E9
De Dietrich
Internal Power Supply Fault
Induction hob shows E9 and immediately shuts down when a zone is activated.
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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 low-voltage power supply on main board, Shorted component on control circuitry, Surge damage from lightning or spikes
How to Fix / Troubleshooting
Safety: Disconnect from mains. Do not continue to reset repeatedly as this may worsen damage.
- Visual inspection: Remove the hob and inspect the main control board for burnt components or bulging capacitors.
- Check supply wiring: Confirm correct wiring and tight terminals to rule out external causes.
Repair: Replace the main control board. Component-level repair is not recommended without proper equipment and schematics.
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Repair Difficulty
Professional Required
5/5
Required Part
Main Control Board
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