Napoleon Fireplaces BGP42, BGD42 manual Trouble Shooting Guide, Symptom Problem Test Solution

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TROUBLE SHOOTING GUIDE

BEFORE ATTEMPTING TO TROUBLESHOOT, PURGE YOUR UNIT AND INITIALLY LIGHT THE PILOT AND THE MAIN BURNER WITH THE GLASS DOOR REMOVED.

	SYMPTOM			PROBLEM		TEST SOLUTION
	Main burner goes out; Pilot fl ame is not large enough or				-	turn up pilot fl ame.
	pilot stays on.	not engulfi ng the thermopile			- replace pilot assembly.
		Thermopile shorting			- clean thermopile connection to the valve. Reconnect.
					- replace thermopile / valve.
		Remote wall switch wire is too			-	shorten wire to correct length or wire gauge.
		long; too much resistance in the
		system.
		Faulty thermostat or switch.			-	replace.
Main burner goes out; Refer to "MAIN BURNER GOES OUT; PILOT STAYS ON"
pilot goes out.
		Vent is blocked			-	check for vent blockage.
		Vent is re-circulating			-	check joint seals and installation.
		5" fl exible vent has become dis-			-	re-attach to fi replace.
		connected from fi replace.
	Pilot goes out when the		System is not correctly purged.		-	purge the gas line with the glass door removed.
	gas knob is released.
			Out of propane gas.		-	fi ll the tank.
	The gas valve has
			Pilot fl ame is not large enough		-	turn up the pilot fl ame.
	an interlock device		Pilot fl ame is not engulfi ng the		- gently twist the pilot head to improve the fl ame pattern around the thermo-
	which will not allow
	the pilot burner to be		thermocouple.		couple.
	lit until the thermo-		Thermocouple shorting / faulty.		-	loosen and tighten thermocouple.
	couple has cooled.				-	clean thermocouple and valve connection.
	Allow approximately				-	replace thermocouple.
	60 seconds for the				-	replace valve.
	thermocouple to		Faulty valve.		-	replace.
	cool.
	Pilot burning; no gas			Thermostat or switch is defec-	-	connect a jumper wire across the wall switch terminals; if main burner lights,
	to main burner; gas			tive.	replace switch / thermostat.
	knob is on 'HI'; wall			Wall switch wiring is defective.	- disconnect the switch wires & connect a jumper wire across terminals 1 & 3; if
	switch / thermostat				the main burner lights, check the wires for defects and / or replace wires.
	is on.	Main burner orifi ce is plugged.			-	remove stoppage in orifi ce.
			Faulty valve.		-	replace.
Pilot will not light.			No spark at pilot burner		-	check if pilot can be lit by a match
					-	check that the wire is connected to the push button igniter.
					-	check if the push button igniter needs tightening.
					-	replace the wire if the wire insulation is broken or frayed.
					-	replace the electrode if the ceramic insulator is cracked or broken.
					-	replace the push button igniter.
		Out of propane gas			-	fi ll the tank.
		Spark gap is incorrect			- spark gap should be 0.150" to 0.175" (5/32" to 11/64" approx.) from the electrode
					tip and the pilot burner. To ensure proper electrode location, tighten securing nut
					(fi nger tight plus 1/4 turn).
		No gas at the pilot burner			-	check that the manual valve is turned on.
					-	check the pilot orifi ce for blockage.
					-	replace the valve.
					-	call the gas distributor.
	Pilot goes out while	Gas piping is undersized.			- turn on all gas appliances and see if pilot fl ame fl utters, diminishes or extin-
	standing; Main burner				guishes, especially when main burner ignites. Monitor appliance supply working
	is in 'OFF' position.				pressure.
					-	check if supply piping size is to code. Correct all undersized piping.
	Flames are consist-	Unit is over-fi red or under-fi red.			-	check pressure readings:
	ently too large or too				Inlet pressure can be checked by turning screw (A) counter-clockwise 2 or 3
	small. Carboning oc-				turns and then placing pressure gauge tubing over the test point. Gauge should
	curs.				read 7" (minimum 4.5") water column for natural gas or 13" (11" minimum) water
					column for propane. Check that main burner is operating on "HI".
					Outlet pressure can be checked the same as above using screw (B). Gauge

should read 3.5" water column for natural gas or 10" water column for propane.
Check that main burner is operating on "HI".
AFTER TAKING PRESSURE READINGS, BE SURE TO TURN SCREWS CLOCK-
WISE FIRMLY TO RESEAL. DO NOT OVERTORQUE.
Leak test with a soap and water solution.	W415-0381 / H / 12.07.07