Re: (ET) motor bearings and brushes

["Christopher Meier" <mr23 mn rr com>]

Anyone have a source for a bearing puller that works on the mower deck
motors?  Vendor and part # would be appreciated.

Thanks,
-Chris

----- Original Message -----
From: "Steven Naugler" <snaugler earthlink net>
To: <elec-trak cosmos phy tufts edu>
Sent: Sunday, February 17, 2002 5:41 PM
Subject: Re: (ET) motor bearings and brushes


> To SteveS and others,
>
> MOTOR BEARINGS:
>
> The large frame traction motors use a 6203 bearing on the small end and a
> 6205 on the large end.
>
> The small diameter mower deck motors use a 6201 on the small end and a
6204
> on the large end.  The large diameter mower deck motors may use different
> sizes.
>
> SteveS, your Hoover bearing labeled 201 is a 6201, and the Hoover bearing
> labeled 99204 is a 6204.  Hoover no longer makes bearings, and the Hoover
> bearings are old enough that they don't use the curent industry standard
for
> labeling bearings.
>
> All of the GE tractor motors use metric bearings that are standard the
world
> over.  All manufacturers use this bearing nomenclature.  If you aren't
sure
> of a size measure the IO, OD, and width in millimeters.  Then you can get
a
> bearing size from a chart.  Your bearing part number would be in the form
of
> 62xx-xxx.  For us GE folks use 62xx-2RS.
>
> To get  two seals add -2RS to the bearing number.  For example, you'd 
> want
> to order 6201-2RS.  -1RS means one seal and one side open.  -2s means two
> metal shields.  -1S means one metal shield.  Shields don't hold in the
> grease as well as seals.
>
> So, SteveS, you need for three deck motors three 6201-2RS, three 
> 6204-2RS.
> For your traction motor, assuming a large frame tractor with a shunt 
> wound
> motor you'd need one 6203-2RS and one 6205-2RS.
>
> You should be able to get these from any bearing supply house, Grainger,
or
> even some good hardware stores.  Brand is not that important, but most
> commonly found around here are SKF, Fafnir, and NSK.  Do not hesitate to
use
> old bearings in dusty boxes so long as the wrapper is intact and the
bearing
> is dry.
>
> MOTOR BRUSHES:
>
> The GE motor brushes are best ordered from Bill Gunn.  They are
proprietary,
> and even if you could find brushes that fit, they may be the wrong
> composition.  Your motors have lasted this long, probably with the
original
> brushes and little to no commutator wear, why risk an incorrect part
unless
> you cannot get them from Bill Gunn.
>
> Hope this all helps.
>
> Steve Naugler
> snaugler earthlink net
>
> ----- Original Message -----
> From: "SteveS" <ssawtelle fcc net>
> To: <elec-trak cosmos phy tufts edu>
> Sent: Sunday, February 17, 2002 3:10 PM
> Subject: (ET) motor bearings and brushes
>
>
> > I  know this has come up before, but I swear that I searched the
archives
> > and could not find the answer! Also I promise to post the answer to the
> > files section where it will be easy for the next person to find.
> >
> > I need the part numbers for the mower and traction motor bearings (and
> > possibly brushes). Actually I have the bearings out of my small 
> > diameter
> > mower motor and have the Hoover numbers (201 top, 99204 bottom), but I
> can't
> > find an online distributer for themn or a cross-reference. Also I've
seen
> > reference to using better sealed bearings by other companies and I 
> > think
> > that would be a worthwhile upgrade..
> >
> > I tried to call Bill Gunn, but he's out for a couple weeks.
> >
> > I also would rather not take the traction motor apart yet to get the
> > bearings for that, as it might take a while to get bearings and I'm
having
> > to much fun driving around looking for things to push with the blade.
> >
> > So can anyone help? Also if you know of an online distributer that 
> > would
> > help too. I'm equa-long-distance from all the bearing supplies in our
> area;
> > Leesburg's only industry is antiques (not antique tractors!)
> >
> > TIA,
> >
> > Steve Sawtelle
> > Leesburg, VA
> > E12S
> >
> >
>
>