Chigo
Evaporator Icing / Freeze-Up
Frost or ice forming on the indoor evaporator coil or suction line of Chigo unit.
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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
Dirty air filters restricting airflow, Indoor fan not running or running too slow, Low refrigerant charge, Very low indoor temperature setting with high humidity
How to Fix / Troubleshooting
Safety first: Turn off the unit and allow all ice to melt before further operation.
- Step 1 – Thaw the unit: Leave the AC off for several hours or run in Fan mode only to speed up thawing.
- Step 2 – Clean filters and coil: Ensure filters and coil are clean to restore proper airflow.
- Step 3 – Check fan operation: Verify that the indoor fan runs at normal speed. Replace the indoor fan motor if faulty.
- Step 4 – Adjust settings: Avoid setting the thermostat extremely low (e.g., below 20°C) in very humid conditions.
- Step 5 – Call a technician: If icing recurs, have a professional check for low refrigerant or expansion device issues.
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Repair Difficulty
Medium
3/5
Required Part
Refrigerant Circuit (Leak Repair & Recharge)
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