F31
Amana
Motor Speed / Position Sensor Error
Washer-dryer combo displays F31 and may not spin or may vibrate excessively.
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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 motor tachometer, Loose motor connector, Damaged drive motor, Control board speed sensing failure
How to Fix / Troubleshooting
Safety first: Unplug the unit before working underneath or behind it.
- Inspect motor connector: Access the drive motor and ensure the connector is secure.
- Check for physical damage: Look for signs of overheating or damage on the motor.
- Test tachometer: Measure the tachometer coil resistance and compare to specifications. Replace the motor if out of range.
- Control diagnosis: If motor and wiring are good, the main control board may not be reading speed correctly and may need replacement.
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Repair Difficulty
Hard
4/5
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