Bush
Power Retention / Backup Circuit Fault
Microwave clock and settings reset to default after each use or when door is opened.
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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
Faulty control PCB memory circuit, Intermittent mains connection, Loose power cord, Internal PCB crack
How to Fix / Troubleshooting
Safety: Unplug before inspection.
- Check power cord and plug: Ensure a snug fit in the socket and no movement when the door is opened/closed.
- Inspect internal connections: Check the mains input terminals and wiring for looseness.
- Replace control PCB: If power is stable but settings are lost, the control board memory circuit is likely faulty.
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Repair Difficulty
Hard
4/5
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