2-2
2.2 Troubleshooting Fryers
2.2.1 Error Messages and Display Problems
PROBLEM PROBABLE CAUSES CORRECTIVE ACTION
No display on the
controller.
A. Controller not turned on.
B. No power to fryer.
C. Failed controller or other
component
A. Press the ON/OFF switch to turn the controller
on.
B. Verify that the fryer is plugged in and that the
circuit breaker is not tripped.
C. Call your FAS for assistance.
Fryer repeatedly cycles
on and off when first
started with MLT
CYCL displayed.
Fryer is in melt-cycle mode.
This is normal when fryer is turned on with oil
temperature below 180 F° (38C°).
Heat indicator is on
and blower is running,
but burner will not
ignite.
Blown fuse on interface board
or ignition module.
Contact your FAS for service.
Fryer does not heat
after filtering.
Drain valve is open. Verify that the drain valve is fully closed.
Controller displays
Hot hi-1.
Frypot temperature is more than
410ºF (210ºC) or, in CE countries,
395ºF (202ºC).
Shut the fryer down immediately and call your
FAS for assistance.
Controller displays Hi
temp.
Frypot temperature is more than 40
ºF (22ºC) above setpoint.
Press the power button to turn off fryer and let
cool before returning power to fryer. If issue
continues call your FAS for assistance.
Controller displays
RECOVERY
FAULT/ YES and
alarm sounds.
Recovery time exceeded maximum
time limit.
Clear error and silence the alarm by pressing the
(YES) button. If the error continues call your FAS
for assistance.
Controller display is in
wrong temperature
scale (Fahrenheit or
Celsius).
Incorrect display option
programmed.
See vat setup page 1-3 to adjust temperature scale.
Controller displays
High limit
failure
disconnect
power.
Failed high limit
Shut the fryer down immediately and call your
FAS for assistance.
Controller displays
TEMPR PROBE
FAILURE.
Problem with the temperature
measuring circuitry, including the
probe or damaged controller wiring
harness or connector.
Shut the fryer down and call your FAS for
assistance.
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