HI
Challenge High Humidity Indication / Sensor Out of Range High

Display shows HI for humidity; unit may run continuously.

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Possible Causes

Actual humidity above sensor range, humidity sensor contaminated or shorted, sensor located in stagnant air pocket

How to Fix / Troubleshooting

Steps:

  • Verify environment: In very damp spaces (e.g., drying laundry rooms), HI may be normal. Improve ventilation if possible.
  • Relocate unit: Move the dehumidifier to a more central location away from direct water sources.
  • Clean humidity sensor: Access and gently clean the sensor module. Ensure nothing is blocking airflow around it.
  • Replace sensor if reading is clearly wrong: If the room does not feel extremely humid but HI remains, replace the humidity sensor module.
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Repair Difficulty

Easy 2/5

Required Part

Humidity Sensor Module
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