Napoleon Grills PRO 500 manual Troubleshooting, Problem Possible Causes Solution

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Troubleshooting

Problem	Possible Causes	Solution
Low heat / Low flame	For propane - improper lighting	Ensure lighting procedure is followed carefully. All gas
when valve turned to	procedure.	grill valves must be in the off position when the tank
high.		valve is turned on. Turn tank on slowly to allow pressure
		to equalize. See lighting instructions.
	For natural gas - undersized	Pipe must be sized according to installation code.
	supply line.
	For both gases - improper	Preheat grill with both main burners on high for 10 to
	preheating.	15 minutes.
Excessive flare-ups/	Sear plates installed incorrectly.	Ensure sear plates are installed with the holes towards
uneven heat.		the front and the slots on the bottom. See assembly
		instructions.
	Improper preheating.	Preheat grill with both main burners on high for 10 to
		15 minutes.
	Excessive grease and ash build on	Clean sear plates and drip pan regularly. Do not line pan
	sear plates and in drip pan.	with aluminum foil. Refer to cleaning instructions.
Burners burn with yellow	Possible spider web or other	Thoroughly clean burner by removing. See general
flame, accompanied by	debris, or improper air shutter	maintenance instructions. Open air shutter slightly
the smell of gas.	adjustment.	according to combustion air adjustment instructions.
		(This must be done by a qualified gas installer.)
Flames lift away from	Improper air shutter adjustment.	Close air shutter slightly according to combustion air
burner, accompanied		adjustment instructions. (This must be done by a
by the smell of gas, and		qualified gas installer.)
possibly difficulties in
lighting.
Rear and Side burners	Dead battery / or installed	Replace with heavy duty battery.
will not light with the	incorrectly.
igniter, but will light with
a match.	Loose electrode wire or switch	Check that electrode wire is firmly pushed onto the
	terminal wires.	terminal on the back of the igniter. Check that the
		lead wires from the module to the ignition switch (if
		equipped) are firmly pushed onto their respective
		terminals.
	Lifting flames on burner.	Close air shutter slightly - see previous problem.
Main burner will not light	Jet-fire outlet is dirty or clogged.	Clean jet-fire outlet with a soft bristle brush.
with the igniter, but will
light with a match.
Humming regulator.	Normal occurrence on hot days.	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.
Burners will not cross	Dirty or corroded cross light	Clean or replace as required.
light each other.	brackets.
“Paint” appears to be	Grease build-up on inside	This is not a defect. The finish on the lid and hood is
peeling inside lid or hood.	surfaces.	porcelain, and will not peel. The peeling is caused by
		hardened grease, which dries into paint-like shards, that
		flake off. Regular cleaning will prevent this. See cleaning
		instructions.

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