i found some pictures. it looks as if the arm is connected to the big gear with two small dowel-like protrusions. is it possible that these were sheared off or that the unit is distorted and the dowels slipped out of the holes?

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James 4:8

"...let us put aside the blindness of mind of those who can conceive of nothing higher than what is known through the senses"
-Saint Gregory Palamas, ---Discourse on the Holy Transfiguration of Our Lord God and Savior Jesus Christ


Centrally located in North East Central Pa.