High
Fan does not run at max speed on Baxi Combi 80e

Your boiler has detected that it has become too hot and has automatically shut down to prevent damage, causing it to stop heating your home and water.

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

Go to section 'J' - Check if safety thermostat has been activated (overheat thermostat). Allow to cool and check continuity.

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.

Find a Gas Safe engineer
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