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Whirlpool ATR0952CPP0 Expansion Valve
A split-system AC unit would probably be the worst AC in the world if the valve was not working. Your home AC system contains an expansion valve that lets the coolant to expand back to its low-pressure vapor form from its highly pressured liquid form.
Some clues the expansion valve has little life left
- Cold air is well below the temp it should be coming into the home
- The air conditioner takes a really long time to properly keep the home at a comfortably cold temperature
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