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Whirlpool ATR1245BPP0 Expansion Valve
A split-system AC unit would not produce cooled air if the valve was not present An expansion valve permits the refrigerant to expand back into its natural gas state from a high pressure liquid state.
Clues to watch for to know the expansion valve should be replaced
- The outdoor AC unit takes way too long to cool the house down
- AC air production is definitely not as cold as it used to be exiting the air handler
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If you are going to be buying or purchasing do your best and double check the correct model and also make a visual inspection so that you are positive that the correct replacement expansion valve is the one being purchased. There is no need to install the part by yourself. Hire someone with experience in your area to replace the part.
Feel free to download your manual for help.
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