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Date:         Wed, 21 Jul 2010 20:57:17 -0700
Reply-To:     Shawn Wright <vwdiesels@GMAIL.COM>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         Shawn Wright <vwdiesels@GMAIL.COM>
Subject:      Re: Pressure test cooling system howto?
Comments: To: Scott Daniel - Turbovans <scottdaniel@turbovans.com>
In-Reply-To:  <034501cb294d$85c82c60$6401a8c0@PROSPERITY>
Content-Type: text/plain; charset=ISO-8859-1

Scott,

Thanks for the info on the cap. I'll probably just replace the suspect hose first and see how it goes. As for baby powder, just driving on the logging roads should offer a similar coating of powder - no rain for quite a while around here! :-)

On Wed, Jul 21, 2010 at 8:25 PM, Scott Daniel - Turbovans < scottdaniel@turbovans.com> wrote:

> re the question about can you pressurize through the vanagon 2.1 wbxer > coolant bottle pressure cap .. > yes you can .. > it's a one way valve going in with no pressure, > and only allows outflow at 13 to 15 psi or so . > > so sure you could pressurize through that cap if you wanted. > those caps are a little shakey anyway , sometimes. . > you should always have a spare around. > > here's a very fancy high tech leak finding 'system' ... > baby powder. > you spray baby powder or foot powder on the engine .. > and fluid leaks show up very easily. > > sometimes you just have to take the flange off ...examine it very carefully > ... > I even find cracks sometimes... > then put hose back on solidly etc. > 'sometimes' when I want something between the hose and what it goes on to > prevent corrosion .. > I'll apply permatex high tack gasket sealer .. > helps prevent corrosion of the aluminum ...doesn't stick things together, > come apart later .. > > it's largely about treating, dealing with, and preventing corrosion. Fully > half of my vanagon work invovles that, LOTS of that. > > scott > www.turbovans.com > > ----- Original Message ----- > From: "Alan Felder" <dieseldoofus@GMAIL.COM> > To: <vanagon@GERRY.VANAGON.COM> > Sent: Wednesday, July 21, 2010 7:33 PM > Subject: Re: Pressure test cooling system howto? > > > Shawn - go to a FLAPS and buy a Gates 19663 hose to replace that section. >> The Gates hose is about 3 feet long so you can choose where to splice it >> into your heater feed hose, where its easy to observe and maintain the >> splice. >> >> I had the same thing on a trip last december. I don't think you can >> recreate the leak under static pressure, this requires pressure and water >> pump flow at full throttle. Mine blew coolant everywhere at speed but as >> fast as you could stop and check the hose, not a drop. Mine kept this up >> for >> a thousand miles on that trip till I figured it out. >> >> On Wed, Jul 21, 2010 at 5:25 PM, Shawn Wright <vwdiesels@gmail.com> >> wrote: >> >> I have an elusive coolant leak in my 1.6TD which only appears under very >>> hot >>> conditions which I cannot reproduce on this little island... (none of the >>> hills are long enough!) >>> >>> -- >>> Alan Felder >>> Austin TX >>> 82 Diesel Westy >>> >>>

-- Shawn Wright


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