Re: [CAD_CAM_EDM_DRO] Re: Fixing indicators

Last time I got measuring tools a cheap as you mention part of it went
into the emergency tool box because on the road it doesn't matter
if this stuff gets feet. And the other part went into my son's toolbox,
but in the shop I have to be able to trust what I work with.

Good luck
Sven Peter



Terry Ackland wrote:

> ---how can it be worth messing around with old dial indicators when
> they can be purchased new for less than $20? OK they are made in China
> but they are of excellent quality.
> T. Ackland
> In CAD_CAM_EDM_DRO@egroups.com, "Sven Peter, TAD S.A."
> <peteryco@r...> wrote:
> > Hupps mistake: The access is easier on the back side!!!!
> > The server was on strike so a new try:
> >
> >
> > Hello Joe,
> > Take the oldest one first, it isn't such a big deal and after the
> first
> > you
> > won't fear the second.
> > Start from the BACK side item by item and don't force anything and
> > don't hurry...
> > As long as the shaft isn't worn or bent, its normally done with a
> good
> > cleaning
> > and retensioning.
> > Use fine sewing machine oil (I use ESSO Spinesso 10) that doesn't
> gum
> > up at all. (never use PW40 - in a couple of weeks the indicator will
> be
> > blocked.)
> >
> > The most important issue is that the two sprockets that run on the
> > shaft, have to be
> > tensioned against each another again. One has a spiral spring like
> in a
> > clock.
> > Its sprocket has to be turned about a quarter turn so that the
> spring
> > shrinks.
> > The spring never should be widened up.
> >
> > Most important tools: A clean table and floor (because something
> might
> > fly away), tissue paper, watchmakers screwdriver and a couple
> > of tweezers, good light and patience.
> >
> > Good luck
> > Sven Peter
> >
> > Joe Vicars wrote:
> >
> > > Is there a good Internet "How To" for repair and maintenance
> of
> > > dial and test indicators? I have some that need fixing, I don't
> want to
> > > buy a book.
> > > Any help?
> > >
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> Welcome to CAD_CAM_EDM_DRO@...,an unmoderated list for the discussion of shop built systems, for CAD, CAM, EDM, and DRO.
>
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