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Carrier 38YSA024 Expansion Valve
An AC system would not produce cooled air without a working expansion valve. Your home AC system contains an expansion valve that lets the coolant to expand back to its low-pressure vaporous form from its highly pressured liquid form.
Signs that your Carrier expansion valve is going out
- Your cooling system takes way too long in a bid to keep things cool
- AC air production is well below the temp it should be comes through the ducts
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