17

Problem

Possible Causes

Solution

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

Clean out venturi tube.

 

venturi tube.

 

 

Propane regulator in “low flow”

Ensure lighting procedure is followed carefully. All

 

state.

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

Turn burner off and allow to cool for at least two

equipped) flashes back

grease drippings and build-up.

minutes. Relight burner and burn on high for at least

(during operation the

Ports are clogged.

five minutes or until the ceramic tiles are evenly glowing

burner abruptly makes

 

red.

a loud “whoosh” sound,

 

 

followed by a continuous

Burner overheated due to

Ensure that no more than 75% of the grill surface is

blow-torch type sound

inadequate ventilation (too much

covered by objects or accessories. Turn burner off and

and grows dim.)

grill surface covered by griddle

allow to cool for at least two minutes, then relight.

 

or pan.)

 

 

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

Contact your authorized Napoleon dealer for

 

ceramic tile, or a weld failure in

instructions on ordering a replacement burner

 

the burner housing.

assembly.

 

 

 

Pilot will not light.

Lack of gas.

After turning pilot knob to high, wait approximately

(if equipped)

 

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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Page 17
Image 17
Napoleon Grills PRO 500 manual Pressure to equalize. See lighting instructions