Washer shows E51 and stops, often during spin acceleration

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

Shorted motor windings, Shorted inverter output stage, Damaged motor cable causing short to chassis

Safety first: Unplug the washer immediately. Do not continue to run the machine if burning smell or smoke is present.

1. Visual inspection: Remove the rear panel and inspect the motor and inverter board for burn marks or melted components.
2. Check motor cable: Ensure the motor harness is not pinched or rubbing against sharp metal edges. Repair insulation damage.
3. Professional testing: Testing for shorts in motor windings and inverter transistors requires a multimeter and expertise. Replace the faulty motor or inverter as diagnosed.

Professional Required 5/5

Motor Control (Inverter) Board

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