When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission.

Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network

HOME > HVAC > DESA > R165A > EXPANSION VALVE

Desa R165A Expansion Valve

Your HVAC system expansion valve allows the coolant to expand back into its natural vapor state from a high pressure liquid state. The AC in an HVAC system can not deliver properly cooled air without a properly functioning valve.

Major signs the AC expansion valve has to be replaced

The cool flow of air is well below the temp it really should be coming into the house
AC takes its sweet time in its attempt bring down the temp in the house

This site contains affiliate links for which I may be compensated

Check eBay to see if your expansion valve is in stock!

If you decide on picking up or ordering any Desa R165A replacement part, do your due diligence and cross-check the model number and also 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 replace the part all by yourself. Find a professional in your community to hire and install the part for you.

Feel free to download your manual for help.

This site contains affiliate links for which I may be compensated

Check eBay for your expansion valve!