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GE AZ75H12DACM1 Expansion Valve
Your home AC system contains an expansion valve that makes it easier for the refrigerant to expand back to its low-pressure gas form from a liquid. Your main AC unit cannot possibly cool the house if the valve was not present
Signals the expansion valve is on its last leg
- Air from the AC is well below the temp it ought to be blowing through the ductwork
- Your cooling system takes a really long time in its effort to cool the house down
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