Baxi Condensate Leak

Water leaking from the flue area or from a plastic drain near the base on a condensing Baxi water heater.

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

Possible Causes

Cracked condensate trap, Loose condensate hose connection, Blocked condensate line causing overflow, Incorrect fall on condensate pipe

Safety: Condensate is mildly acidic. Wear gloves and protect surrounding surfaces.

Steps:

Inspect condensate trap: Check for cracks or poor seals. Reseat or replace if necessary.
Check hose connections: Ensure all rubber or plastic hoses are fully pushed onto their spigots and secured.
Clear blockage: Disconnect the external condensate pipe and flush it with water to remove sludge.

Medium 3/5

Condensate Trap and Pipework

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