While you wait for answers, we may have found some information which could help you.
Click here for Old Film ProjectorEumig S910 take up spool not spinning Please Help?
Take up reel not turning?
Bell and Howell 626 projector - no volume?
Canon S400 projector - take up reel does not turn?
Sears du all 8mm projector?
How To open a Reflecta Diamator AFM?