Doubt if air is being pulled in from the water pump.  Suggest that you may
have a pin-hole leak somewhere that will let air in but not coolant out or
coolant out where you can see it.

John Lauterbach
Macon, GA
'84 7-passenger
----- Original Message -----
From: "Jim Morgan" <JM060356@AOL.COM>
To: <vanagon@GERRY.VANAGON.COM>
Sent: Friday, October 03, 2003 7:39 PM
Subject: water pump

> Good evening Volks,
> I would like to pose a question to the collective wisdom of the list.
> Could a water pump draw air into the system? I have been fighting air in
the
> system for little over a year. Not much,about 10 seconds of air out of the
> bleeder, rising
> over flow tank. I am paranoid and i check every week after reading posts
on
> the list. I know that it is a good chance that I am getting combustion
gases
> in(208,000. on the clock)
> but can the pump be adding to the mystery. I have done compression tests
> (125-140)
>  and no change seen on the leak down .
>
>
> Jim Morgan 86GL
> "Breadbox" 208,000.0 automatic
> Westlake,Ohio
>