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Trouble shooting guide – Napoleon Fireplaces GVF40P User Manual

Page 22

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22

W415-0319 / D / 08.03.05

Main burner goes
out; pilot stays on.

Pilot flame is not large
enough or not engulfing the
thermopile

- service or replace Oxygen Depletion Sensor System

- correct piping and/or regulator to provide correct pressure

Thermopile shorting

- clean thermopile connection to the valve. Reconnect.

- replace Oxygen Depletion Sensor System / valve.

Remote wall switch wire is
too long; too much resist-
ance in the system.

- shorten wire to correct length or wire gauge.

Faulty thermostat or switch.

- replace.

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.

Main burner orifice is plugged.

- remove stoppage in orifice.

Faulty valve.

- replace.

Wall switch wiring is defec-
tive.

- disconnect wires from valve. Connect a jumper wire across termi-
nals 1 & 3; if the main burner lights, check the wires for defects and
/ or replace wires.

Pilot goes out when
the gas knob is re-
leased.

The gas valve has
an interlock device
which will not allow
the pilot burner to
be lit until the ther-
mocouple has
cooled. Allow ap-
proximately 60
seconds for the
thermocouple to
cool.

System is not correctly
purged.

- purge the gas line. If a glass door has been installed, ensure that
the door is open or removed prior to purging.

Thermocouple shorting /
faulty.

- loosen and tighten thermocouple.
- clean thermocouple and valve connection.
- replace Oxygen Depletion Sensor System
- test and replace valve.

Faulty valve.

- replace.

Out of propane gas.

- fill the tank.

Pilot flame is not large
enough. (Supply pressure
too low.)

- service or replace Oxygen Depletion Sensor System

ELECTRODE

PILOT
BURNER

THERMOCOUPLE

THERMOPILE

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

No gas at the pilot burner

- check that the manual valve is turned on.
- check the pilot orifice for blockage.
- replace the valve / Oxygen Depletion Sensor System.
- call the gas distributor.

Main burner goes
out; pilot goes out.

Insufficient air supply

- open window or door. (Use one of the methods described in ANSI
Z223.1 Section 5.3 or the applicable local code.)

Out of propane gas.

- fill the tank.

Pilot flame is not large
enough. (Supply pressure
too low.)

- service or replace Oxygen Depletion Sensor System

- correct piping and / or regulator to provide correct pressure.

TROUBLE SHOOTING GUIDE

SYMPTOM

PROBLEM

TEST SOLUTION

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