Low
E00 to E99 on Ariston Clas HE Evo

This code indicates that the boiler is simply showing you a history log of the last ten problems it has encountered.

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

This parameter allows the last 10 boiler errors flagged to be displayed, indicating the day, month and year.

Engineer required

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

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