This model, built in the 1980’s differs from others featured on the Pianolacare website.
While it is still largely powered by a suction motor the spool drive and rewind are
driven by a small 12v electric motor shown in these pictures. As can be seen, the
plastic gears in the transmission disintegrate after years of use and need replacing.
I can source these replacement gears, now made of brass, and get your Kimball player
running again with a fairly straightforward repair. Let me know if I can be of help
Reassembled with set screws and nuts after drilling out the original rivets.