Pressure setting for HPCO?

Friendly format provided to inquire about automotive a/c systems.
Archived Forum

Moderators: bohica2xo, Tim, JohnHere

Post Reply
jeepsj
Posts: 77
Read the full article
Joined: Mon May 16, 2016 1:41 pm

Pressure setting for HPCO?

Post by jeepsj »

Typically what is the pressure setting for a HPCO? At what pressure should the switch open on a R134a system?
99 Jeep XJ
87 Jeep Grand Wagoneer - 6.5 turbodiesel
87 Chevy CC Dually
GM Tech
Preferred Member
Posts: 196
Joined: Fri Apr 22, 2016 7:22 am

Re: Pressure setting for HPCO?

Post by GM Tech »

HPCO normally closed switches open typically at 405-425 psi, high pressure relief valves blow at 525 psi....
jeepsj
Posts: 77
Joined: Mon May 16, 2016 1:41 pm

Re: Pressure setting for HPCO?

Post by jeepsj »

TYVM
99 Jeep XJ
87 Jeep Grand Wagoneer - 6.5 turbodiesel
87 Chevy CC Dually
Post Reply