[AT] Air conditioning problems In my parts getter...

[Henry Miller]

The book way is to empty the entire system, pull a vaccum and fill by weight. I watch pressure myself, but to do it right you only need the low side. 

-- 
  Henry Miller
  hank at millerfarm.com

On Fri, Jun 11, 2021, at 18:23, Jim Becker wrote:
> Do you even need to connect to the high side?  I thought common practice 
> these days is to just watch the low side pressure when charging.
> 
> Jim Becker
> 
> -----Original Message----- 
> From: Cecil Bearden
> Sent: Friday, June 11, 2021 2:33 PM
> To: at at lists.antique-tractor.com
> Subject: Re: [AT] Air conditioning problems In my parts getter...
> 
> I went to add freon to my Big Belarus this morning.  The high side
> connector would not connect.  No matter how hard I pushed on the
> connector it would not go on far enough to connect with the groove.   I
> had to replace the freon a couple of years ago when the tractor was
> split, but I don't remember having any problems. The connectors I use
> are the ones that attach then screw the knob at the end to depress the
> schrader valve and connect..
> 
> Cecil
> 
> On 6/11/2021 12:30 PM, Steve W. wrote:
> > Cecil Bearden wrote:
> >> Steve:
> >>
> >> I will check into it.  Some of the tractors have some leaks I can't find.
> >> Cecil
> >>
> >>
> >
> > The bigger shops are using nitrogen for testing because the sniffers are 
> > cheaper and it does work, but I have CO2 on hand for the welder so why 
> > have a bunch of extra bottles to pay for.
> >
> > I've found a lot of leaks just using the cheap bubble fluid you can get in 
> > the dollar stores. Doesn't have all the extra stuff like a dish soap has 
> > and it creates larger bubbles.
> >
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