Date:         Tue, 15 Jul 2003 09:02:36 -0600
Reply-To:     Don Spence <dspence@OANET.COM>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         Don Spence <dspence@OANET.COM>
Subject:      Re: AFM resistance test
Content-type: text/plain; charset="US-ASCII"

The variable resister must be available as I was quoted $400.00 for a
rebuilt AFM.

----------
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>Subject: vanagon Digest - 14 Jul 2003 - Special issue (#2003-712)
>Date: Mon, Jul 14, 2003, 6:43 PM
>

> Subject: Re: AFM resistance test
>
>
>> Been there, done that--
>> I would strongly suggest that you remove the AFM ( not difficult ), clean
> it
>> up in some gas, remove the cover, and carefully examine the thing. The
>> little white resistance element is clearly visible, and wear is readily
>> apparent. As you can see when you examine the critter, the resistance
>> increases ( or decreases ) in steps, rather than in a continuous manner. I
>> would love to locate a source for these elements, which were manufactured
> by
>> Bournes, a company that specializes in variable resistors.  It is this
>> critical component which fails. The rest of this ( rather expensive ) unit
>> will last forever.
>> Chuck