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Date:         Thu, 21 Jun 2012 23:47:19 -0700
Reply-To:     Alistair Bell <albell@SHAW.CA>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         Alistair Bell <albell@SHAW.CA>
Subject:      Re: CO Adjusting Screw. PO Set it All The Way In? Base Setting?
Comments: To: neil n <musomuso@GMAIL.COM>
In-Reply-To:  <CAB2Rwfh5vCB5Cskz6wSEerVALHL9mDDExw=V+yTbfjYwmROdnQ@mail.gmail.com>
Content-Type: text/plain; charset=us-ascii

I can see the slight wobble in shaft in the vid. Have you pulled the TB to look inside the bore for wear? (did I miss that post?)

For some reason I got it in my head you had a South Bend lathe, I "suppose" the Sassenach one will do :)

alistair

On 2012-06-21, at 11:27 PM, neil n wrote:

> Hey guys. > > Great stuff here! > > Some good reading! > > Thanks to you all! > > Though the surge is not drastic, it is intermittent and somewhat > frustrating. Especially since the engine runs so nice sometimes. Driving > home from work was a joy save for that surging. Generally speaking, it is > quite smooth and has relatively good power. I love the sound too! > > I have a much better idea now of what should happen. The explanation of how > the ECU works in regards to the fuel shutoff and use of an LED makes more > sense. > > It is likely the play in the throttle shaft that is the issue. It may also > be worn mounts allowing the drivetrain to shift and pull on the accelerator > cable. > > I have an idea involving using a stronger spring between an arm on the > throttle linkage and intake plenum. This might help to help ensure that the > throttle linkage comes to rest at the same spot each time. If that makes > sense. Short youtube video I made of play in the throttle shaft. It also > shows the spring I refer to: > > http://www.youtube.com/watch?v=aEGAgefVyQY > > This spring idea would be purely for testing purposes only. > > @ Alistair: I own a Myford ML7. Made in England! Heh heh heh. ;^) > > > images: https://picasaweb.google.com/musomuso/MyfordML7# > > > Neil.


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