NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: A-8A Counter disc seized..
From: Eric van der Veen
Date: 2012 Jan 21, 21:11 +0100
From: Eric van der Veen
Date: 2012 Jan 21, 21:11 +0100
OK it's come off. Seems clean and without obvious cause for being stuck. Eric Op 21-1-2012 20:52, Eric schreef: > Bill, > > No I have not sprayed anything into that mechanism prior to becoming > stuck. Mind you, it will move, but with significant force. > My only theory is that some debris / hardened lubrication / or > whatever has come off by my initial rotation. Or perhaps a temperature > / moisture effect from the changes between my home and its original home. > > I'll try lifting and twisting without any chem stuff. > > Eric > > Op 21-1-2012 20:02, Bill Morris schreef: >> >> Yes, Eric, the outer disc should rotate freely on the central bronze >> shaft, within the limits set by the stop mechanism, whose operation >> will become clear once you have demounted the disc... >> >> I have some difficulty in visualising how the disc might have become >> stuck. Did you perhaps spray something into the mechanism that might >> have reacted with the plastic and caused it to swell? I would be >> inclined just to twist and lift as I am uncertain about the effect of >> WD40 on plastic. >> >> Bill Morris >> Pukenui >> New Zealand >> ---------------------------------------------------------------- >> NavList message boards and member settings: www.fer3.com/NavList >> Members may optionally receive posts by email. >> To cancel email delivery, send a message to NoMail[at]fer3.com >> ---------------------------------------------------------------- >> > > > >