Except this is one of those variable compressors that does not have a normal clutch. So the hub is spinning all the time regardless of the AC being on or not.
Sent from my iPhone > On Jul 25, 2022, at 6:20 PM, Jim Cathey <jim.cathey...@gmail.com> wrote: > > Pretty sure you can always tell if the compressor hub is spinning, vs not. > Pistons gotta pis, so if they're moving so is fluid. If it won't build > pressure > either the one-way valves or shot, or the expansion valve is so open that > no pressure is built. > > At its heart, AC is extremely simple, mechanically. Worst case is a variable > displacement pump, which adds that failure point to the mix. > > -- Jim > _______________________________________ http://www.okiebenz.com To search list archives http://www.okiebenz.com/archive/ To Unsubscribe or change delivery options go to: http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com