A14
Brötje
Configuration / parameterisation fault
Display shows A14, boiler indicates gas type or parameter error after commissioning
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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
Incorrect gas type setting, Wrong burner calibration, Corrupted control parameters, Incompatible control board firmware
How to Fix / Troubleshooting
Safety: Only trained technicians should change gas type or combustion parameters.
- 1. Enter installer menu: Access the Brötje service level using the installer code (see manual).
- 2. Verify gas type: Check that the selected gas type (e.g., natural gas E, LPG) matches the installed nozzle and gas supply.
- 3. Reset parameters: If available, perform a factory reset of control parameters and re-enter commissioning data according to the Brötje commissioning protocol.
- 4. Combustion check: After correcting settings, perform a flue gas analysis and adjust the gas valve if required.
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Repair Difficulty
Professional Required
5/5
Required Part
Main Control Board
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