In a message dated 2/25/2002 11:37:17 AM Eastern Standard Time, 
LISTSERV@GERRY.VANAGON.COM writes:

> replacing the rear heater core...

       Ben, yes the white screw is for bleeding air out of the system.  Put 
some old towels or rags around to absorb the coolant that will come out.

Cheers��

Frank Condelli
Almonte, Ontario, Canada
<A HREF="http://members.aol.com/BusFusion/bfhome.htm">BusFusion</A> a VW Camper camping event, Almonte, ON, May 30, 31, June 1, 2, 2002
'87 Westy & Lionel Trains
Member: <A HREF="http://www.vanagon.com/">Vanagon List</A>, <A HREF="http://www.bcn.net/~limbo/">LiMBO</A>, <A HREF="http://www.westfalia.qc.ca/CIW_English.asp">IWCCC</A> & Capital City VW Club 
Vanagon/Vanagon Westfalia Service in the Ottawa Valley
<A HREF="http://members.aol.com/Fkc43/stebro.htm">STEBRO/Vanagon Stainless Steel Mufflers</A> �
<A HREF="http://members.aol.com/Fkc43/busindex.html">Frank Condelli & Associates</A> or http://frankcondelli.com