[AT] Points

Bo Hinch bohinch at gmail.com
Tue Mar 7 12:38:36 PST 2017


I would be looking to change it over to electronic ign . and you will never
have this problem again , unless , you leave the switch on and tractor not
running .

On Tue, Mar 7, 2017 at 2:14 PM, Stephen Offiler <soffiler at gmail.com> wrote:

> Thanks Ken; the rub-on silver plating is news to me and looks pretty
> interesting!
>
> SO
>
>
> On Tue, Mar 7, 2017 at 2:59 PM, Ken Knierim <ken.knierim at gmail.com> wrote:
>
> > Here in the desert we don't have as big an issue with moisture on the
> > points but I have to wonder if one of those dessicant packs would be of
> > value or use. For that matter, I'm not too certain what makes those
> little
> > packs work...
> >
> > Plan B would be a rub-on silver plating if it's compatible. Silver will
> > oxidize but remain conductive. I've used something like this for
> increasing
> > electrical conductivitiy:
> >
> > http://www.cool-amp.com/cool_amp.html
> >
> > Just a thought anyway.
> >
> > Ken in AZ
> >
> > On Tue, Mar 7, 2017 at 12:39 PM, Stephen Offiler <soffiler at gmail.com>
> > wrote:
> >
> > > Here's an old tractor subject to chat about.  I've got a JD 440IC,
> where
> > IC
> > > is "Industrial Crawler".  But it has farm tractor roots, tracing back
> to
> > > the JD 420, further back to the 40, and before that the model M.  It's
> a
> > > vertical twin gas engine.
> > >
> > > I only get a chance to run it a few times a year, and each time I do, I
> > > have to give the points a pretty good cleaning.  Knowing this, it's the
> > > first place I go (after fresh fuel) before I even attempt to fire it.
> > And
> > > yet, somehow, it seems that I end up getting after those points three
> or
> > > four times before I get consistent spark.
> > >
> > > Sitting, it seems, allows the points to corrode (it is stored indoors,
> > but
> > > in a building well-vented to outdoors) and I guess I'm initially
> > reluctant
> > > to take off too much material, hence, the need to go back in several
> > times
> > > until I get enough.
> > >
> > > Anybody else have this sort of trouble with points?  Right now, I am
> > > conducting an experiment.  After the last run (only a few weeks ago) I
> > took
> > > a piece of jute and soaked it with WD-40 then stuck it between the
> points
> > > before I buttoned the cap back on and walked away.  At the moment I
> don't
> > > know if this actually works;  a proper test probably entails letting it
> > sit
> > > 4-6 months.  Ideas?
> > >
> > > SO
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