F5
Gram Oven Door Lock / Latch Fault

Oven display shows F5 and the door lock may not operate correctly during pyrolytic/self-clean (if equipped).

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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 door lock motor, Jammed latch mechanism, Faulty door lock switch, Broken wiring between lock and EOC

How to Fix / Troubleshooting

Safety first: Disconnect power. Ensure the oven is cool before working on the door lock.

  • Check door movement: Open and close the door to feel for mechanical binding. Inspect the latch strike on the cabinet for misalignment or damage.
  • Access lock assembly: Remove the top panel or front control panel (depending on model) to access the door lock motor and switches.
  • Inspect linkage: Look for bent rods, broken plastic parts, or grease buildup preventing movement. Clean and lubricate lightly with high-temperature-safe lubricant if needed.
  • Test lock motor: With a multimeter, check the motor coil for continuity. An open circuit indicates a failed motor; replace the door lock assembly.
  • Check lock switches: Verify that the lock position switches change state when the latch is moved manually. Replace the switch or entire lock assembly if faulty.

Warning: Never force the door open during a self-clean cycle; wait until the oven has cooled and the lock has released or been manually overridden according to service instructions.

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Repair Difficulty

Hard 4/5

Required Part

Oven Door Lock Assembly
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