How much does it cost to fix Chaffoteaux error code 30 40 50 60?

Typical repair cost for the Chaffoteaux 30 40 50 60 fault is £150-300 including labour.

30 40 50 60 Emergency

Chaffoteaux 30 40 50 60 Fault Code

Q: What does the Chaffoteaux 30 40 50 60 fault code mean?

Your boiler has detected an issue with the air intake or exhaust system, causing it to shut down to prevent unsafe operation.

Also written as 30405060 — same fault.

The Chaffoteaux 30 40 50 60 fault code means: your boiler has detected an issue with the air intake or exhaust system, causing it to shut down to prevent unsafe operation.. It appears on 2 Chaffoteaux models in our database.

Technical description: Besides freezing burnerr

Typical repair cost £150-300 (including labour)

Engineer required

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

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Chaffoteaux models that show the 30 40 50 60 fault code

Click a model for the full fault code list and model-specific repair notes.

Source

Chaffoteaux 30 40 50 60 fault code information on this page is sourced and cross-checked against the official Chaffoteaux service / installation manuals for each affected model.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 27 April 2026