Low
1-d3 on Worcester Bosch Greenstar 8000 Life System

Your boiler is displaying a status message meant for solar panel systems, which likely means the control system has a minor software configuration error.

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.

DIY fix possible

Check if the solar panel system is functioning correctlyPress the reset button on the boiler control panelMonitor the display to see if the message clears

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