Frymaster HPRE80 Installation, Operation And Maintenance Manual page 33

HIGH PRODUCTION RE (HPRE) E
CHAPTER 5: OPERATOR TROUBLESHOOTING
5.2.2 Error Messages and Display Problems (cont.)
Problem
CM4-S, K3000 and
KFC-1 displays LOW.
CM4-S, K3000 and
KFC-1 displays
Ignition
Failure.
CM III.5
or
Digital Controller
displays
.
CM4-S, K3000 and
KFC-1 display shows
PROBE FAILURE.
CM III.5 frypot
temperature is
displayed constantly.
5.2.3 Basket Lift Problems
Problem
Basket lift movement
is noisy, jerky, or
erratic.
5.2.4 Built-in Filtration Problems
Problem
Filter pump won't
start.
Probable Causes
Fryer temperature is below 255°F
(124°C).
Fryer's ignition module has failed. Fryer
will not ignite or heat.
Problem with the temperature measuring
circuitry including the probe.
Computer is programmed for constant
temperature display.
Probable Causes
Lack of lubrication on basket lift rods.
Probable Causes
A. Power cord is not plugged in or circuit
breaker is tripped.
B. Pump motor has overheated causing
the thermal overload switch to trip.
C. Blockage in filter pump.
Test: Close the drain valve and pull
the filter pan out from the fryer.
Activate the pump. If the pump motor
hums for a short time then stops, the
probable cause is blockage of the
pump itself.
4
SERIES ELECTRIC FRYERS
Corrective Action
This display is normal when the fryer
is first turned on. If the display never
goes out, the fryer is not heating and
may be malfunctioning. Shut the fryer
off and call FAS.
Shut the fryer off and call FAS.
Shut the fryer off and call FAS.
Refer to the separate Frymaster Fryer
Controllers User's Manual for
instructions on toggling between these
display options.
Corrective Action
Apply a light coating of Lubriplate or
similar lightweight white grease to the
rod and bushings.
Corrective Action
A. Verify that the power cord is fully
plugged in, circuit breaker is not
tripped.
B. Allow the motor to cool at least 45
minutes then press the Pump Reset
Switch.
C. Pump blockages are usually caused
by sediment buildup in the pump
due to improperly sized or installed
filter paper and failure to use the
crumb screen. Call FAS.
Note: Blockages due to improperly
sized or installed filter paper and/or
failure to use the crumb screen are not
covered under warranty.
5-4