Re: Cleaning and protecting my Freiberger
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?
