You can ONLY get unheated air from the rear side vents - air for those vents
doesn't flow through the heater core.
The rear underseat heater on a watercooled vanagon is actually an auxiliary
heater core plumbed into the cooling system just like the main heater
(doesn't use exhaust heat).

Graham
90 GL

> -----Original Message-----
> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com]On Behalf
> Of David Hicks
> Sent: Sunday, February 21, 1999 9:21 PM
> To: vanagon@GERRY.VANAGON.COM
> Subject: A hot question...
>
>
> Dear listers,
> This is probably an easy question to answer if you know how to do
> it. I don't.
> I'm trying to figure out how to get heat to come out of the rear
> side vents in
> my 91 Multi. I can get heat out of the front, but not the back. I
> can get cool
> air out of the side rear vents, when there's heat coming out of
> those in the
> front, but I can't figure out how, to get heat out, even while
> looking at the
> manual booklet.
> So, if someone could make me less clueless, I'd be grateful. Also, is it
> possible to get heat out of just the side rear vents and not the
> fronts? Yes I
> know about the auxiliary under the bench heater back there that
> uses heat from
> the exhaust, but I'm just referring to the one in front for now.
> thanks in advance,
> David, 91 Multi
>