BoilerFaultCodesWhat the manual says
Manufacturer manualFrost protection active
Shared across the Energy7 range
This code is shared by the boilers in this range, which use the same control board. It may not be printed in this exact variant’s manual.
DIY fix possible
Ensure your heating is set to a schedule that prevents the house from becoming extremely coldCheck that your boiler is not located in a draughty or uninsulated areaMonitor the display to see if the code clears once the ambient temperature rises
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Related fault codes
All 79 fault codes on the Energy7 Regular
Seeing a different code? Every code this model can display, in one place.
Connectiond.02d.94F.00F.01F.10F.11F.13F.20F.23F.24F.25F.27F.28F.29F.32F.49F.61F.62F.63F.64F.65F.67F.68F.70F.71F.72F.77F.78F.83F.84F.85F.86F.87F.88F.91F.97P.01P.02P.03P.04P.05P.06P.07P.10S.0S.01S.02S.03S.04S.05S.06S.07S.08S.20S.21S.22S.23S.24S.25S.26S.27S.28S.30S.31S.32S.39S.42S.46S.53S.54S.88S.91S.96S.98S.99S.108S.109