3E1
Samsung
Motor Tachometer Signal Error
Washer displays 3E1; motor speed sensing error at start of spin.
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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
Intermittent hall sensor, Loose rotor bolt on direct-drive motor, Damaged motor harness
How to Fix / Troubleshooting
Safety: Disconnect power.
- Tighten rotor bolt: Remove rear cover and check the central rotor bolt on the direct-drive motor. Tighten to spec.
- Inspect hall sensor: Remove rotor if needed and inspect the hall sensor on the stator. Replace if cracked or damaged.
- Secure wiring: Ensure harness is clipped and not rubbing on moving parts.
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Repair Difficulty
Professional Required
5/5
Required Part
Motor Hall Sensor
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