ZR-1 Net Registry Forums - View Single Post - Troubleshooting AC leak before charging with R134a

XfireZ51 · 04-22-2022

Following this. I just installed a ?newer? condenser. In my vacuum testing, I am able to pull -29? vacuum but lose it all within an hour or so. I didn?t realize you could test high and low sides individually.

04-22-2022	#2
XfireZ51 Join Date: May 2007 Location: Chicagoland, IL Posts: 9,686	Re: Troubleshooting AC leak before charging with R134a Following this. I just installed a ?newer? condenser. In my vacuum testing, I am able to pull -29? vacuum but lose it all within an hour or so. I didn?t realize you could test high and low sides individually.