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Whirlpool ATR0945SPP0 Expansion Valve
An expansion valve allows the coolant to spread back into gaseous form from a high-pressure liquid form. Your AC unit would be impossible to cool the home if the expansion valve was either damaged or just not working properly.
Simple indications of a bad refrigerant expansion valve
- The air conditioner takes its sweet time to appropriately keep the house cool as it should
- The air conditioned air is well below the temp it ought to be exiting the air handler
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