Bike Forums - View Single Post - loose ball BB assembly

01-27-13 | 05:47 PM

#20

triumph.1

Senior Member

Joined: May 2011

Posts: 1,288

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From: N Central Illinois

Bikes: 12 Bianchi Oltre VDCM,11 Bianchi Cavaria, 13 Bianchi Cavaria,12 Bianchi infinito, couple vintage Bianchi's and a 1980 alan super record

Quote:

Originally Posted by FBinNY

Why do it the hard way? Turning the thread off means setting up the lathe, fixturing and centering the cup, then turning off the damage. If you take it directly to the bench grinder it's about a 30 second job freehand. You're creating clearance (ie doesn't engage anything) so there's no need for any kind of beautiful job.

I know, but I already dropped it off with him, but had I thought of the bench grinder I would have just done it Friday and I would probably have the BB assembled by today.

Quote:

Originally Posted by davidad

When you get it back together adjust the bearings with a slight amount of drag. This is preload and required for proper adjustment and bearing life.
http://www.sheldonbrown.com/brandt/bb-adjust.html

Thank you for the link.

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