Sliders forward - Exhausts the air from the Interior out

Sliders back - Exhaust is closed off - no ventilation out
-- 
Jim Thompson
84 GL 1.9 "Gloria"
84 Westfalia 2.1 "Ole Putt"
72 411 Station Wagon "Pug"
75 914 1.8 "Nancy"
Full Timing Since March 1999
oldvolkshome@gmail.com
http://www.oldvolkshome.com
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On Mon, Feb 28, 2011 at 10:06 AM, Don Hanson <dhanson928@gmail.com> wrote:
> �I haven't been able to figure out exactly what these little sliders are
> supposed to do in my van, yet. �I'd guess, since they are blue in color they
> have something to do with outside or fresh unheated air. �I am speaking of
> the vent panels in the rear lower corners of the front doors in my normal
> (non-AC non-Westie) 84. �They are about 10" long and 3" high, with a blue
> sliding door/lever and a louvered grill.
>
> �Open or closed, I can't detect any difference in air inside the vehicle.
> The Vanagon heating and ventilation system, it's controls, it's basic
> design, the way the heated coolant is routed and the valves that direct it
> all around....it all seems a bit weird to me...It does work, somehow, when
> all is well with the valves and cables and hoses, but you almost seem to
> need an Ouiji Board to un-ravel how they were thinking when they built this
> system.
>
> �So what the heck to those slider's do? �I am guessing they may be an inlet
> to take cabin heated air into the defrost? �Or perhaps something to do with
> the vents on the dash corners?
>
> �Anybody?
> �Don Hanson
>