BoilerFaultCodesVokera E29 Fault Code
The Vokera E29 fault code means: your boiler has stopped working because the internal fan is not spinning at the correct speed or the system cannot communicate with it.. It appears on 1 Vokera model in our database.
Technical description: Incorrect signal from fan
What causes the Vokera E29 fault?
This fault occurs when the boiler's main control board sends a request for the fan to spin, but the fan either fails to move or cannot report its speed back correctly. The most common reasons are a buildup of dust and debris seizing the fan bearings, a loose connection in the internal wiring, or a failure in the electronic components that control the motor.
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 E29 fault code
Click a model for the full fault code list and model-specific repair notes.
Source
Vokera E29 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