E14
Baxi
User Interface / Display Board Fault
Display shows E14, unit may not respond to user inputs or may show incorrect temperatures.
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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 Baxi display PCB, Damaged ribbon cable between display and main PCB, Moisture ingress into control panel, Stuck or failed buttons/encoder
How to Fix / Troubleshooting
Safety: Isolate power before removing the front control panel.
Steps:
- Inspect control panel: Remove the front fascia and check for signs of water ingress or condensation on the display board.
- Check ribbon cable: Reseat the ribbon cable between the display and main PCB. Ensure there are no broken tracks or bent pins.
- Test buttons: With power restored, test each button/knob for response. If some are unresponsive, the display board may be faulty.
Professional: Replacement of the Baxi user interface board should be done by a technician to ensure compatibility and safe reassembly.
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Repair Difficulty
Medium
3/5
Required Part
User Interface / Display PCB
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