I take one comment back. The article does discuss the iteration process, but be prepared for lots of it.
Joe Bender-Zanoni
Great Notch, NJ
> This write up is a nice start. It does not point out that
\r?\n> adjusting the chainlength, upper tension spring and lower
\r?\n> tension spring is iterative, with the variation from the front
\r?\n> chainwheels coming in to boot. They all affect each other and
\r?\n> you need to fiddle. Properly adjusting one of these derailleurs
\r?\n> from scratch takes a good 45 minutes if not more. It is also
\r?\n> likely that your existing adjustment is less than optimum if you
\r?\n> haven't gone through the whole exercise. On a limited range
\r?\n> freewheel, when you get it right, these derailleurs shift wonderfully.
\r?\n>
\r?\n> Joe Bender-Zanoni
\r?\n> Great Notch, NJ
\r?\n>
\r?\n> ----- Original Message -----
\r?\n> From: Peter Brueggeman
\r?\n> Date: Wednesday, May 2, 2007 9:50 am
\r?\n> Subject: re: [CR]Simplex Tour de France and Competition set-up
\r?\n> instructionsTo: classicrendezvous@bikelist.org
\r?\n>
\r?\n> > Re " ....setting up the 1950s Simplex Tour de France and
\r?\n> > Competition
\r?\n> > derailleurs?"
\r?\n> >
\r?\n> > the Classic Lightweights UK site recently added advice on this
\r?\n> >
\r?\n> > see http://www.classiclightweights.co.uk/
\r?\n> >
\r?\n> > Peter B
\r?\n> > ......................................
\r?\n> > Peter Brueggeman
\r?\n> > La Jolla California USA
\r?\n> > pbrueggeman(AT)ucsd.edu