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Carrier 58MXB100F10116 Expansion Valve
Your AC unit can not deliver properly cooled air if it was deprived of a functioning expansion valve. Pretty much every air conditioning system has an expansion valve that lets the coolant to expand back to its low-pressure gas form from a liquid.
Simple signals your main expansion valve should be replaced
- The outdoor AC unit takes too long trying to keep the temperature down
- The air is not cold enough as it ought to be exiting the air handler
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