E92
FAULT CODE
Baxi
Combustion Error
High Severity
Engineer Required
The combustion quality is outside the permitted range. The air/gas mixture is not correct for safe and efficient operation.
Step-by-Step Fix Guide
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Step 1
This could indicate a blocked flue, wrong gas restrictor, or flue gas recirculation
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Step 2
Check the external flue terminal for blockages
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Step 3 Engineer only
A Gas Safe engineer must perform a flue gas analysis and rectify the combustion settings
Gas Safe Reminder
Work on gas appliances must be carried out by a Gas Safe registered engineer. The steps above cover safe checks a homeowner can perform - any internal component replacement requires a qualified professional. If in doubt, always call an engineer.