No wonder the guy that sells me the parts has the nickname "Piggybank" for
Ursula.

Hector

On Sun, Apr 8, 2012 at 1:04 AM, Dennis Haynes <d23haynes57@hotmail.com>wrote:

> Both style caps should work. So should the black or blue ones. It is
> possible you got a bad one. Once the coolant level sensor is forced out the
> sensor and tank need to be replaced as the threads are damaged.
>
> Dennis
>
>
> -----Original Message-----
> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf Of
> Hector Zapata
> Sent: Saturday, April 07, 2012 6:33 PM
> To: vanagon@GERRY.VANAGON.COM
> Subject: Re: '86 Westy coolant questions
>
> If I may, there are two types of blue caps: the one with the two valves on
> the black rubber membrane is the right one for the vans, just had to found
> out the hard way which one I bought. Brand new cap didn't open maybe a week
> after I installed it, loosened the same hose twice, blew the coolant level
> sensor twice, once at 2 am on my way to work... not fun.
>
> The first time the coolant sensor blew out, I tighten every clamp down,
> bled
> the system and thought that was it, wrong! The next morning it blew out at
> abouut 4 miles from home. Replaced the cap with the old one, installed a
> new
> coolant sensor, and apparently that fixed my coolant leaking/bubbling
> problem. Tomorrow, to check the timing, loosing power little by little. So,
> check which cap you have, who knows.
>
> Hector
> 1990 Carat 'Ursula'
>
>
>
>
> >
> > hi ...
> > Re pressure testing the cap ..
> > have you made an adapter gizmo to be able to do that ..
> > or found one to buy somewhere.
> >
> > so far..I have not found a way to pressure test those caps..
> > Perhaps Stant or somebody has an adapter ...I just haven't found one yet.
> > got a link ?
> >
> > additionally ...if you look in the waterboxer cooling system section
> > of Bentley ..
> > they show testing a pressure cap ..
> > except ..it's a Diesel Vanagon style very conventional cap.
> > They even tell the part # of an adapter..
> > when you look that up ..it's for the Diesel Vanagon style cap, and I
> > have that adapter since way back.
> >  and I don't trust those blue caps..
> > and always carry a spare ..and a spare pressure bottle on trips out of
> > town.
> >
> > so ..testing the blue pressure cap .......??  anyone.
> > thanks.
> >
> >
>
>