Napoleon Grills N415-0201, PRESTIGE II 450 manual Plugged ports along back of burner

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Problem	Possible Causes	Solution
Burners will not cross light	Plugged ports along back of burner.	Clean burner ports. See burner maintenance
each other.		instructions.
“Paint” appears to be	Grease build-up on inside surfaces.	This is not a defect. The finish on the lid and
peeling inside lid or hood.		hood is 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.
Burner output on “high”	Lack of gas.	Check gas level in propane cylinder.
setting is too low.
(Rumbling noise and	Supply hose is pinched.	Reposition supply hose as necessary.
fluttering blue flame at
burner surface.)	Dirty or clogged orifice.	Clean burner orifice.
	Spider webs or other matter in venturi	Clean out venturi tube.
	tube.
	Propane regulator in “low flow” state.	Ensure lighting procedure is followed carefully.
		All gas grill valves must be in the off position
		when the tank valve is turned on. Turn tank
		on slowly to allow pressure to equalize. See
		lighting instructions.
Infrared burner (if	Ceramic tiles overloaded with grease	Turn burner off and allow to cool for at least
equipped) flashes back	drippings and build-up. Ports are clogged.	two minutes. Relight burner and burn on high
(during operation the		for at least five minutes or until the ceramic
burner abruptly makes		tiles are evenly glowing red.
a loud “whoosh” sound,
followed by a continuous	Burner overheated due to inadequate	Ensure that no more than 75% of the grill
blow-torch type sound and	ventilation (too much grill surface covered	surface is covered by objects or accessories.
grows dim.)	by griddle or pan.)	Turn burner off and allow to cool for at least
		two minutes, then relight.
	Cracked ceramic tile.	Allow burner to cool and inspect very closely
		for cracks. If any cracks are found, contact
		your authorized Napoleon dealer to order a
		replacement burner assembly.
	Leaking gasket surrounding the ceramic	Contact your authorized Napoleon dealer for
	tile, or a weld failure in the burner housing.	instructions on ordering a replacement burner
		assembly.
Pilot will not light.	Lack of gas.	After turning pilot knob to high, wait
(if equipped)		approximately 20-30 seconds for air to purge
		the gas supply line while pressing igniter. Fill
		propane cylinder. During initial set-up or after
		tank has been refilled, it is best to light one
		of the tube burners before lighting the pilot
		burner. This enables the gas to reach the
		valves on the manifold more quickly.
	Obstruction in pilot orifice.	Clean pilot orifice.
	Electrode wire loose or off.	Replace lead wire.
	Dirty pilot electrode.	Clean pilot electrode.
	Pilot is actually lit.	The pilot flame, especially on natural gas
		units is very difficult to see. Place your hand 1
		in. (2.5 cm) above grill surface over the pilot
		burner to feel for heat.

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