Low
265 on Worcester Bosch Greenstar 8000

Your boiler is currently heating the water faster than your radiators or taps can use it, causing it to throttle down or pause to prevent overheating.

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

Heat demand lower than energy supplied

Engineer required

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

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