Low
Err.L on Atag E22c

Your boiler has recorded a previous fault in its memory, but this status message simply identifies that an error happened in the past rather than indicating a current, active failure.

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

Last saved error

Engineer required

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

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