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LG LS-K2430HL Expansion Valve
A normal AC expansion valve lets the coolant to expand back to its low-pressure vapor state from a high-pressure liquid form. The AC in a split system would probably blow heated air without a properly functioning valve.
Key clues to watch for in a bad refrigerant expansion valve
- Your cooling system takes a long time in its bid to cool the home
- Cooled air is well below the temp it ought to be for the AC to cool the house
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