Medium
153 on Baxi Assure

Your boiler has gone into a safety lockdown because the reset button has been pressed for too long or too many times in a short period.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

Book a service

This fault should be looked at by a Gas Safe engineer within the next week or two. It may get worse if left.

Technical description

Forced reset unit unlocked

DIY fix possible

Turn the boiler power off at the fused spur switch (the wall switch).Wait for approximately 30 seconds.Turn the power back on and wait for the boiler to complete its restart sequence.

Find a Gas Safe engineer
Search the official register →

Related guides you might find useful

Boiler keeps cutting out

Lockout fault with a reset-needed pattern.

Read →

Yellow or orange flame — CO safety

Safety-critical — turn off, read this.

Read →

Is boiler cover worth it?

Break-even maths on monthly cover.

Read →