Low
S.15 on Heatline Vizo 24

Your boiler is currently performing a standard cool-down process after your heating or hot water has been running.

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

Post run pump/fan

Engineer required

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

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