Date:         Thu, 22 Apr 1999 08:02:49 -0700
Reply-To:     Davidson <wdavidson@THEGRID.NET>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         Davidson <wdavidson@THEGRID.NET>
Subject:      Re: Re : How VC's work
Comments: To: Wolfgang Carolsfeld <wolfgang@ISLAND.NET>
Content-Type: text/plain; charset="iso-8859-1"

Locks up at 100 degrees???? !!!!!!
So that means if you live in Arizona you VC is locked up all summer??????
Is there any evidence that these things go bad sooner in hot climates?
Bill
90 Westy Syncro
-----Original Message-----
From: Wolfgang Carolsfeld <wolfgang@ISLAND.NET>
To: vanagon@GERRY.VANAGON.COM <vanagon@GERRY.VANAGON.COM>
Date: Thursday, April 22, 1999 2:01 AM
Subject: Re : How VC's work


>I think the last couple of posts on how VC's work are each only partly
>correct.
>From what I read in a 1986 promo VW publication about Syncro, and maybe
>your owners manual, heat is the trigger that causes the patented silicon to
>undergo a dramatic phase change at 100 degrees, like Bob says, it is
>agitated AND gets hot due to shearing by the perforated plates, and at 100
>the thin liquid becomes  hard ( no this isn't science fiction), voila the
>VC locks up till it cools. The phase change is fast, part of a second or
>so. The internal plates don't actually contact adjacent plates, and with no
>metal to metal wear you get that long service life for these units.
>
>*********** REPLY SEPARATOR ***********
>
>On 4/21/99, at 5:33 PM, Robert A. Alexander wrote:
>
>>---------------------- Information from the mail header
>-----------------------
>>Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
>>Poster:       "Robert A. Alexander" <satcong@VOL.COM>
>>Subject:      Re: How VC's work
>>--------------------------------------------------------------------------
-
>----
>>
>>Stuart - It was my understanding that heat has nothing to do with it.  I
>>read that this strange, patented, material was much like my EX, agitate
>>it and it becomes hard!
>>
>>BOB
>
>=================
>Wolfgang  Carolsfeld
>wolfgang@island.net
>