Low
1-d3 on Worcester Bosch Greenstar 8000 Life

Your boiler is displaying a status message related to optional solar water heating equipment, which is usually just an information screen rather than a system fault.

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

Collector pump % Is only displayed, if a solar module is connected.

Engineer required

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

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