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Date:         Mon, 12 Jul 2010 15:36:58 -0600
Reply-To:     Tom Buese <tombuese@COMCAST.NET>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         Tom Buese <tombuese@COMCAST.NET>
Subject:      Re: A/C? Pfui! Need a good fan
Comments: To: David Beierl <dbeierl@ATTGLOBAL.NET>
In-Reply-To:  <4c3b7ecf.0ee8e50a.2e25.ffff88c2@mx.google.com>
Content-Type: text/plain; charset=US-ASCII; format=flowed; delsp=yes

On Jul 12, 2010, at 2:44 PM, David Beierl wrote:

> At 02:27 PM 7/11/2010 Sunday, mark drillock wrote: >> Yeah, you are right that the fan can push some fresh air out the end >> vents when the vehicle is stopped in early types. There are some >> gravity >> flaps that push open when under way and let fresh air get directly to >> the early hoses without passing through the fan. > > Bingo -- if you can't hear those flaps snap shut when you suddenly > turn the fan on full speed, they are no doubt stuck open or > completely fallen off (both from poor design choices) and will negate > the effect of the blower. The system will still work fine from ram > air. > > They are designed to fail, difficult of access and hard to fix, sorry > to say. My fix on the '84 involved substituting metal end (pivot) > pins for the worn out plastic, no mean trick in itself; and driving > heated pins through the box itself to substitute for the silly little > molded clips. The system wouldn't be so bad except that the flaps > hang from the open end of the clips -- the pins wear triangular and > then jam or fall through completely. Difficult of access is the > polite way of describing the situation. > > Yours, > David

Since my 84 flaps still work really well, I will treat them w/ the respect that they still deserve. Sometimes earlier is better?

YMMV,

Mr. BZ-no stinkin intermitent relay switch ain't 1 of them?


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