Microwave shows F6 and may not heat; often related to fan or airflow issues.

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.

Possible Causes

Failed cooling fan motor, Blocked fan blades, Faulty fan feedback sensor (if equipped), Wiring fault to fan

Safety: Unplug the unit before removing the cabinet.

Steps:

1. Check external vents: Ensure nothing is blocking intake or exhaust vents.
2. Access cooling fan: Remove the outer cabinet and locate the cooling fan near the magnetron and transformer.
3. Inspect and test fan: Clear any debris from the blades. Spin by hand to check for binding. Test motor continuity. Replace the fan motor if open or seized.
4. Check wiring: Ensure the fan connector is secure and wires are intact.

Hard 4/5

Cooling Fan Motor

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