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Goodman GDH81155CXCA Expansion Valve
Your HVAC system expansion valve makes it easier for the refrigerant to expand into its normal low-pressure gas state from a liquid. Your main AC unit could not cool the air if the valve was not functioning.
Signals your main expansion valve is on its last leg
- The air conditioner takes forever in its effort to bring down the temperature
- The air is much warmer than it ought to be in order to feel comfortable
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