Troubleshooting - Napoleon TQ285-1 Manual

12

Troubleshooting

EN
Low heat / Low flame
when valve turned to
high.
Excessive flare-ups/
uneven heat.
Burners burn with
yellow flame,
accompanied by the
smell of gas.
Flames lift away from
burner, accompanied
by the smell of gas, and
possibly difficulties in
lighting.
Burner will not light
with the igniter but will
light with a match.
Humming regulator.
"Paint" appears to be
peeling inside lid or
hood.
Burner output on
"high" setting is
too low. (Rumbling
noise and fluttering
blue flame at burner
surface.)
www.napoleon.com
Problem Possible Causes
Blockage of gas.
Improper preheating.
Cylinder freezing up.
Improper preheating.
Excessive grease and ash build up
in drip pan.
Possible spider web or other
debris, or improper air shutter
adjustment.
Improper air shutter adjustment.
Jet-fire outlet is dirty or clogged.
Normal occurrence on hot days.
Grease build-up on inside surfaces. This is not a defect. The peeling is
Lack of gas.
Supply hose is pinched.
Dirty or clogged orifice.
Spider webs or other matter in
venturi tube.
Solution
Check for spider webs in the burner or
orifice.
Preheat grill with main burners on high
for 5 to 10 minutes.
When cooking for long periods of time,
or when the cylinder is close to being
empty, or low outside air temperatures,
1 lb cylinders do not have enough
wetted surface area to allow liquid
propane to turn to vapor. Put on a
fresh 1 lb cylinder or hook-up to a 20
lb tank.
Preheat grill with both main burners on
high for 5 to 10 minutes.
Clean drip pan regularly. Do not line
pan with aluminum foil. Refer to
cleaning instructions.
Thoroughly clean burner by removing.
See general maintenance instructions.
Open air shutter slightly according to
combustion air adjustment instructions.
(This must be done by a qualified gas
installer.)
Close air shutter slightly according to
combustion air adjustment instructions.
(This must be done by a qualified gas
installer.)
Clean jet-fire outlet with a soft bristle
brush.
This is not a defect. It is caused by
internal vibrations in the regulator
and does not affect the performance
or safety of the gas grill. Humming
regulators will not be replaced.
caused by hardened grease, which dries
into paint-like shards that flake off.
Regular cleaning will prevent this. See
cleaning instructions.
Check gas level in propane cylinder.
Reposition supply hose as necessary.
Clean burner orifice.
Clean out venturi tube.
N415-0535 Nov 02.20