There should be a vacuum sensor on dryer (or there abouts) that shuts down compressor when a vacuum exists.edelmatt wrote:Now I can force the system to run anytime.
If 134a is installed, there's a good chance your AC's front seal will blow out.
As I've noted before, if driven in-town, get a new fan clutch, and maybe new radiator, and if you have electric fan, make sure it works






