Low
1070 on Worcester Bosch Greenstar 4000

Your boiler is simply reminding you that it is time for its annual health check and service to keep it running efficiently.

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

Maintenance is due on <dd.mm.yyyy> please call your service engineer | Advanced service reminder warning.

Engineer required

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

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