DC motors run frontwards and backwards with a change in polarity. Install switches which change polarity of electricity to each motor and give yourself several vent options. As for the flaps, they keep rain out, so it might be better to leave them in. On 10/14/08, M'obeechi <obeechi@runbox.com> wrote: > Late model Vanagons (talking hardtops here) will sometimes have a black vent > that is part of the rearmost side windows. Originally these had foam in > them. The foams wears out and can be pulled out. There is a rubber flap that > seals this rear vent unless pressure allows air to leave, then the flap can > move outwards (to allow air to leave). > > My glass is removed and so are these vents. My foam is long gone (be careful > handling these pieces, if you drop them you'll break a plastic corner). Next > I'm having someone split these open and remove the rubber flap, and replace > the flap with a screen. Might even put in a small computer type fan inside > the vent. > > Question is, would it be better to have the fan move air out or move air in? > Or, gee, what about having one side move air in, and the other side move air > out? > > Air-out would allow air heated by the engine to leave. Air-in would allow > you to get fresh air if trying to take a road nap in the desert. > > I'm hoping to have some ventilation for when the vanagon is parked. My > sliding glass windows (the middle side windows) are being replaced with > solid glass. Though, when they were left open, they didn't seem to help that > much, though opening the sliding door has always been helpful for instant > relief. Right now though, with all my glass out, its nice and airy with no > heat buildup. > > Thing is, with the engine in the rear and under the interior, it seems it > increases heat retention when parked after driving, so maybe the vents are > better positioned than the mid windows? > > I will say that heater valve sold by Terry K, was a welcome relief. For > years I was driving overheated and just had no idea the heat was actually > always on. > -- Sent from my mobile device Chris S. Disclaimer: "Death and serious injury may occur" |
Please note - During the past 17 years of operation, several gigabytes of
Vanagon mail messages have been archived. Searching the entire collection
will take up to five minutes to complete. Please be patient!
Return to the archives @ gerry.vanagon.com
The vanagon mailing list archives are copyright (c) 1994-2011, and may not be reproduced without the express written permission of the list administrators. Posting messages to this mailing list grants a license to the mailing list administrators to reproduce the message in a compilation, either printed or electronic. All compilations will be not-for-profit, with any excess proceeds going to the Vanagon mailing list.
Any profits from list compilations go exclusively towards the management and operation of the Vanagon mailing list and vanagon mailing list web site.