It may be tricky to plug the holes in the WW reseviour... but with the rightr fittings... I'm sure you could bypass the exchanger.

Anyone know if the WW exchancer is relatet to the heat being on?

__________________
-Marty

1986 300E 220,000 miles+ transmission impossible
(Now waiting under a bridge in order to become one)

Reading your M103 duty cycle:
http://www.peachparts.com/shopforum/showpost.php?p=831799&postcount=13
http://www.peachparts.com/shopforum/showpost.php?p=831807&postcount=14