High
E34 on Remeha Avanta 28c

Your boiler is struggling to push air through the system correctly, so it has safely shut itself down to prevent an unsafe combustion issue.

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 speed does not match set point

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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