SE
LG
Motor Tachometer / Hall Sensor Error
Washer-dryer combo displays SE; motor may not run or runs erratically.
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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
Failed hall sensor, Loose motor harness connector, Damaged stator assembly, Faulty main control board motor circuit
How to Fix / Troubleshooting
Safety first: Unplug the unit before removing the rear panel or handling the motor assembly.
- 1. Inspect motor wiring:
- Remove the rear panel.
- Check the harness from the stator/hall sensor to the main PCB for damage or loose connectors.
- 2. Check hall sensor:
- Remove the rotor to access the hall sensor on the stator.
- Inspect for cracks or physical damage.
- Replace the LG hall sensor if suspect.
- 3. Test stator:
- Use a multimeter to check stator windings for continuity and shorts.
- Replace the stator assembly if windings are open or shorted.
- 4. Control board:
- If motor components are good, the main PCB motor drive may be defective; professional replacement is recommended.
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Repair Difficulty
Hard
4/5
Required Part
LG Rotor Position (Hall) Sensor
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