Didn't someone say having any copper in the system would give electrolsis
problems and ultimately leaky heads again?

I'd make sure the 3M product will handle the heat.  if it's a urethane based
adhesive from 3M, it prolly won't.  PVC won't handle the heat either.

DM&FS
----- Original Message -----
From: "Terry Kay" <CTONLINE@WEBTV.NET>
To: <vanagon@GERRY.VANAGON.COM>
Sent: Thursday, October 04, 2001 5:13 PM
Subject: Re: Double T Trouble

> Rick,
> A couple of things you can do---
>
> One is simple, the other's are not so simple.
>
> In the event of an emergency, such as you described, simply pull of the
> hose to the fill tank, and loosen up the pressure cap on the expansion
> tank.
> Not too much----- just about a 1/8th of a turn will relieve enough
> pressure to slow or stop the leak enough to get you home.
>
> I did this 2 months ago, when one of the engine hoses split---got me
> home, and back to work the next morning with zero leakation.
>
> And as far as replacing the "H" coupling, I would go to "Ace is the
> place" and fabricate the piece from pvc, or copper tubing.
> I think the copper tubing unit, soldered together, would be a bullet
> proof solution.
>
> Or you could purchase some 3-M body panel adhesive, and rough out the
> crack, and apply some of this stuff-----it is the only thing I know of
> that will permanently bond polyurethane, or polystyrene.
>
> But the catch here is that the stuff is expensive,and comes in a larger
> quanitity than you will need---just hope you have something else you
> might want to permanently glue together----
>
> Later,
>
>             ______________
>            |[  ] [  ] [ ]\
>            |    |    |    |
>      ~~~ ~||-(())----(())-|
>
> Terry--
> 74 Campmobile- (Clementine)
> 85 GL- (Delilah)
> 86 BMW 325 ES- (Eva)
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~     "In life, it is much better to want
> something you cannot have---
>
> Than to have something you can't get rid of"
>
> (T.K.)