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LG ARNU073SER2 Expansion Valve
Every air conditioning system contains an expansion valve that allows the refrigerant to expand back into its natural vapor state from a liquid. The AC in an HVAC system would probably be the worst AC in the world if the valve was missing.
Red flags of a failing AC expansion valve
- Your cooling system takes too long in attempting to keep the house cool
- The cold airflow is not cold enough as it really should be for the AC to cool the house
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