E51
Midea Motor Triac Short / Power Device Failure

Washer-dryer combo displays E51 and may trip the breaker or fail to start motor.

Advertisements

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.

Advertisements

Possible Causes

Shorted motor drawing excessive current, Shorted triac or IGBT on main PCB, Damaged motor harness causing short to chassis, Moisture on control board

How to Fix / Troubleshooting

Safety first: Unplug the appliance and do not repeatedly reset breakers without finding the cause.

  • Inspect motor and harness: Check for visible damage, burn marks, or melted insulation on the motor and wiring.
  • Test motor insulation (advanced): Use a megohmmeter to check for shorts between motor windings and chassis.
  • Check PCB: Remove the main control board cover and look for burned or cracked components in the motor drive area.
  • Replace faulty components: Replace a shorted motor or main PCB as needed. Due to the risk of further damage, this repair is best handled by a qualified technician.
Advertisements

Repair Difficulty

Professional Required 5/5

Required Part

Main Control Board (PCB)
Check Price on Amazon

We may earn a commission from links on this page.

Advertisements