Fryer Troubleshooting Guide

All service (repairs or part replacement) must be performed by a qualified Service Agency.

PROBLEM	CAUSE			REMEDY

Pilot flame does not	1. Dirty/sooty pilot burner.		1. Clean the pilot burner. Perform
stay lighted.				the Lighting Procedure.
	2. Low gas supply pressure [less than 6”		2. Measure the gas supply pres-
	W.C. for natural gas (11” W.C. for pro-			sure.
	pane) when all other gas-powered equip-			Contact your local gas supplier
	ment is operating.].			to obtain adequate gas supply
				volume and pressure.
	3. Pilot flame too small to heat thermo pile.		3. Adjust the pilot valve (part of
				the gas safety valve) to in-
				crease the flame size: Un-
				screw and retain the large
				threaded cover; turn the pilot
				valve adjustment screw two
				turns counterclockwise;
				reinstall the threaded cover.
	4. Pilot flame ‘wavering’ (being blown about		4. Block or redirect the draft, to
	by a draft).			keep the flame burning steadily.
	5. Improper thermopile output voltage (must		5. Replace the thermopile.
	be at least 180 millivolts, measured at the
	thermocouple junction block).
	6. High-limit thermostat problem has shut off		6. Check for, and repair, any dam-
	the gas.			aged high-limit thermostat wir-
				ing. Otherwise, test the high-
				limit thermostat by bypassing
				the high-limit thermostat (black
				and blue wires) at the gas con-
				trol valve with a jumper wire.
				Next, perform the Lighting Pro-
				cedure, to check whether the
				pilot flame lights. If the pilot
				flame lights and stays lit, the
				high-limit thermostat has failed
				and must be replaced.

		!		CAUTION: DO NOT return
				the fryer to normal operation
				with its high-limit thermostat
				bypassed.

	7. Gas control valve has failed.		7. Replace the gas control valve.
	7. Gas control valve has failed.		7. Replace the gas control valve.

FRYER TROUBLESHOOTING GUIDE

PROBLEM

CAUSE

REMEDY