Frigidaire Professional
Main Control Board Failure
Display and lights are on but refrigerator does not run or cool; controls may be unresponsive.
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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 main control board, Corrupted firmware, Burned relay contacts, Power surge damage
How to Fix / Troubleshooting
Safety First: Unplug the refrigerator before accessing the control board.
- 1. Power reset: Unplug for 5–10 minutes and plug back in. If the unit still does not start the compressor or fans, proceed.
- 2. Inspect control board: Remove the rear control cover and examine the board for burnt spots or swollen components.
- 3. Replace control board: Label all connectors, remove the old board, and install a new OEM Frigidaire Professional main control board. Reconnect all harnesses exactly as before.
- 4. Test operation: Restore power and verify that fans and compressor start within several minutes.
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Repair Difficulty
Medium
3/5
Required Part
Main Control Board
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