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Carrier 38YDB037 Expansion Valve
An air conditioning system would not produce cooled air if the valve was not present A normal AC expansion valve allows the refrigerant to expand into its normal low-pressure gaseous form from a high pressure liquid state.
Clues to watch for in a bad main expansion valve
- Cooled air is not as cool as it used to be coming into the house
- Your cooling system takes forever in a bid to cool all the rooms in your house
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Before you decide on buying or purchasing, do your due diligence and double check the correct model as well as make a visual comparison so that you are positive that the correct expansion valve is being ordered. There is no rule that says you have to install the part by yourself. Search for a pro locally to replace the part.
Feel free to download your manual for help.
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