TCL Restricted Airflow / Fan Obstruction

Dehumidifier fan runs but there is little or no airflow from the front grille.

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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

Clogged air filter, Blocked intake or exhaust, Ice buildup on evaporator, Loose or broken blower wheel

How to Fix / Troubleshooting

Safety: Unplug the unit before removing covers.

  • Clean filter: Remove and wash the air filter. Let it dry completely before reinstalling.
  • Check for obstructions: Ensure furniture, curtains, or walls are not blocking the intake or exhaust.
  • Inspect evaporator: Remove the front cover and check for ice or heavy dust on the evaporator coil. Defrost fully and clean as needed.
  • Blower wheel check: Verify the blower wheel is firmly attached to the motor shaft and not cracked. Replace if damaged.
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Repair Difficulty

Medium 3/5

Required Part

Blower Wheel / Fan Assembly
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