F08
Miele Motor Overheating

Miele app or control shows F08 overtemperature; disposal shuts down during or after extended use.

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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

Prolonged continuous operation, Restricted ventilation around motor housing, High ambient cabinet temperature, Failing motor bearings increasing load

How to Fix / Troubleshooting

Safety warning: Switch off power at the breaker and allow the unit to cool before touching the housing.

  • Allow cooling period: Leave the disposal off for at least 30–45 minutes to allow the internal thermal protector to reset.
  • Improve ventilation: Remove stored items blocking airflow around the disposal. Ensure cabinet vents are not obstructed.
  • Check for mechanical drag: With power off, rotate the turntable manually. Resistance or grinding noises indicate bearing wear, which increases heat.
  • Usage habits: Avoid running the disposal continuously for long periods. Process waste in short bursts with plenty of cold water.
  • Persistent F08: If overheating recurs quickly, the motor or thermal protector may be failing and the motor assembly should be evaluated or replaced by a technician.
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Repair Difficulty

Medium 3/5

Required Part

Motor Thermal Protector
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