Why Is My Air Conditioner’s Refrigerant Line Covered in Ice?

Why Is My Air Conditioner’s Refrigerant Line Covered in Ice? Your outside air conditioning refrigerant line is covered in ice—which seems crazy in our Alabama heat. What’s the deal? Chances are, the indoor unit’s evaporator coil is frozen solid and cold liquid refrigerant is flowing to the outside unit through the refrigerant line (which is …

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