Low
305 on Worcester Bosch Greenstar 8000 Life System

Your boiler is temporarily pausing to prevent the water from overheating, which is a normal protective feature and not a sign of a breakdown.

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

Boiler in hot water anti-cycle mode

Engineer required

This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.

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