Medium
d.61 on Vaillant Turbomax 824/828

Your boiler has recorded several instances where it shut down unexpectedly, indicating an underlying issue that is preventing it from running reliably.

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.

What the manual says

Manufacturer manual

Number of lock outs s

From this model's manual
Verified against the Vaillant Turbomax 824 828 installation & service manual, page 39.
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 fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.

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