Low
LED4 (Flashing) on Ferroli Falcon

Your boiler is currently in standby mode and is working exactly as it should, waiting for a signal to provide heat or hot water.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

Monitor it

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

Central heating stand-by

DIY fix possible

Check your room thermostat is set to a higher temperature than the current room temperatureEnsure your heating timer or programmer is currently in an 'on' periodVerify that the boiler's own selector switch is set to the heating or hot water mode

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