BoilerFaultCodesVokera A 07 Fault Code
Also written as A07 — same fault.
The Vokera A 07 fault code means: your boiler has detected that the water inside the system is getting far too hot, which has caused it to shut down to prevent damage.. It appears on 2 Vokera models in our database.
Technical description: Flow temperature too high, temperature differential too high, flow thermistor fault
Engineer required
This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.
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Vokera models that show the A 07 fault code
Click a model for the full fault code list and model-specific repair notes.
Source
Vokera A 07 fault code information on this page is sourced and cross-checked against the official Vokera service / installation manuals for each affected model.
Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 7 July 2026