Search found 3 matches

by WilliamK1974
Wed Apr 28, 2021 9:31 am
Forum: Automotive Air Conditioning Forum
Topic: 1996 Jeep Cherokee A/C trouble
Replies: 4
Views: 4462

Re: 1996 Jeep Cherokee A/C trouble

Ok... I'm going to take it somewhere and have them evacuate, pull a vacuum, and charge it with 134a to factory spec. If it works after that, great. If not, I'll at least have some kind of reliable benchmark. The big difference in pressure suggests to me that there's an obstruction or a failing expan...
by WilliamK1974
Tue Apr 27, 2021 3:06 pm
Forum: Automotive Air Conditioning Forum
Topic: 1996 Jeep Cherokee A/C trouble
Replies: 4
Views: 4462

Re: 1996 Jeep Cherokee A/C trouble

The pump pulled it down to around 20"Hg, and the system held that vacuum for no less than 45 minutes. Just FYI, that's not a sufficient vacuum to remove all the air and moisture from the system, if any, and evacuating won't remove any oil at all. At this point, I suggest having a professional ...
by WilliamK1974
Tue Apr 27, 2021 12:30 pm
Forum: Automotive Air Conditioning Forum
Topic: 1996 Jeep Cherokee A/C trouble
Replies: 4
Views: 4462

1996 Jeep Cherokee A/C trouble

Hello everyone, I'm asking about the a/c on my 1996 Jeep Cherokee Country, 284k, factory R134a system that may or may not be running the original parts. I didn't get any maintenance records with it. When I first bought the car back in January, I could tell that the a/c worked well enough to defrost ...