E10
Brötje
Module communication fault
E10 displayed, communication error with expansion module or cascade controller
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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
Bus wiring fault, Incorrect addressing, Faulty expansion module
How to Fix / Troubleshooting
Safety: Isolate power before working on low-voltage wiring.
- Check bus cable connections and polarity.
- Verify module addresses/dip switches per Brötje documentation.
- Test with a known-good cable or module.
- Replace faulty module if communication cannot be restored.
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Repair Difficulty
Hard
4/5
Required Part
Expansion Module
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