F5
Cuisinart
Overcurrent / Power Supply Fault
Display shows F5 and the cooker shuts down unexpectedly during cooking.
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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
Shorted heater, Internal wiring short, Failing power supply section on control board, Line voltage spike
How to Fix / Troubleshooting
Safety first: Unplug the cooker immediately if you suspect an electrical short or smell burning insulation.
- Check outlet and cord: Inspect the power cord for cuts, burns, or kinks. Try a different outlet to rule out supply issues.
- Observe for other signs: Look for flickering display, dimming lights, or tripped breakers when the cooker is used. These indicate electrical problems.
- Internal inspection (advanced): Remove the bottom cover and inspect for burned components, melted insulation, or soot on the control board or heater connections.
- Do not continue using: If any internal damage is visible, discontinue use immediately.
- Professional repair: F5 faults require component-level electrical diagnosis and repair by a qualified technician.
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Repair Difficulty
Professional Required
5/5
Required Part
Power Supply Section of Control Board
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