[CR]re: cranks bottoming out. Am I in trouble?

(Example: Production Builders:Pogliaghi)

In-Reply-To: <OFAABFAC05.59239BA6-ON85256DA9.006150F4@mail.gm.com>
References:
Date: Mon, 22 Sep 2003 18:22:18 -0400
To: classic list <Classicrendezvous@bikelist.org>
From: "Roy H. Drinkwater" <roydrink@ptd.net>
Subject: [CR]re: cranks bottoming out. Am I in trouble?

Marcus asked:
>So today's worry is that the Campy SR cranks are bottoming out on the
>spindle. The crank arms are tight, but I am not loving the chain line.
>Are my cranks toast? The spindle is a Campy steel. I can't remember the
>numbers on it, and it took awhile to get the BB adjusted right, so I would
>prefer not to take it apart again if I can help it. I know, I should have
>written it down when I had the chance, but here we are.

Measure the chainline as per <http://www.sheldonbrown.com/chainline/index.html>. It should be 41mm from the center of the downtube to the center of the small ring, and 46mm from the center of the downtube to the center of the big ring. You might of reversed the axle.

Roy "don't ask me how I know about reversed axles" Drinkwater Lititz, PA