High
Reset light illuminated on Vokera Mynute 23E

Your boiler has stopped working because it couldn't start properly or became too hot, so it has safely turned itself off to prevent any damage.

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.

What the manual says

Manufacturer manual

The appliance has failed to ignite or has overheated, when this happens the boiler automatically shuts down and requires to be reset manually.

From this model's manual
Verified against the Vokera Boiler Mynute 20e installation & service manual.
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 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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