Whirlpool Overheating Cabinet / Poor Ventilation

Dehumidifier plastic cabinet feels unusually hot to the touch

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Possible Causes

Blocked exhaust grille, Fan not running at full speed, Dirty condenser coil, High ambient temperature near unit

How to Fix / Troubleshooting

Safety: Unplug the unit if it smells like burning plastic or if the cabinet is too hot to touch comfortably.

Steps to reduce cabinet temperature:

  • Improve clearance: Ensure at least 12–18 inches of space around all sides of the dehumidifier.
  • Clean filter and condenser: Remove dust from the air filter and warm condenser coil to improve heat rejection.
  • Check fan operation: Confirm the fan runs whenever the compressor is on. Replace the fan motor if it is slow or intermittent.
  • Relocate unit: Avoid placing the dehumidifier near heat sources or in confined closets.

Test: After cleaning and adjustments, run the unit and verify that the cabinet remains warm but not excessively hot.

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Repair Difficulty

Easy 2/5

Required Part

Fan Motor
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