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Goodman GCH90453BX Expansion Valve
Expansion valves are used in AC systems and allows the refrigerant to expand back into its natural gas form from a liquid. A split-system AC unit would be broken if the valve was not doing its job.
Do you know if your main expansion valve is on its last leg?
- The air is well below the temp you are accustomed to blowing from the vents
- AC unit takes its sweet time in its attempt cool all the rooms in your house
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