'85's with the 1'9 L WBX had a problem with air bubbles. Any '85 and later
with a 2.1 L WBX in it didn't. Differen e in plumbing I guess.

John
On Sep 28, 2015 17:26, "Stuart MacMillan" <stuartmacm@gmail.com> wrote:

> NAPA has a UV test kit for $30 I'm going to invest in.  Parts are too
> expensive to throw at a problem like this.
>
> I'm also worried about my '85.  I did have the overflow tank spew coolant
> after a 20 mile drive on my last trip.  No bubble in the expansion tank, so
> I just sucked a bit out and it's been fine now for about 50 miles.  Maybe
> it won't happen again.  I did have a leak just before this and took out the
> two rusted tees to the rear heater.  Hopefully there was just a bubble in
> there somewhere.
>
> Stuart
>
> -----Original Message-----
> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf
> Of Neil N
> Sent: Monday, September 28, 2015 2:28 PM
> To: vanagon@GERRY.VANAGON.COM
> Subject: Re: Missing coolant
>
> Also, coolant can leak out between coolant level sensor and tank, pool at
> that point and evaporate.
>
> On Mon, Sep 28, 2015 at 2:21 PM, Jim Felder <jim.felder@gmail.com> wrote:
>
> ... Ive had it spray onto the
> > engine in such small quantities that it would evaporate before you
> > could see it.
>
>
>
> --
> Neil n
>
> Blog: Vanagons, Westfalia, general <http://tubaneil.blogspot.ca>
>
> 1988 Westy Images <https://picasaweb.google.com/musomuso/New1988Westy>
>
> 1981 Westfalia "Jaco" Images, technical <http://tubaneil.googlepages.com/>
>
> Vanagon-Bus VAG Gas Engine Swap Group <http://tinyurl.com/khalbay>
>