High
01 to 99 on Chaffoteaux Talia Green System

Your boiler has detected an internal error that has caused it to stop working, and you need to access the internal memory to identify the specific issue.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

Call an engineer soon

Book a Gas Safe engineer within 24 to 48 hours. Your boiler may be unsafe or could break down completely if left.

Technical description

Default / Fault code recorded in the Default Register (Menu 1)

Engineer required

This is a high severity fault. Stop using the boiler and call a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.

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