On Saturday 04 November 2017 08:37:02 Ed wrote:

> On 10/31/2017 11:38 AM, andy pugh wrote:
> > On 31 October 2017 at 15:45, Ed <[email protected]> wrote:
> >>   Does it hurt anything to remove the rotor from the field housing
> >> to replace the bearings?
> >
> > It might, depending on the servo. The issue is that the rotor is
> > sometimes magnetised in-situ and the stator acts as a magnetic
> > keeper.
>
> Thanks to all that replied!
>
>
> All went well on the replacement. The procedure I used was as follows:
>
> Make paint or scribe marks on caps and housing for alignments
>
> Remove brushes
>
> Remove two screws that hold the whole thing together
>
> Carefully tap end of shaft on block of aluminum to knock the rear cap
> loose by 1/8 inch
>
> Clamp the shaft vertically in aluminum vise jaws at the front cap to
> keep the rotor from moving
>
> Pry the rear cap off
>
> Remove and replace bearing
>
> Replace rear cap, it should slide on by hand pressure only with a
> little wiggling
>
> Clamp the shaft horizontally in aluminum jaws with clearance from
> front cap
>
> Tap front cap off bearing
>
> Repeat same as rear assembly
>
> Check your alignment marks and reassemble, don't forget the brushes, I
> did.
>
Ahh, oooops. :( BTDT in a similar situation. :(

> Ed.
>
>
>
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Cheers, Gene Heskett
-- 
"There are four boxes to be used in defense of liberty:
 soap, ballot, jury, and ammo. Please use in that order."
-Ed Howdershelt (Author)
Genes Web page <http://geneslinuxbox.net:6309/gene>

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