A02
Vokera fault code
Vokera A02: limit thermostat fault
Check these first, then call an engineer
Vokera's manuals describe A02 as a limit thermostat fault and list a reset as the first action.
What you can safely do
- Reset the boiler once and check it runs normally.
Call a Gas Safe engineer if
- A02 comes back after a reset.
Find a Gas Safe engineer near you
Opens the official Gas Safe Register search.
Applies to: Vision and Compact A. Codes can differ between models, so check your manual.