Napoleon GSS36N Instructions D'installation Et D'opération page 20

Foyer extérieur au gaz
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20
SYMPTOM
Pilot goes out while stand-
ing; Main burner is in 'OFF'
position.
Flames are consistently
too large or too small.
Carboning occurs.
Carbon is being deposited
on logs or combustion
chamber surfaces.
White / grey fi lm forms.
Remote wall switch is
in 'OFF' position; main
burner comes on when
gas knob is turned to 'ON'
position.
Pilot is not functioning
properly.
W415-0807 / C / 09.02.16
PROBLEM
Gas piping is undersized.
Unit is over-fi red or underfi red.
Air shutter has become
blocked.
Flame is impinging on the logs
or combustion chamber.
Sulphur from fuel is being de-
posited on glass, logs or com-
bustion chamber surfaces.
Wall switch is mounted upside
down.
Remote wall switch is ground-
ing.
Remote wall switch wire is
grounding.
Faulty valve.
Pilot has been painted
TEST SOLUTION
-
Turn on all gas appliances and see if pilot fl ame fl utters,
diminishes 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 pressure readings:
-
Inlet pressure can be checked by turning screw (A)
counter-clockwise 2 or 3 turns and then placing
pressure gauge tubing over the test point. Gauge
should read as described on the chart below. Check
that main burner is operating on 'HI'.
-
Outlet pressure can be checked the same as above
using screw (B). Gauge should read as described on
the chart below. Check that main burner is operating on
'HI'.
-
AFTER TAKING PRESSURE READINGS, BE SURE TO
TURN SCREWS CLOCKWISE FIRMLY TO RESEAL. DO
NOT OVER TORQUE.
-
Leak test with a soap and water solution.
-
Natural Gas
Natural Gas
Pressure
-
(inches)
(millibars)
-
7"
17.4mb
Inlet
(MIN. 4.5")
(MIN. 11.2mb)
3.5"
8.7mb
Outlet
-
Ensure air shutter opening is free of lint or other
obstructions.
-
Check that the logs are correctly positioned.
-
Open air shutter to increase the primary air.
-
Check the input rate: check the manifold pressure and
orifi ce size as specifi ed by the rating plate values.
-
Clean the glass with a recommended gas appliance
glass cleaner.
-
DO NOT CLEAN GLASS WHEN HOT.
-
If deposits are not cleaned off regularly, the glass may
become permanently marked.
-
Reverse.
-
Replace.
-
Check for ground (short); repair ground or replace wire.
-
Replace.
-
Using a piece of sandpaper or emery cloth remove the
paint from the pilot hood, ignitor and fl ame sensor.
Propane
Propane
(inches)
(millibars)
32.4mb
13"
(MIN. 27.4mb)
(MIN. 11")
10"
24.9mb
42.10_2B

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