F93
Dacor
Door lock circuit fault (general)
Dacor oven shows F93 and may not start a cycle; door lock system error.
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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
Open or shorted lock motor circuit, Failed lock switches, Wiring harness damage, Control board lock driver failure
How to Fix / Troubleshooting
Safety first: Disconnect power at the breaker before working on the lock or control board.
- Visual inspection: Access the lock assembly and inspect wiring for burns, cuts, or loose connectors.
- Continuity tests: Test the lock motor and switches with a multimeter. Replace the lock assembly if components are open or shorted.
- Check harness to control: Verify continuity from the lock assembly to the control board. Repair any damaged wires.
- Control board: If the lock assembly and wiring are good, the control board may not be driving the lock circuit and will need replacement.
Warning: Do not attempt to bypass the lock circuit; it is a safety feature.
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Repair Difficulty
Hard
4/5
Required Part
Oven Door Lock Motor Assembly
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