thanks for your response yes i know that 2.25 lbs not enought for an 2.75 system but as i start with an 75 psi on high side this should had some refrigérant left inside ? and the last 120z can ive added not increase pressure so im guessing ive already overcharged its my third car ive recharge and th...

Hi all im working on an 2001 ford f53 chassis motorhome with 6.8l r134a system with 2.75 pound a/c stop working so ive put gauge on it and ive see 6inch vacuum on low side and 75 psi on high ive found that the lowside/cycling swicht was loose and leaked so ive repaired it and add an 12oz can on syst...