F01
JennAir Main Control Board Failure

Dryer will not start or stops and displays F01 on the control panel.

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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

Failed electronic control board relay, Shorted control board component, Power surge damage, Loose harness connection at control board

How to Fix / Troubleshooting

Safety first: Unplug the dryer or switch off the circuit breaker before opening any panels.

  • Power reset: Disconnect power for 5 minutes to discharge the control. Restore power and attempt to start a cycle. If F01 returns immediately, proceed with inspection.
  • Access the control board: Remove the top panel or console back cover (varies by model). Locate the main electronic control board (usually in the console area).
  • Check wiring harnesses: Inspect all connectors going to the control board. Ensure they are fully seated and not corroded or burned. Reseat each connector one at a time.
  • Inspect for visible damage: Look for burned spots, bulging components, or melted solder joints on the board. Any visible damage indicates the board should be replaced.
  • Replace the control board if needed: Note the part number on the existing board, disconnect all harnesses, remove mounting screws, and install the new board in the same orientation. Reconnect harnesses carefully, reassemble the console, restore power, and test operation.
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Repair Difficulty

Hard 4/5

Required Part

Main Control Board
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