Vicks Air Bypass / Internal Ducting Leak

Dehumidifier runs but blows warm, humid air back into the room with little drying effect.

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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 internal air baffles, Missing foam seals, Misaligned fan shroud, Damaged ducting

How to Fix / Troubleshooting

Safety first: Unplug before opening the cabinet.

  • Inspect airflow path: Remove the cover and examine the path from intake through evaporator and condenser to outlet. Ensure the fan shroud is properly seated and sealed.
  • Check foam seals: Replace or reposition any foam gaskets that separate intake and exhaust air streams.
  • Secure baffles: Tighten screws or clips holding internal baffles and ducting in place.
  • Test performance: Reassemble and test. If bypass persists, more extensive internal repair or replacement may be required.
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Repair Difficulty

Hard 4/5

Required Part

Fan Shroud / Air Baffle Seals
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