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Carrier 48JZ036060300 Expansion Valve
Your air conditioner would probably blow heated air if the expansion valve was either damaged or just not working properly. Pretty much every air conditioning system has an expansion valve that allows the coolant to expand into its normal low-pressure gaseous form from a high-pressure liquid form.
Clues of a dying refrigerant expansion valve
- Your AC unit takes too long to comfortably cool the house down
- The cold airflow is well below the temp it ought to be comes through the ducts
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