Hobart HPGF15 Troubleshooting, Symptom Possible Causes, Lid will not lock do not Operate Fryer

TROUBLESHOOTING

SYMPTOM		POSSIBLE CAUSES
Pressure will not build.	1.	No product or very dry product loaded.
	2.	Power switch is in the OFF or FILTER position.
	3.	Lid not tightened.
	4.	Lid O-Ring not sealing. Replace O-Ring.
High pressure in kettle.	1.	Dirty exhaust line to solenoid.
	2.	Dirty line from kettle pressure regulator to exhaust
		tank.
	3.	Exhaust tank vent plugged.
Loss of pressure during cooking cycle.	1.	Kettle pressure regulator leaks. Make sure the
		solenoid plug is locked in place.
	2.	Kettle pressure regulator O-Ring needs to be
		replaced.
No heat.	1.	Thermostat not turned on.
	2.	Blown fuse in main electrical panel or in fryer.
		Fryer fuse is located inside door in a box on left
		side panel. Flip up lid on box and replace fuse (on
		bottom left side) with 15-amp rated fuse.
	3.	Power cord not plugged in.
	4.	Burner flame out.
Oil smokes, bubbles vigorously and breaks down	1.	Oil has not been properly filtered.
after a few cookings.	2.	Suet may have been added. Never add suet.
	3.	Breading is accumulating in the bottom of the
		kettle.
Oil leaking from kettle lid.	Low pressure in kettle. The kettle lid O-Ring needs
	to be replaced.
Pressure does not exhaust properly.	1.	Exhaust pipe between solenoid and kettle needs
		to be cleaned. Follow procedures described in
		this manual under CLEANING - WEEKLY
		CLEANING (MORE OFTEN IF REQUIRED) -
		SOLENOID ASSEMBLY. (If the exhaust pipe is
		restricted or plugged, the pressure-relief valve
		on the lid will open.)
	2.	The kettle pressure regulator is dirty.
	3.	The timer is not opening the solenoid. Contact
		your local Hobart service office.
Pressure releases too slowly at the end of a cooking	Kettle pressure-relief valve may have been incorrectly
cycle.	positioned after cleaning. Align widest opening of
	valve to cleanout port in solenoid block.
Lid will not lock — DO NOT OPERATE FRYER.	Lid diaphragm or locking mechanism needs to be
	replaced. Contact your local Hobart service office.

FORM 34709 (September 2001) – 24 – PRINTED IN U.S.A.