Raypak 133-4001 manual Electrical-StandingPilot

Electrical—Standing Pilot
	WARNING—HIGH VOLTAGE: For qualified
	technicians ONLY.

For Service Technicians

				START BOILER
IF PILOT BURNER LIGHTS						IF PILOT BURNER
BUT MAIN BURNERS DO NOT						DOES NOT LIGHT
		CHECK FOR 24 V			CHECK THERMOCOUPLE
		AT GAS VALVE
	IF NO 24 V				IF O.K.	IF DEFECTIVE
			IF 24 V:
CHECK TRANSFORMER OUPUT			REPLACE
FOR 24 V			GAS VALVE		REPLACE	REPLACE
					GAS VALVE	THERMOCOUPLE

IF NO 24V:

IF 24 V:

REPLACE TRANSFORMER

PROBLEM IN

LIMIT

CIRCUITS

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