Fan runs boiler does not work High

Ferroli Fan runs boiler does not work Fault Code

Also written as FANRUNSBOILERDOESNOTWORK — same fault.

The Ferroli Fan runs boiler does not work fault code means: your boiler is attempting to start its fan but cannot complete the ignition process, meaning it cannot provide you with heating or hot water at this moment.. 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: Check mains supply, terminal block, fuse, external controls, and air pressure switch continuity
Typical repair cost £120-250 (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 runs boiler does not work fault code

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

Source

Ferroli Fan runs boiler does not work 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