Payne Condensate Leakage onto Heat Exchanger or Burners

Rust-colored water or staining around the furnace or in the burner compartment.

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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

Leaking condensate trap, misrouted condensate line dripping on metal surfaces, corroded secondary heat exchanger, loose drain fittings

How to Fix / Troubleshooting

Safety first: Turn off power and gas before inspecting internal rust or corrosion.

  • Trace the leak: Follow water trails to identify the source (trap, hose, collector box).
  • Tighten fittings: Snug any loose hose clamps or threaded fittings on the condensate system.
  • Replace damaged components: Replace cracked traps or collector box gaskets as needed.
  • Inspect for corrosion damage: If the secondary heat exchanger shows heavy rust or perforation, discontinue use and have the furnace evaluated for replacement.
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Repair Difficulty

Hard 4/5

Required Part

Condensate Trap Assembly
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