Here is a link to an article about this on my site:
http://www.vanagain.com/heaterv1.htm

Hope it helps,
Ken Wilford
John 3:16
www.vanagain.com

Slloth wrote:
> No matter how I have my front heater controls set I always have warm air
> coming from under the dash.  Is there a way to stop this till I have
> time to figure out whats not set up right?  I really don't need any heat
> tomorrow when it's 90 degrees outside! (California)
>
> --
> '84 Westfalia, 1.9L
> '73 FJ40, 2F
>