Fan fault High

Ferroli Fan fault Fault Code

Also written as FANFAULT — same fault.

The Ferroli Fan fault fault code means: your boiler has stopped working because the mechanical component responsible for circulating air and exhausting combustion gases is not receiving power or has failed.. It appears on 1 Ferroli model in our database.

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: Fan not powered; Defective fan
Typical repair cost £200-350 (including labour)

Engineer required

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

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Ferroli models that show the Fan fault fault code

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

Source

Ferroli Fan fault fault code information on this page is sourced and cross-checked against the official Ferroli service / installation manuals for each affected model.

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