Siemens
Electronic Timer / Control Power Supply Fault
Clock or timer on Siemens range does not keep time or resets randomly
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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
Unstable mains supply, Faulty control board power supply, Loose neutral connection, Internal capacitor failure
How to Fix / Troubleshooting
Safety first: Disconnect power before removing the control panel.
User actions:
- Check that the range is connected to a stable power source and not to a switched outlet.
- Reset the clock according to the user manual and monitor for recurrence.
Technician actions:
- Inspect the oven control board for bulging capacitors or heat damage.
- Verify tightness of neutral and live connections at the terminal block.
- Replace the control board if the internal power supply is unstable.
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Repair Difficulty
Medium
3/5
Required Part
Oven Control Board
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