Frymaster FPH1721 - Manual (Page 34)

EH1721 SERIES ELECTRIC FRYERS
CHAPTER 5: OPERATOR TROUBLESHOOTING
5-4
5.2.2 Error Messages and Display Problems (cont.)
Problem Probable Causes Corrective Action
CM4-S and KFC-1
display shows LOW.
Fryer temperature is below 255°F
(124°C).
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 FASC.
CM4-S and KFC-1
display shows
Ignition
Failure.
Fryer’s ignition module has failed. Fryer
will not ignite or heat.
Shut the fryer off and call FASC.
CM III.5
or
Digital Controller
display shows .
CM4-S and KFC-1
display shows
PROBE FAILURE.
Problem with the temperature measuring
circuitry including the probe.
Shut the fryer off and call FASC.
CM III.5 frypot
temperature is
displayed constantly.
Computer is programmed for constant
temperature display.
Refer to the separate Frymaster Fryer
Controllers User's Manual for
instructions on toggling between these
display options.
5.2.3 Basket Lift Problems
Problem Probable Causes Corrective Action
Basket lift movement
is noisy, jerky, or
erratic.
Lack of lubrication on basket lift rods.
Apply a light coating of Lubriplate or
similar lightweight white grease to the
rod and bushings.
5.2.4 Built-in Filtration Problems
Problem Probable Causes Corrective Action
A. Power cord is not plugged in or circuit
breaker is tripped.
A. Verify that the power cord is fully
plugged in, circuit breaker is not
tripped.
Filter pump won't
start.
B. Pump motor has overheated causing
the thermal overload switch to trip.
B. Allow the motor to cool at least 45
minutes then press the Pump Reset
Switch.
Filter pump won’t
start. (cont)
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.
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 FASC.