Emergency
E01 530 on Ideal Mexico CF3 40 & 50

Your boiler is struggling to clear fumes properly because an internal metal part designed to guide exhaust gases is likely out of position or damaged.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

Act immediately

Turn off your boiler and stop using gas appliances. Call a Gas Safe engineer now. This fault can be dangerous if ignored.

Technical description

Flue baffle CF 3/140

Engineer required

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

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