Share 'Tilt roof question'

When I bought the car, I knew the tilt roof did not function, although the motor did make noise when the switch was depressed; however only when pushed in the “up” direction.  (And, no, I do not have a repair manual yet). I finally had a chance to check it, expecting to find worn-out gears, and had even bought a set.  I was disappointed to have to cut through the headliner; I thought the mechanis…