PF
Frigidaire Power Interruption or Line Voltage Issue

Microwave displays PF (Power Failure) and may beep; clock resets.

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Possible Causes

Recent power outage or brownout, Loose power cord connection, Faulty outlet or house wiring, Failing line filter or noise filter board

How to Fix / Troubleshooting

Safety First: Ensure hands are dry when working with electrical outlets.

Steps:

  • Reset clock: Press Clear/Off and reset the clock. If PF does not return, no further action is needed.
  • Check outlet: Confirm the microwave is plugged in securely. Test the outlet with another appliance to verify power.
  • Dedicated circuit: Frigidaire over-the-range microwaves should be on a dedicated 120V circuit. Avoid using extension cords or power strips.
  • Monitor frequency: If PF appears frequently without known outages, have an electrician check the circuit and outlet for loose connections or low voltage.
  • Internal components: If external power is stable but PF persists, a technician may need to inspect the Frigidaire line filter / noise filter board and main control board.
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Repair Difficulty

Easy 2/5
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