E17
Nibe
Gas Valve Control Error
Boiler indicates gas valve or gas modulation fault, no or unstable flame
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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
Defective Nibe gas valve actuator, Loose gas valve wiring, Incorrect gas pressure, Faulty control PCB output
How to Fix / Troubleshooting
Safety first: Gas work must only be carried out by a qualified gas technician. Do not attempt to adjust or open the gas valve yourself.
- Reset boiler: Perform a reset and observe if the error reappears immediately.
- Check for other gas issues: If other gas appliances are affected, contact your gas supplier.
- Do not tamper with gas settings: Burner pressure and valve calibration require specialist tools and training.
- Professional repair: A Nibe-approved technician will test the Nibe gas valve coil resistance, verify supply and burner pressures, and replace the gas valve or PCB as needed.
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Repair Difficulty
Professional Required
5/5
Required Part
Nibe Gas Valve
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