Medium
S 05 on Ariston Genus Premium

Your boiler has lost the ability to monitor the temperature of your hot water because a sensor has malfunctioned, which will likely prevent you from getting warm water at your taps.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

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This fault should be looked at by a Gas Safe engineer within the next week or two. It may get worse if left.

Technical description

Short circuit on Domestic hot water sensor

Engineer required

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

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Related fault codes

S 04View →

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