[AT] transmission oil/fluids

[John Paur]

Thanks for the feedback Mike.  John

----- Original Message -----
From: "Mike Sloane" <mikesloane at verizon.net>
To: "Antique tractor email discussion group" <at at lists.antique-tractor.com>
Sent: Monday, August 14, 2006 4:30 AM
Subject: Re: [AT] transmission oil/fluids


> I am with Ralph on this - I use the NAPA generic tractor hydraulic fluid
> that is marked as being "equivalent" to Case Hy-Tran and the JD, Case,
> Ford hydraulic fluids. The only place I don't use it is in the Ford 2N,
> which is supposed to use transmission fluid. I have never had any
> problems with hydraulic system using that fluid (that weren't there
> before). Petroleum technology has gone so far beyond what was even
> contemplated in the early and middle parts of the 20th century, that I
> cannot conceive of modern hydraulic fluid damaging older seals. That
> being said, if the old seals were hardened and loaded up with oil
> residue, it is possible that new clean hydraulic fluid might carry some
> of that crud away and open up some leaks. But I doubt it.
>
> I recall old time car mechanics saying that using glycol antifreeze in
> an old car would cause the cooling system to leak. But the reality was
> that the leaks were already there, and the color of the antifreeze would
> show them up. I have a feeling that might be similar to the use of
> modern hydraulic fluid in an old system.
>
> Mike
>
> Ralph Goff wrote:
> > I'm using Case-IH Hytran plus in all my tractors , both old and new. I
> > have no worries about it's compatibility with older machinery.
> > Ralph in Sask.
> > http://lgoff.sasktelwebsite.net/
>
> >> To those of you that understand oils and lubricants:  Is the modern
> >> transmission/hydraulic fluid (eg. Hy-Trans and similar products)
> >> suitable for use in the older transmissions.  I'm thinking of the
> >> Farmalls, John Deeres etc form the 1930's and 40's.  How about the
> >> modern GL-5 transmission oils?  I've heard that additives in some of
> >> these are detrimental to some of the bushings and seals.  Any truth to
> >> that? Thanks for any feedback.  John
> >> _______________________________________________
>
> --
> Mike Sloane
> Allamuchy NJ
> <mikesloane at verizon.net>
> Website: <www.geocities.com/mikesloane>
> Images: <www.fotki.com/mikesloane>
>
> How dreadful knowledge of the truth can be when there's
> no help in the truth. -Sophocles, (495-405 BCE)
>
>
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