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LG ARNU153SER2 Expansion Valve
A normal AC expansion valve lets the coolant to expand back to its low-pressure gas state from a high pressure liquid state. The AC in an HVAC system could not work if it were to lack a properly working expansion valve.
Red flags of a weakening AC expansion valve
- The air conditioned air is much warmer than it should be exiting the vents
- The cooling system takes its sweet time to actually keep the home at a comfortably cold temperature
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If you decide on picking up or ordering a new LG ARNU153SER2 replacement part do your best and make sure of the correct model and also make a visual inspection so that you are positive that the proper replacement expansion valve is the one being purchased. There is no rule that says you have to install the part by yourself. Consult with a professional locally to replace the part.
Feel free to download your manual for help.
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