KitchenAid Freeze Cycle Control Failure

Ice maker freezes up with a solid block of ice on the evaporator

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

Possible Causes

Ice thickness sensor misadjusted, harvest cycle not initiating, thermistor out of calibration, control board not terminating freeze

Safety: Unplug the unit before defrosting or adjusting sensors.

Manually defrost: Allow the unit to thaw completely. Do not chip ice with sharp tools.
Clean and adjust thickness sensor: Remove scale and set the sensor per the service manual.
Check thermistor: Test the evaporator thermistor and replace if readings are incorrect.
Observe cycle: After restarting, watch to ensure the unit enters harvest at the correct ice thickness. If not, the control board may need replacement.

Hard 4/5

Ice Thickness Sensor

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