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Carrier 38YZA042 Expansion Valve
Your HVAC system expansion valve facilitates in helping the refrigerant to expand into its regular gas form from a liquid. A split-system AC unit could not work if the valve was missing.
What are the indications that my main expansion valve is almost dead?
- The air conditioned air is much warmer than it ought to be coming into the house
- AC takes its sweet time to appropriately keep things cool
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If you are going to be buying or ordering do your best and cross-check the correct model and also make a visual inspection in order to be sure the correct expansion valve is the one being purchased. Installation of a new expansion valve is not difficult if you have the know-how and have the proper tools to do it right.
Feel free to download your manual for help.
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