Search found 3 matches

by jknave
Sun Aug 07, 2016 10:10 am
Forum: Automotive Air Conditioning Forum
Topic: Here are the stats, what's your diag
Replies: 4
Views: 12151

Re: Here are the stats, what's your diag

Yeah, I was wondering... I removed the fan and viscous clutch because the pulley studs started shearing off one day. Temp's been fine, but the AC wasn't working then.

I think I have a working clutch somewhere, and the original fan shroud (which may help even further), I'll switch things out and see ...
by jknave
Sun Jul 31, 2016 1:36 am
Forum: Automotive Air Conditioning Forum
Topic: Here are the stats, what's your diag
Replies: 4
Views: 12151

Re: Here are the stats, what's your diag

Not bad, only 1 year off... this is an '86 Volvo. ;)
by jknave
Sat Jul 30, 2016 11:42 am
Forum: Automotive Air Conditioning Forum
Topic: Here are the stats, what's your diag
Replies: 4
Views: 12151

Here are the stats, what's your diag

Hey there,

I'd like to just give you the numbers, what would your diagnosis be? I have my own guess(es), but I'd like to hear yours first. I can provide more detail if you want it.

R-134a, dynamic test:

Low side: 25 psig

High side: 150 psig

- Engine overheats as ac runs when engine is idling ...