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Trane PTHD120 Expansion Valve
Every air conditioning system contains an expansion valve that makes it easier for the refrigerant to expand into its normal low-pressure vapor state from its highly pressured liquid form. Air conditioning units could not cool the air when lacking a functioning expansion valve.
Main clues the AC expansion valve will not live much longer
- AC takes forever in its attempt keep the house cool as it should
- Air from the AC is much warmer than it ought to be coming from the air handler
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Before buying or purchasing, do your due diligence and cross-check the correct model and also make a visual inspection in order to be sure the right expansion valve is the one being purchased. There is no need to install it yourself. Search for a pro locally to hire and install the part for you.
Feel free to download your manual for help.
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