PF
Zline Power Failure or Interruption Detected

Display shows PF or flashes, clock resets; oven functions may be disabled until cleared.

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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

Recent power outage or brownout, Loose power cord connection, Loose terminal block connections, Undersized or faulty circuit breaker

How to Fix / Troubleshooting

Safety first: Before checking electrical connections, turn off power at the breaker.

  • Clear code: Press any key or Cancel/Off to clear the PF message. Reset the clock and test oven operation.
  • Check power supply: Verify that the range is on a dedicated circuit of the correct amperage (typically 40–50A for electric, 15–20A for gas ignition). Avoid using extension cords.
  • Inspect terminal block (electric models): Remove the rear cover to access the terminal block where the power cord connects. Check for loose screws, discoloration, or melted insulation. Tighten loose connections and replace any burnt parts.
  • Secure plug (gas models): Ensure the power plug is fully inserted into the outlet and that the outlet is not loose.

When to call a technician: If you find burnt wiring at the terminal block or repeated PF codes without utility power issues, have a licensed electrician or appliance technician inspect the circuit and range wiring.

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Repair Difficulty

Medium 3/5

Required Part

Power Cord and Terminal Block Assembly
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