Date: Sun, 4 Apr 2004 20:53:22 -0400
Reply-To: Eric Zeno <vw4x4@FYI.NET>
Sender: Vanagon Mailing List <vanagon@gerry.vanagon.com>
From: Eric Zeno <vw4x4@FYI.NET>
Subject: Re: New thermostat, differs in equilibrium temp- was,
86 Vanagon unstable idle
In-Reply-To: <BAY14-F633w9cUnv8Gf00016a67@hotmail.com>
Content-Type: TEXT/PLAIN; charset=X-UNKNOWN
Easy question. Air in the system. Every time you open the system,
you get air in it. Engine will run hot until bleed.
Eric 86-VW4x4
vw4x4@fyi.net 86-SS Syncro
Pittsburgh, PA USA 1936-Chrysler
92-Jetta GWC
www.fyi.net/~vw4x4/vw4x4.htm
On Sun, 4 Apr 2004, Jeff Hartman wrote:
> Two questions for any takers:
>
> (1) Does anyone know why the identical thermostat I just replaced would show
> a slightly higher temp regestering on my gauge? The original was taking for
> ever to allow warm up, so I replaced it with the same Behr 025 121 113 E
> model (even has VW stamped on it) They look identical and both have 87
> degrees c on them. The original would stay, when it finally came to temp,
> at the lower end of the light, and now this new one stays in the middle to
> upper end of the light surface when warm.
>
> The new one definately allows quick warm up, and produces a lot more heat
> from the exchangers in the van. Is this higher temp a problem or an
> improvement? Thanks, Jeff
>
> (2) I just bled the thermostat housing, and am wondering if I did it
> correctly. I losened the set screw, and turned the knob on top,
> counterclockwise, then coolant started comming out the set screw area, I
> tightened the knob, and tightened the set screw, and it stopped. Is that
> the correct proceedure?
>
> Many thanks,
> Jeff Hartman
> 86 vanagon, 2.1
> Juneau, Alaska
> >From: Jeff Hartman <jeffhartman11@HOTMAIL.COM>
> >Reply-To: Jeff Hartman <jeffhartman11@HOTMAIL.COM>
> >To: vanagon@GERRY.VANAGON.COM
> >Subject: Re: 86 Vanagon unstable idle (grounds)
> >Date: Sat, 3 Apr 2004 10:01:24 -0900
> >
> >I started going through the grounds on on my 86 vanagon last night. There
> >are sooo many of them. One connecting to the top of the engine, is a
> >braided copper affair. It has some fraying, but the contact points are all
> >clean, under the hex head cap screws and metal surfaces. Do I need to
> >replace the braided copper ground?
> >
> >Also, is there a good list of all the ground locations for our vanagons
> >somewhere?
> >Thanks, Jeff Hartman
> >86 Vanagon 2.1
> >Juneau, Alaska
> >
> >
> >>From: "Mike Collum" <collum@verizon.net>
> >>To: "Jeff Hartman" <jeffhartman11@HOTMAIL.COM>
> >>Subject: Re: 86 Vanagon unstable idle
> >>Date: Tue, 30 Mar 2004 23:49:51 -0500
> >>
> >>Jeff,
> >>
> >>The fact that it changes with electrical load leads me to think it could
> >>be
> >>a problem with electrically dirty connectors and/or grounds. It can be
> >>surprising how a bad ground at one end of the machine can effect equipment
> >>at the other end, too.
> >>
> >>Mike
> >>Houlton, Maine
> >>'84 GL 7 pass
> >>'85 GL Westy
> >>
> >>----- Original Message -----
> >>From: "Jeff Hartman" <jeffhartman11@HOTMAIL.COM>
> >>To: <vanagon@GERRY.VANAGON.COM>
> >>Sent: Tuesday, March 30, 2004 11:28 PM
> >>Subject: 86 Vanagon unstable idle
> >>
> >>
> >> > Hi, I have been struggling with an unstable idle. It is very cyclic and
> >>the
> >> > cycles and frequency increase with an electric load (fans etc.) With
> >>the
> >>O2
> >> > sensor and temp sensor replaced, and other tuneup adjustments made, the
> >>VW
> >> > dealership claims I need a mass airflow sensor. This was determined
> >>without
> >> > any computer diagnostics. In fact the dealer's service department says
> >>that
> >> > their new computer testing equipment no longer can test our obsolete
> >> > Vanagons.
> >> >
> >> > I don't have a lot of faith in them, so do you have any ideas of
> >>whether
> >> > they are right and what I should test next? I made a cursory review of
> >>the
> >> > archives over a couple of recent years, without finding this exact
> >>problem
> >> > described.
> >> > Thanks, Jeff Hartman
> >> > Juneau, Alaska
> >> > 86 2.1 Vanagon
> >> >
> >> > _________________________________________________________________
> >> > Get rid of annoying pop-up ads with the new MSN Toolbar - FREE!
> >> > http://toolbar.msn.com/go/onm00200414ave/direct/01/
> >>
> >>
> >
> >_________________________________________________________________
> >Get rid of annoying pop-up ads with the new MSN Toolbar – FREE!
> >http://toolbar.msn.com/go/onm00200414ave/direct/01/
>
> _________________________________________________________________
> Persistent heartburn? Check out Digestive Health & Wellness for information
> and advice. http://gerd.msn.com/default.asp
>
|