Re: [CR] Crank cotter filing

(Example: Framebuilding:Norris Lockley)

Date: Fri, 14 May 2010 11:18:14 +0200
From: "M-gineering" <info@m-gineering.nl>
CC: classicrendezvous@bikelist.org
References: <000101caf303$85ba21e0$912e65a0$@com> <4BECFEE5.3050303@aol.com>
In-Reply-To: <4BECFEE5.3050303@aol.com>
Subject: Re: [CR] Crank cotter filing


verktyg wrote:
> One other thing that I forgot about the devil's spawn, If the angles on
> the cotters weren't closely matched and/or the cotter holes in the crank
> arms were not accurately machined, the cranks might not line up 180° apart.
>
> We had a bike come in for service once that had cranks off at least 20°!
> I can't remember if it was due to mismatched crank arms or what.
>

I'd be very surprised if it wasn't due to inserting one of the cotters from the wrong side -- mvg

Marten Gerritsen
Kiel Windeweer
Netherlands