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    Re: Cleaning and protecting my Freiberger
    From: Renee Mattie
    Date: 2004 Aug 31, 20:37 -0400

    Ken Gebhart wrote:
    
    > Under the heading of not doing anything dumb, I would
    > recommend not doing two things.
    > Do not take the arm out of
    > the frame, or move any screws associated with this area other
    > than removing a cover to apply lubricant.
    > Final assembly is done in the factory with the sextant on a
    > testing machine.
    > Set screws are adjusted to center the pivot exactly during
    > the test.
    Thanks for this warning.  One would think, looking at the
    cover of Bruce Bauer's "The Sextant Handbook", that removing
    the arm from the frame is OK.
    
    > The other area which I would not disturb is the
    > worm gear, other than to clean and lubricate.  I have always
    > found that to disassemble and re-assemble any kind of gearing
    > invites the prospect of mismatching of teeth or axes which
    > results in high and low spots of tactile feedback, new wear
    > patterns, or other mysterious results that just don't seem right.
    
    Thanks for this warning, too.  Are you saying that it would be a
    bad idea to remove the drum from the arm for cleaning, or just
    that it would be a bad idea to take apart the innards of the drum?
    
    
    

       
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