R134A, R22A, R404A, R410A and many more
The type of refrigerant that should be used for an AC unit to ensure optimal performance and efficiency is R-410A.
R134a
Your condensor outside , where the compressor is . should have an information plate showing the type of refrigerant used
R134
R-134 should be the refrigerant as R12 was banned in 1996.
it depends on many factors, like indoor and outdoor temps, and type of system and refrigerant being used.
134a refrigerant
That would depend on the type of refrigerant that is being used.
My girlfriend owns a 1994 323, and I am EPA certified for handling refrigerant. The 1994 uses R-12.
r22
R134a freon.........
R134a