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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