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Lennox CB28UH-018 Expansion Valve
Your home AC system contains an expansion valve that allows the refrigerant to expand into its normal low-pressure vaporous form from a liquid. A split-system AC unit would not produce cooled air if the expansion valve was worn out.
Do you know if your refrigerant expansion valve is about to go out?
- AC unit takes a long time in a bid to cool as it should
- The cooled air is much warmer than you are accustomed to streaming from the vents
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Before you decide on buying or ordering any Lennox CB28UH-018 part do your best and cross-check the model number as well as make a visual inspection so that you are positive that the proper replacement expansion valve is the one being purchased. Replacing the expansion valve is a piece of cake if you have the time and have the tools to do it right.
Feel free to download your manual for help.
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