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Date:         Mon, 29 Jul 2002 10:32:11 -0400
Reply-To:     David Beierl <dbeierl@ATTGLOBAL.NET>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         David Beierl <dbeierl@ATTGLOBAL.NET>
Subject:      Re: Running Rich, need help (and wierd fuel pressure)
Comments: To: David Brodbeck <gull@CYBERSPACE.ORG>
In-Reply-To:  <Pine.SUN.3.96.1020728221740.19666A-100000@grex.cyberspace. org>
Content-Type: text/plain; charset="us-ascii"; format=flowed

At 10:18 PM 7/28/2002, David Brodbeck wrote: >That's a bit of work. I don't know about the later model fuel systems, >but on my '75 I could accomplish the same thing by turning the key on >(without starting the engine), then wedging a pencil in the AFM flap to >hold it open slightly.

Newer ones look at the pulses coming from the Hall-effect sender at the distributor. I suspect they abandoned the other method because there are too many ways the AFM could get jammed in an accident (or otherwise send a constant signal) whereas the Hall sender only sends when the engine is actually rotating.

david

-- David Beierl - Providence, RI http://pws.prserv.net/synergy/Vanagon/ '84 Westy "Dutiful Passage" '85 GL "Poor Relation"


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