Low
UU/1 on Ariston Genus 24 MFFI

Your boiler is displaying a status code indicating that it is performing a routine temperature check of the water warming your radiators, rather than signaling a 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

Flow temperature of the heating circuit (C°)

Engineer required

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

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