High
Faulty fan control system on Biasi Riva Advance HE M110B.24SR/C

Your boiler has detected an issue with the internal fan that safely removes combustion gases, causing it to lock out for your safety.

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.

What the manual says

Manufacturer manual

Faulty fan control system

From this model's manual
Verified against the Biasi/Biasi Riva Advance M96 24sm installation & service manual.
Plain-English guidance below. Severity, DIY steps, costs and parts are our interpretation to help you act, not text from the manual.

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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All 13 fault codes on the Riva Advance HE M110B.24SR/C

Seeing a different code? Every code this model can display, in one place.

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