E8
Amica Compressor Start / Inverter Communication Fault

Display shows E8; compressor may not start or may short-cycle frequently

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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

Faulty compressor inverter module (on inverter models), Loose or damaged compressor wiring, Overload protector tripping, Defective compressor windings

How to Fix / Troubleshooting

Critical safety: Work on compressor and inverter circuits only with the appliance unplugged. High voltages are present. Refrigerant circuit must not be opened by unlicensed persons.

Basic checks:

  • 1. Ventilation and load: Ensure adequate ventilation around the condenser and that the fridge is not overloaded, which can cause overheating and overload trips.
  • 2. Listen for compressor attempts: When powered, listen for clicking or brief humming followed by silence. Repeated clicking can indicate start issues.
  • 3. Inspect wiring and inverter (if fitted): Unplug the unit. Access the rear lower compartment. Check that the inverter module (a box attached near the compressor) has secure connectors and no burn marks.
  • 4. Overload and relay: On non-inverter models, remove the start relay and overload protector from the compressor terminals and inspect for burning or rattling pieces. Replace if damaged.
  • 5. Professional diagnosis: Measuring compressor winding resistance and testing the inverter output should be done by a qualified technician. If windings are open/shorted or the inverter is faulty, the compressor or inverter module must be replaced.

Warning: Do not attempt to bypass safety devices or run the compressor directly from mains; this is dangerous and can destroy the unit.

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Repair Difficulty

Professional Required 5/5

Required Part

Compressor Inverter Module
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