The medallion is removed, as well as the cardboard backing. This exposes the top of the "dome". The next phase, and success of the whole operation revolved around devising the proper "tool" to push against the dome. Indeed, the top of the dome is not flat - it is "domed"! Pushing on the upper edge would in effect expand it and make pressing it out impossible. There's a fine edge by the outer perimeter of the dome. That's where one has to push. Finding a suitable device proved to be a challenge. I settled on cutting up a fan pulley. It was the perfect size and diameter. Here's a view of the cut-up pulley, showing where it will fit.
You can see the tight dimensions - the "Special Tool" must fit INSIDE
Finally, the fan spacer will serve as a handy object for the press to act on.
Now, the gear is placed on the press.
And the "special tool " put in place.
Start pumping the press handle and be ready for an explosion; Please click HERE to go back to beginning of this article. Please click HERE to go back to the Tech page. John |