Weishaupt
Flue gas leakage
Soot deposits around inspection door or flue connection
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Safety Warning
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.
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Possible Causes
Loose flue connections, Damaged flue gaskets, Overpressure in combustion chamber, Blocked chimney
How to Fix / Troubleshooting
Safety: Flue gas leakage can lead to CO exposure. Ventilate the area and minimize furnace use until repaired.
Steps:
- Tighten joints: Check that flue pipe clamps and screws are tight.
- Gasket replacement: Replace any visibly damaged gaskets at the flue collar or inspection door.
- Chimney check: Have the chimney or vent system inspected and cleaned by a professional.
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Repair Difficulty
Hard
4/5
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