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International Comfort Products T8DNL100L20B1 Expansion Valve
A normal AC expansion valve lets the coolant to expand back to its low-pressure gas form from a high-pressure liquid form. An AC system could not emit cold air if the expansion valve was somehow damaged.
General indicators that your your main expansion valve should be replaced
- Air from the AC is not as cold as it should be blowing from the vents
- The cooling system takes forever to cool all the rooms in your house
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