

| Subject: | Re: AC head pressures (37 degrees F in a Westy!) |
| From: | Greg |
| Date: | Fri, 5 May 2000 20:33:36 -0700 |
----- Original Message ----- From: <KENWILFY@AOL.COM> To: <vanagon@GERRY.VANAGON.COM> Sent: Tuesday, May 02, 2000 2:13 PM Subject: AC head pressures (37 degrees F in a Westy!) > I use the Jetta/Golf Bentley numbers for the pressures. I then fill the > system until the pressures are right for the ambient air temp of that > particular day. Works every time for me. Of course I use Freeze-12 instead > of R-12 because it is much cheaper and I have had alot of good success with > using it and it lasting. > > Example 1: 86 Jetta with low R-12 charge. I charged last summer around the > beginning of summer with Freeze-12. On an 80 degree day the vent temps were > in the mid to upper 30's! Tested again this summer, same level of freeze out. > > Example 2: '91 Vanagon Carat. Went the whole 9 yards with a/c conversion, > new dryer, o-rings, etc. On an 80 degree day I got in the low 50s to high > 40s at the vent directly above my head all the way in the front of the van > and it is a dark maroon color. This summer (after a winter of not being > used) it works the same. > > Example 3: Just charged a '86 Westy today (basically just added Freeze-12 to > low R-12 charge). Has the older style Westy A/C with the SD-508 compressor > on it. At the vent at 80 degrees ambient temp I got 37 degrees! I was > blowing up on the back of my neck and almost gave me an ear ache. > > I would recommend anyone doing any A/C work to check out Freeze-12. It is > around $8-9 a can, no propane to blow you up, and it works excellent. I plan > on posting some more A/C info on my web page soon so keep an eye there. > Ken, where can I get Freeze-12 & information about how to charge the A/C in an 86 GL Westy? For some reason the Bentley Manual has no Info on Charging A/C system? Thanks, Greg 86GL Westy Granada Hills, CA > Thanks, > Ken Wilford > http://www.vanagain.com > John 3:16 > Phone: (856)-765-1583 > Shop: (856)-327-0027 > Fax: (856)-327-2242 >
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