Search found 2 matches

by bnoonan
Fri Aug 16, 2024 8:06 pm
Forum: Automotive Air Conditioning Forum
Topic: R4 compressor Oil type change?
Replies: 4
Views: 4958

Re: R4 compressor Oil type change?

Thanks all. Much appreciated. I ended up calling the manufacturer and they were quite helpful, offering similar advice. I dumped the PAG and rinsed with mineral oil (3 times) then mounted up and all seems good so far.
by bnoonan
Wed Aug 14, 2024 6:25 am
Forum: Automotive Air Conditioning Forum
Topic: R4 compressor Oil type change?
Replies: 4
Views: 4958

R4 compressor Oil type change?

I'm redoing my AC system (1980 300D) and was going to keep using the original compressor (still works), but thought it worthwhile to go new (reman) since I'm replacing everything else. System still R12 and thats what I'm filling with. However, the new R4 compressor came pre-filled with 3oz of PAG-15...