Napoleon Arlington GDS20N Installation And Operation Instructions Manual page 25

SYMPTOM
Main burner goes out;
REFER TO "MAIN BURNER GOES OUT; PILOT STAYS ON"
pilot goes out.
Vent re-circulating
Thermocouple shorting or
faulty.
Fireplace is spilling.
Exhaust fumes
smelled in room,
headaches.
Air shutter has become
Carbon is being de-
blocked
posited on glass, logs
or combustion cham-
Flame is impinging on the
ber surfaces.
logs or combustion chamber.
Flames are very Door is ajar
aggressive.
Venting action is too great.
Main burner flame is
Blockage in vent.
a blue, lazy, transpar-
ent flame.
Incorrect installation (vertical
termination only).
Sulphur from fuel is being de-
White / grey film forms.
posited on glass, logs or com-
bustion chamber surfaces.
Batteries exhausted.
Pilot burning. Pilot
indicator light is not
flashing.
PROBLEM TEST SOLUTION
- check joint seals and installation.
- loosen and tighten thermocouple
- clean thermocouple and valve connection.
- replace thermocouple.
- replace valve.
- check all seals.
- ensure air shutter opening is free of lint or other obstruc-
tions.
- check that the logs are correctly positioned.
- open air shutter to increase the primary air.
- check the input rate: check the manifold pressure and orifice
size as specified by the rating plate values.
- check that the door gasketing is not broken or missing and
that the seal is tight.
- check that both vent liners are free of holes and well sealed at
all joints.
- check that minimum rise per foot has been adhered to for any
horizontal venting.
- tighten door clamps
- restrict vent exit with restrictor plate. See Restricting Vents.
- remove blockage. In really cold conditions, ice buildup may
occur on the terminal and should be removed as required.
- refer to Figure 24 to ensure correct location of storm collars.
- clean the glass with a recommended gas fireplace glass
cleaner. DO NOT CLEAN GLASS WHEN HOT.
If deposits are not cleaned off regularly, the glass may be-
come permanently marked.
- change batteries.
25
W415-0496 / B / 08.10.05