Low
H08 on Worcester Bosch Greenstar i

Your boiler has reached its programmed service interval and is kindly reminding you that it is time for a routine professional safety check.

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

The set interview date has expired. Maintenance required.

Engineer required

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

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