In message <c61ig3$1gp$1@news6.svr.pol.co.uk>
"Simon D" <NOSPAM@NOSPAMmsn.com> wrote:
>
> "Pete Biggs" <pclemantine{remove_fruit}@biggs.tc> wrote
> in message news:c5uh2j$5qd70$1@ID-144931.news.uni-
> berlin.de...
> > Gwyn Oakley wrote:
> > > For some time now I have been plagued by a once per
> > > revolution
> >
> > Wheel or crank revolution?
Sorry crank revolution
> >
> > > clicking noise whist pedalling under load. I had
> > > tried several ideas to solve the problem, remove and
> > > replace cranks, tighten chainring bolts, tighten
> > > pedals, check bottom bracket, still the noise.
> >
> > Couldn't be any of that if it was once per wheel rev,
> > and won't be wheel if it's in time with crank rev.
> >
> > > Then I have a puncture in my rear wheel - first for
> > > ages. Fix puncture, renew tyre since the old one was
> > > crumbling around the wire bead, replace and hey
> > > presto, no more click.
> > >
> > > Does anyone hav any ideas what the cause of the noise
> > > might have been. My best guess is that the wheel was
> > > moving a tiny amount in the [vertical] dropouts
> >
> > I doubt it was that, should never be enough movement
> > there to cause noise. Just disturbing the wheel when
> > removing and refitting might have done the trick.
> > Perhaps something has settled or wheel is aligned very
> > slightly differently from how it was before (this can
> > happen even with vertical dropouts), or perhaps quick
> > release was done up tighter/looser, which will affect
> > bearings. Or of course, it could be something entirely
> > differerent. Tyre or rim rubbing something?
> >
> > There's only one thing more difficult than trying to
> > track down a mysterious noise on your bike: that's
> > diagnosing someone else's noise via the internet! :-)
> >
> > ....As it happens, I've got an irregular clicking that
> > I think is coming from my rear hub on my tourer....
> > I'll be asking for help if it doesn't go away soon!
> >
> > ~PB
> >
> >
> Actually, I did once have to try to fix a click on a bike
> which proved to be the QR skewer on the rear wheel moving
> minutely in the dropouts. I only worked out what it was
> when I found that the problem didn't occur with a
> different wheel fitted, didn't occur with the offending
> wheel in another frame, and didn't occur with the
> cassette from the offending wheel fitted to another
> wheel!!
>
> It took me a while to get through all those options, I
> can tell you...Anyway, I eventually tried spraying a
> little WD40 over the skewer / dropout interface - problem
> gone. This despite the fact that the wheel had been in
> and out (several times...) without the noise going away.
>
> It was a customer's bike, but I think (from memory) that
> it was a steel frame with Mavic (alloy nut) skewers.
> Incredibly unusual, but I would say that your diagnosis
> could be right.
Now there is a coincidence - this wheel was fitted with
Mavic Hub and skewer.
> As Pete says, not easy to diagnose over the 'Net! If it
> starts again, undo the skewer and spray a little lube over
> the QR nut - not too much, keep it local - and see if that
> makes the difference.
>
Thanks for the input guys
Gwyn
--
Gwyn
