Excellent info - thanks! I'll read the 83-608 pages. On Tue, Jun 22, 2010 at 6:19 AM, Dillon, Meade M CIV SPAWARSYSCEN-ATLANTIC, 53310 <meade.m.dil...@navy.mil> wrote:
> I have a chart for 134 at home, the high and low side pressures are > dependent on ambient temperature and engine speed should be held at 2000 > RPM. There are also charts in the MB service manual (83-608 in the 124 > manual). > > Assuming ambient temperature of 85F/30C, low side of 3 bar and high side > of 26 bar (44 psi and 382 psi) for a 124 diesel. > > -Max > > -----Original Message----- > From: mercedes-boun...@okiebenz.com > [mailto:mercedes-boun...@okiebenz.com] On Behalf Of Rich Thomas > Sent: Monday, June 21, 2010 3:54 PM > To: Mercedes Discussion List > Subject: Re: [MBZ] Converted AC question > > I actually did not hook up the gauges (too lazy to get them out) and > just put the can/hose/gauge on and dumped in the juice until it showed > blue on the can gauge. I thought about getting them out, but then I > realized I wouldn't know the proper pressures anyway, so it would be > kind of a misplaced effort. I did get cool air though, half comfy even > on these hot days. > > You know what they would be (remembering it is 134)? > > --R > > On 6/21/2010 3:00 PM, Dillon, Meade M CIV SPAWARSYSCEN-ATLANTIC, 53310 > wrote: > > Replacing lost oil is a good thing, and a little too much oil will > > simply rob you of some cooling efficiency (i.e. better to have too > > much than too little). > > > > What kind of pressures did you get? > > > > -Max > > > > -----Original Message----- > > From: mercedes-boun...@okiebenz.com > > [mailto:mercedes-boun...@okiebenz.com] On Behalf Of Rich Thomas > > Sent: Monday, June 21, 2010 2:47 PM > > To: Mercedes Discussion List > > Subject: [MBZ] Converted AC question > > > > The AC on the 84 300SD was converted at some point to R134, looks like > > > it was a proper job (whatever that means). It was not blowing much > > cool so I put 1.5 cans of 134 in it, and it is blowing pretty cool now > > > on a 90F day. But the compressor is making Unhappy Noises, kind of a > > graunching sound at lower revs, and the belt looks like it was really > > being strained -- it is pretty tight when not running, but the "free" > > side is deflecting and flopping quite a bit while running, and it > > sounded like it was squeaking a bit suggesting a heavy load on it at > > the compressor. The belt looks a little frayed, so I guess replacing > > it soon would be prudent anyway. Looks like there might be some AC > > oil on the hoses down near it, and on the hoses going into the > > condenser, though it is hard to tell if it is regular oil or AC stuff, > > > but since it is on those hoses mostly I am thinking AC oil. Should I > > get a can of refrigerant with some oil in it, shoot some of that in > > too, just to see if it makes the compressor happier? Or is the > > compressor nearing Fail status? (Or both?) > > > > --R > > > > _______________________________________ > > http://www.okiebenz.com > > For new and used parts go to www.okiebenz.com To search list archives > > http://www.okiebenz.com/archive/ > > > > To Unsubscribe or change delivery options go to: > > http://okiebenz.com/mailman/listinfo/mercedes_okiebenz.com > > > > _______________________________________ > > http://www.okiebenz.com > > For new and used parts go to www.okiebenz.com To search list archives > > http://www.okiebenz.com/archive/ > > > > To Unsubscribe or change delivery options go to: > > http://okiebenz.com/mailman/listinfo/mercedes_okiebenz.com > > > > > > _______________________________________ > http://www.okiebenz.com > For new and used parts go to www.okiebenz.com To search list archives > http://www.okiebenz.com/archive/ > > To Unsubscribe or change delivery options go to: > http://okiebenz.com/mailman/listinfo/mercedes_okiebenz.com > > _______________________________________ > http://www.okiebenz.com > For new and used parts go to www.okiebenz.com > To search list archives http://www.okiebenz.com/archive/ > > To Unsubscribe or change delivery options go to: > http://okiebenz.com/mailman/listinfo/mercedes_okiebenz.com > -- OK Don Panic! (the national past time). _______________________________________ http://www.okiebenz.com For new and used parts go to www.okiebenz.com To search list archives http://www.okiebenz.com/archive/ To Unsubscribe or change delivery options go to: http://okiebenz.com/mailman/listinfo/mercedes_okiebenz.com
