I noticed the bike last night of flickr, beautiful bike! As for the skipping, maybe bent derialer hanger? After I spend time on a derialer that just won't adjust, I'll often remember to check the hanger and more often than not (well, both problems so far) that's the culprit.
On Monday, September 15, 2014 10:45:13 AM UTC-7, Pudge wrote: > > A friend of mine desperately needed a practical bike, and I had a nice > spare ‘80s MTB bike (a chrome 1986 Mongoose ATB) waiting patiently (how > else could a bike wait?) in the build queue. Kismet, or serendipity, or > something. So that bike jumped the line, a Riv-ish build was completed > (almost – see the question below), and my friend is very excited – she sees > the practicality of the bike, but is also thrilled with its classic looks. > Here’s a pic: > > > > https://www.flickr.com/photos/37542512@N04/15054094568/ > > > > But here’s my question: the bike is a 15 speed, with a triple crank and a > five speed freewheel on the rear. Shifting is great in every gear except > the top gear, where despite several hours of tinkering I cannot get the > bike to stop constant skipping/slipping. This is in the big ring, small > cog. I adjusted the limit screws across a wide band of settings, in very > small increments – ultimately, it wouldn’t drop into the smallest cog (at > one extreme), or threw the chain off the smallest cog into the space > between dropout and cog (at the other extreme). But it still slipped > constantly at all settings in between those extremes. Again, every other > gear combination is fine, smooth shifting, no skipping even under heavy > load. Teeth on all cogs of the freewheel and the big chainring (both > original, I believe) look almost new, and I replaced the chain, so that’s > new, too. What am I missing? I thought about the chain, but why would the > bike perform flawlessly in every other gear, even under heavy load? > > > > Many thanks for any ideas. > > > > > > ------------------------------------------------------------------------------ > > **************************************************** > > This email (and any attachments thereto) is intended only for use by the > addressee(s) named herein and may contain legally privileged and/or > confidential information. If you are not the intended recipient of this > email, you are hereby notified that any dissemination, distribution or > copying of this email (and any attachments thereto) is strictly prohibited. > If you receive this email in error please immediately notify me at (212) > 735-3000 and permanently delete the original email (and any copy of any > email) and any printout thereof. > > Further information about the firm, a list of the Partners and their > professional qualifications will be provided upon request. > **************************************************** > ============================================================================== > > > -- You received this message because you are subscribed to the Google Groups "RBW Owners Bunch" group. To unsubscribe from this group and stop receiving emails from it, send an email to rbw-owners-bunch+unsubscr...@googlegroups.com. To post to this group, send email to rbw-owners-bunch@googlegroups.com. Visit this group at http://groups.google.com/group/rbw-owners-bunch. For more options, visit https://groups.google.com/d/optout.
