What question is being asked about the AC system?
The AC system from a newer Nissan 300zx can be retrofitted to a 1987 with a serious vacuum problems by making a number of modifications. New mounting brackets, wiring, refrigerant, and AC hoses will be needed.
remove the glove box and its right there, remove the plug, and unscrew.
Have you checked the 30 Amp fuse ?
You can't, you need to have the system switched over to use refrigerants R12a or R134a, because the refrigerant R12 is now banned.
Go to www.CarGrus.com and download you a repair manual. Your question would require extensive knowledge and multi pages of an answer.
The evaporator is the part on a vehicle with an air-conditioning system which causes the refrigerant liquid under pressure to change to gas.
Try replacing the radiator fuse relay
300zx from 84 - 88 are z31
You have to first diagnose and correctly identify the issue causing the problem before you can repair it. There are several reasons why AC systems can blow hot - to know how to repair it you need to know that reason.
There were 3,000 Nissan 300zx convertibles made
VG30DETT is in the 90-95 Nissan 300zx. It is a v6