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7-2
7.2 Troubleshooting Fryers
7.2.1 Computer and Heating Problems
PROBLEM PROBABLE CAUSES CORRECTIVE ACTION
A. Computer not turned on.
A. Press the ON/OFF switch to turn
the computer on.
B. No power to fryer.
B. Verify that the fryer is plugged in
and that the circuit breaker is not
tripped.
No displa
y
on the
computer.
C. Computer, wiring harness or other
component has failed.
C. Call FASC.
A. Drain valve not fully closed. A. Verify that the drain valve is fully
closed.
B. Gas valve is not turned on.
B. Turn the gas valve knob to the
ON position.
C. Manual gas shut off valve closed.
C. Verify that any in-line manual
shut off and main cut-off is
open.
D. Improperly connected quick-
disconnect fitting on gas line.
D. Verify that the quick-disconnect
fitting on the flexible gas line is
firmly connected to the fryer.
Fryer does not heat.
Or
Display shows
HELP with alarm
sounding. Heating
indicator is on, but
burners will not
light.
E. Obstructed or failed combustion
air blower.
E. Verify that combustion air
blower is running. If not, call
FASC for service. If combustion
air blower is functional, clean
and adjust per instructions in
Chapter 6 of this manual.
Fryer is operating
normally, but
recovery is slow
when cooking.
Or Fryer is slow
coming out of melt
cycle and displays
HELP a short time
after coming out of
melt cycle.
Dirty or obstructed combustion air
blower.
Clean and adjust per instructions
in Chapter 6 of this manual.
A. Dirty or obstructed combustion air
blower.
A. Clean and adjust per instructions
in Chapter 6 of this manual.
B. Dirty or obstructed gas valve vent
tube (non-CE fryers only).
B. Clean per instructions in Chapter
6 of this manual.
Fryer is operating
normally, but
produces a popping
sound when burners
ignite.
C. Malfunctioning combustion air
blower.
C. If blower is slow to come up to
speed, contact FASC for service.