Weishaupt Condensate leakage

Condensate dripping from flue joints or around burner door

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

Improper flue slope, Failed flue gasket, Blocked condensate drain, Corroded flue components

Safety: Condensate is mildly acidic; avoid skin and eye contact.

Steps:

Check condensate drain: Ensure the condensate trap and drain line are clear and properly connected.
Flue slope: Visually confirm that horizontal flue sections slope back toward the boiler/furnace as specified.
Gaskets: Inspect accessible flue joints and the burner door gasket for signs of deterioration. Replace gaskets if they are cracked or compressed.

Medium 3/5

Burner Door Gasket

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