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Lennox 13ACD-018 Expansion Valve
A split-system AC unit can not work right if the expansion valve was broken. A normal AC expansion valve permits the refrigerant to expand back into its natural gas state from a high pressure liquid state.
Signals poorly running AC expansion valve
- The cool flow of air is much warmer than you are accustomed to exiting the air handler
- Your cooling system takes way too long to appropriately keep the temperature down
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If you are going to be buying or ordering, do your due diligence and double check the correct model and also make a visual comparison in order to be sure the correct replacement expansion valve is being ordered. The installing of the expansion valve is a breeze if you have the time and have the proper tools to get it done.
Feel free to download your manual for help.
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