Low
305 on Worcester Bosch Heatslave

Your boiler is currently focused on providing hot water and will resume central heating once the hot water demand is finished.

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

The boiler is waiting for domestic hot water (DHW) operation to end

DIY fix possible

Check if any hot water taps are slightly open or drippingEnsure 'hot water boost' or constant demand settings are turned off on your programmerWait for the hot water tank to reach its set temperature

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