I do not believe these units have an expansion valve. They use bi-flow restrictors PN 1454-2521. If yours is not working right, it is probrably because it is plugged up with debris from the compressor. It could be removed and cleaned.
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Dan & Sharon (Zena-Our Yorkie Puppy)(Kasey-Our Yorkie Puppy RIP 9Jan05-26Jul17) On the Road (2012 Journey 36M, 2020 Chevy Equinox)
USN-Ret ('65-'93) Fulltimers, Class of 2012
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