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Payne PY2PNB060090AA Expansion Valve
The AC in a split system would be worthless if the valve was not functioning. Pretty much every air conditioning system has an expansion valve that facilitates in helping the refrigerant to expand into its normal low-pressure vapor form from a high pressure liquid state.
Simple signals your main expansion valve is in need of replacing
- Cooled air is well below the temp than the usual air coming out of the vents
- Your cooling system takes its sweet time to actually keep things cool
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