Vokera 93/95 Fault Code
Also written as 9395 — same fault.
The Vokera 93/95 fault code means: your boiler is unable to drain away water produced during normal operation because the waste pipe is obstructed, causing the system to stop working to prevent internal damage.. It appears on 3 Vokera models in our database.
Technical description: Condense pipe blocked
DIY fix possible
Locate the plastic pipe exiting the bottom of the boiler that leads to a drain or soakaway.Inspect the external end of the pipe for blockages, such as leaves, debris, or ice if it is winter.Ensure the pipe is not bent or kinked and flows freely into your household drainage system.
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Gas Safe Register →Vokera models that show the 93/95 fault code
Click a model for the full fault code list and model-specific repair notes.
Source
Vokera 93/95 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 27 April 2026