High
b29 on Remeha Quinta 85

Your boiler has detected a problem with how fast its internal fan is spinning, which is preventing it from running safely.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

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

Internal check on fan speed. Will go to fault code 29, refer Par. 10.2.

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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Related fault codes

b25View →b26View →

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