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EH1721 SERIES ELECTRIC FRYERS
CHAPTER 5: OPERATOR TROUBLESHOOTING
5-5
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.
This indicates a problem within the
temperature measuring circuitry that is
beyond the scope of operator
troubleshooting. Shut the fryer off
and call FASC.
CM III.5 frypot
temperature is
displayed constantly.
Computer is programmed for constant
temperature display.
The CM III.5 computer may be
programmed for constant temperature
display or countdown timer 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. If so, verify that circuit
breaker is not tripped.
Filter pump won't
start.
B. Pump motor has overheated causing
the thermal overload switch to trip.
B. If the motor is too hot to touch for
more than a few seconds, the
thermal overload switch has
probably tripped. Allow the motor
to cool at least 45 minutes then
press the Pump Reset Switch.