TroubleshootingProblem Possible Causes SolutionLow heat / Low flame whenvalve turned to high.For propane - improper lightingprocedure.For natural gas - undersized supply line.For both gases - improper preheating.Ensure lighting procedure is followed carefully.All gas grill valves must be in the off positionwhen the tank valve is turned on. Turn tankon slowly to allow pressure to equalize. Seelighting instructions.Pipe must be sized according to installationcode.Preheat grill with both main burners on highfor 10 to 15 minutes.Excessive flare-ups/unevenheat.Improper preheating.Excessive grease and ash build on searplates and in drip pan.Preheat grill with both main burners on highfor 10 to 15 minutes.Clean sear plates and drip pan regularly. Do notline pan with aluminum foil. Refer to cleaninginstructions.Burners burn with yellowflame, accompanied by thesmell of gas.Possible spider web or other debris, orimproper air shutter adjustment.Thoroughly clean burner by removing. Seegeneral maintenance instructions.Humming regulator. Normal occurrence on hot days. This is not a defect. It is caused by internalvibrations in the regulator and does not affectthe performance or safety of the gas grill.Humming regulators will not be replaced.Burners will not cross lighteach other.Plugged ports at back of burner. Clean burner ports. See burner maintenanceinstructions.“Paint” appears to bepeeling inside lid or hood.Grease build-up on inside surfaces. This is not a defect. The finish on the lid andhood is porcelain, and will not peel. Thepeeling is caused by hardened grease, whichdries into paint-like shards, that flake off.Regular cleaning will prevent this. See cleaninginstructions.10www.napoleongrills.comEN