounding.
- check for ground (short); repair ground or replace wire. Remote wall switch wire is
grounding.
Main burner goes
out; pilot goes out. Refer to "MAIN BURNER GOES OUT; PILOT STAYS ON"
Vent is blocked
Vent is re-circulating - check for vent blockage.
- check joint seals and installation.
4" flexible vent has become
disconnected from fireplace. - re-attach to fireplace.
Main burner goes
out; pilot stays on. Pilot flame is not large
enough or not engulfing the
thermopile - turn up pilot flame.
- replace pilot assembly.
Thermopile shorting - clean thermopile connection to the valve. Reconnect.
- replace thermopile / valve.
Remote wall switch wire is
too long; too much resis-
tance in the system. - shorten wire to correct length or wire gauge.
Faulty thermostat or switch. - replace.
Pilot will not light. - 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. No spark at pilot burner
- fill the tank. Out of propane gas
Spark gap is incorrect - 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).
No gas at the pilot burner - check that the manual valve is turned on.
- check the pilot orifice for blockage.
- replace the valve.
- call the gas distributor.
Pilot goes out
while standing;
Main burner is in
'OFF' position. Gas piping is undersized. - 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.
Pilot burning; no
gas to main
burner; gas knob
is on 'HI'; wall
switch / thermostat
is on. Themostat or switch is de-
fective. - connect a jumper wire across the wall switch terminals; if main
burner lights, replace switch / thermostat.
Wall switch wiring is defec-
tive. - 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.
Main burner orifice is plugged. - remove stoppage in orifice.
Faulty valve. - replace.
SYMPTOM PROBLEM TEST SOLUTION