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On Wed, 2003-07-23 at 14:58, Mark Seaton wrote: > > ----- Original Message ----- > From: "Russ wolfe" <russella@prairieinet.net> > > > > Russ, have you ever seen this? > > > > > Yes, quite frequently actually. This was very common. Make sure that the > > choke butterfly doesn't hit the accelerator pump nozzle, or the power > > jet nozzle. At high speed, if it hits, the vibration will knock them > > loose. > > There is a bulletin on my web site about adjusting the accelerator > > nozzle. > > Hi Russ, I looked but couldn't find that service bulletin on your page- > theres one about hard starting that talks a bit about the accelerator pump- > is that the one you meant? > > I have early model carbs on my late fasty- the ones with the piston in the > choke release mechy rather than a diaphragm. IIRC there was a diference > between the earlier model and the late in that the later has a boss added to > the "Y" piece with the stud, for screwing the aircleaner to, to stop the > choke butterfly before it rests on the brass tubes. The early ones don't so > I guess I'm heading for more troublesome pipe swallowing ;-( Unless I drive > very slowly all the time ;-) Most of the carbs in my collection have these > tubes missing and I can't really afford to lose any more. I think (hope) I > stuck the replacement in with high strength retainer. > Yes, that is the one. But it refers to another one I think. I haven't read it in a while. IIRC, the early carbs can be adjusted to make them not hit the nozzle. But it takes more fiddling. I have to do it to my '66 before 2004 Invasion. -- Russ Wolfe '66 FB MT '71 FB AT '65 Bug (not running) russw@classicvw.org http://www.classicvw.org ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ List info at http://www.vwtype3.org/list | mailto:gregm@vwtype3.org