BoilerFaultCodesYour boiler has automatically triggered its frost protection mode because the internal temperature has dropped too low.
This is a minor fault. Keep an eye on it and mention it at your next annual boiler service. Reset the boiler and see if it clears.
Technical description: Anti freezing system, pump and burner on
DIY fix possible
Check that the boiler is switched on and the room thermostat is not set to a very low temperatureEnsure the boiler is not in summer mode if the weather is freezingWait for the boiler to cycle through its protection phase; the code should clear once the internal temperature rises
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