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Carrier 58MVB120F10120 Expansion Valve
The AC in your house would not yield any cooled air if the expansion valve was somehow damaged. An expansion valve makes it easier for the refrigerant to expand into its normal low-pressure gas form from a high pressure liquid state.
Subtle hints your main expansion valve needs replacing
- The cold airflow is definitely not as cold as it really should be for the AC to cool the house
- Your cooling system takes forever in its attempt keep the house cool as it should
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