Finlux Short Cycling / Control or Sensor Issue

Refrigerator cycles on and off very frequently (short cycling).

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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

Temperature sensor misreading, Control PCB hysteresis too narrow, Poor thermostat placement, Ambient temperature extremes

How to Fix / Troubleshooting

User checks:

  • Ensure the fridge is not installed near heat sources (oven, radiator) or in direct sunlight.
  • Verify that air can circulate freely around the appliance.

Check sensor placement:

  • Ensure internal temperature sensors are properly clipped in place and not touching very cold surfaces directly.

Reset control:

  • Unplug the fridge for 10 minutes, then plug back in to reset the control board.

If short cycling continues: A faulty sensor or control PCB may be causing rapid cycling and should be diagnosed and replaced by a technician.

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Repair Difficulty

Medium 3/5

Required Part

Fridge NTC Temperature Sensor
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