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Old 11-01-2006, 06:36 AM   #6 (permalink)
Mark
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Re: How much pressure is in the transmission cooler hoses leading to the radiator


Bruce L. Bergman wrote:[color=blue]
> On Tue, 31 Oct 2006 18:43:02 -0600, "Ray O"
> <rokigawaATtristarassociatesDOTcom> wrote:[color=green]
> >"Mark" <makolber@yahoo.com> wrote in message
> >news:1162338578.378899.38460@e64g2000cwd.googlegroups.com...[/color]
>[color=green][color=darkred]
> >>I just replaced the radiator on my 95 Camry 4 cyl. I used new hoses
> >> for the upper and lower radiator feeds and 2 new hoses for the
> >> transmission cooler. I had a little trouble with the new transmission
> >> cooler hoses engaging them as far onto the fitting as I would like.
> >> The clamp is defnintly on over the bump in the fitting. I believe
> >> these hoses are not under high pressure.
> >> Is this correct? How much pressure is on the trany fluid that passes
> >> through the tranny cooler hoses?[/color]
> >
> >The ATF is not under high pressure when it is traveling to the transmission
> >cooler. High pressure lines will not be held in place with a spring clamp
> >and are usually threaded.
> >
> >The pressure going to the transmission cooler is probably under 20 PSI.[/color]
>
> But remember that doesn't apply as a blanket rule to all cars, and
> it's good that you thought to check.
>
> As an example, on some old GM Powerglide transmissions the cooler
> line pressure is low in Neutral and Drive - but it spikes to around
> 150-200 PSI when you shift into Reverse, and can blow cooler hoses
> that aren't made to handle that much pressure.
>[/color]

.....

So does anybody know what the pressure is for the 95 Camry?

Mark

 
 
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