Error code reference

Maytag Washer Error Code F31

Overheating of Motor - The heat sink exceeds 212°F (100°C). The CCU resets the MCU, then waits for the motor to cool down; this can repeat up to 4 times before F31 is displayed.

SourceMaytag Commercial Washer - Service Manual: MHN33 Operation & Setupp. 8

Diagnostic procedure

The full F31 procedure

Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.

MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Clear error code, unplug washer or disconnect power, verify the washer is not located near a source of heat and has proper ventilation.

SourceMaytag Commercial Washer - Service Manual: MHN33 Operation & Setupp. 8

More steps, wiring diagram references, and verified part numbers
Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
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