Low
F7 328 on Worcester Bosch Hideaway

Your boiler has detected a temporary loss of electricity and simply needs to be restarted into its normal routine.

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

A brief power failure has occurred

DIY fix possible

Locate the reset button on your boiler's control panelPress and hold the reset button for five secondsRelease the button and wait for the boiler to complete its start-up sequence

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