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International Comfort Products T8DNL075B12B1 Expansion Valve
Expansion valves are used in AC systems and makes it easier for the refrigerant to expand back into vapor state from a high-pressure liquid form. Your main AC unit would not yield any cooled air if the expansion valve was broken.
Some warnings poorly running AC expansion valve
- The outdoor AC unit takes way too long to comfortably cool the indoors
- Air from the AC is not as cold as you are accustomed to comes through the ducts
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