Electrolux Thermostat or Temperature Sensor Out of Calibration

Wine cooler interior is too cold; bottles may be freezing even at moderate set temperatures.

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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

Shorted cabinet temperature sensor, Stuck-closed thermostat relay on control board, Misplaced sensor not sensing true air temperature, Faulty main control board

How to Fix / Troubleshooting

Safety: Unplug the unit before accessing sensors or the control board.

Steps:

  • 1. Verify set temperature: Confirm the displayed setpoint is appropriate for wine (typically 45–65°F depending on type).
  • 2. Check with a thermometer: Place an accurate thermometer inside and compare actual temperature to the display. Large discrepancies indicate sensor/control issues.
  • 3. Inspect cabinet sensor: Locate the cabinet NTC sensor on the interior wall or evaporator cover. Ensure it is properly mounted and not touching the evaporator directly unless designed to.
  • 4. Replace sensor: If the sensor is suspected faulty (e.g., reading much colder than actual), replace it with the correct Electrolux NTC sensor.

Note: If a new sensor does not correct the overcooling, the main control board's relay may be stuck and should be replaced by a technician.

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Repair Difficulty

Medium 3/5

Required Part

Cabinet Temperature Sensor (NTC Probe)
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