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Carrier 58STX04510012 Expansion Valve
An air conditioning system could not emit cold air if the expansion valve was broken. Pretty much every air conditioning system has an expansion valve that facilitates in helping the refrigerant to expand back into gas form from a high-pressure liquid form.
Easy warnings the AC expansion valve will eventually need to be replaced
- Your AC unit takes forever to actually keep the temperature down
- The cold airflow is much warmer than it used to be being blown into the house
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