CAREFUL USING THOSE PROFESSIONAL TYPE PRESSURE TOOLS. YOUR VOLKSWAGEN WILL
EXPLODE!

HOWARD :-)

>Subject: Re: Air Getting into Cooling system

> I had exactly the problem Dennis Haynes described with air being sucked
> into the system after doing my conversion.

> This persisted for quite a while before I finally got fed up and made a
> simple pressurizing tool.
>
> I used a standard air nipple clamped to a rubber hose.  This hose was
> clamped to the overflow port on the expansion tank cap (goes to the
> overflow tank).  15 psi of air, and lo and behold...leaks from the large
> pipe clamps going forward to the rad...and gushers at 15 psi.