LO
Café Low Freezer Temperature Condition / Overcooling

Freezer display shows LO or low temperature alarm; interior may be excessively cold and items may have freezer burn

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Safety Warning

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.

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Possible Causes

Incorrect temperature setting, Stuck or shorted thermistor, Main control board relay stuck on, Damaged or miscalibrated temperature sensor

How to Fix / Troubleshooting

Safety first: You can adjust settings with power on; unplug the unit before accessing internal components.

  • Verify setpoint: Check the control panel and ensure the freezer is not set to the coldest setting. Adjust to the recommended factory setting and wait 24 hours.
  • Check for control lock or sabbath modes: Make sure no special modes are forcing continuous operation. Refer to the user manual for your Café model.
  • Test thermistor: If the unit continues to overcool, unplug it, access the freezer thermistor, and measure its resistance at a known temperature. Replace if readings are out of specification or unstable.
  • Observe compressor run time: If the compressor runs nearly constantly even when the interior is very cold, the main control board may have a stuck relay or logic fault. Board replacement is typically required.
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Repair Difficulty

Medium 3/5

Required Part

Freezer Thermistor
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