Date:         Mon, 12 Aug 2002 12:54:05 -0500
Reply-To:     Stan Wilder <wilden1@JUNO.COM>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         Stan Wilder <wilden1@JUNO.COM>
Subject:      Re: oil pressure relief valve spec
Comments: To: Jay.L.Snyder@USA.DUPONT.COM
Content-Type: text/plain; charset=us-ascii

OK I see we're talking about two different animals here.
Sorry if I missed the WBX in a previous post.

Stan

On Mon, 12 Aug 2002 11:22:13 -0400 Jay L Snyder
<Jay.L.Snyder@USA.DUPONT.COM> writes:
> I think we are talking wbx here.  I don't have an oil cooler, either
> ('85
> 1.9l).  I have seen this pressure (80 to 85 psi) on both my tired
> engine
> and now with the new engine was installed.  My gauge is installed at
> the
> stock sender location, down between cyls. 3 and 4.
>
> Jay
>
>
>
>
> Stan Wilder <wilden1@juno.com> on 08/12/2002 11:10:29 AM
>
> To:    Jay L Snyder/AE/DuPont@DuPont
> cc:    vanagon@GERRY.VANAGON.COM
> Subject:    Re: oil pressure relief valve spec
>
>
> Jay:
> I'd like to hear the reasoning behind this thought.
> I say true; the gauge will be at 80+ and that is indeed the pressure
> at
> the sender and very close to what the pump is putting out.
> At 80 psi the oil filter and oil cooler is bypassed and oil is being
> sent
> only to the bearings and back through the bypass valve to the sump.
> The
> bypass should be fully open at 47 psi but the oil return gallery
> and
> bearings still maintain high readings until the engine is fully
> warmed
> because of their physical capacity in diameter.
> That is one of the purposes of the pressure relief valve in a Type
> IV
> engine, save the cooler and the oil filter from exploding.
> If you have another engine, things might be just as you say.
>
> Stan Wilder
>
>
> On Mon, 12 Aug 2002 10:18:14 -0400 Jay L Snyder
> <Jay.L.Snyder@USA.DUPONT.COM> writes:
> > Goes at around 80 psig.  If you install a gauge you will see it go
> to
> > 80
> > psig or so and start to drop as the oil warms a bit.
> >
> >
> > Jay
> >
> >
> >
> >
> > TinkerMan <tinkerman007@YAHOO.COM>@gerry.vanagon.com> on
> 08/12/2002
> > 10:11:14 AM
> >
> > Please respond to TinkerMan <tinkerman007@YAHOO.COM>
> >
> > Sent by:    Vanagon Mailing List <vanagon@gerry.vanagon.com>
> >
> >
> > To:    vanagon@GERRY.VANAGON.COM
> > cc:
> > Subject:    oil pressure relief valve spec
> >
> >
> > I wonder what's the oil pressure relief valve spec
> > (i.e. what's the max allowable oil pressure).
> > Can't find it in the Bentley or Haynes.
> > Any knowledgeable dudes out there?
> >
> >
> > =====
> > Cheers, T-man.
> >
> > __________________________________________________
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________________________________________________________________
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