Kirby Ultimate G Bagged Upright Vacuum "gear lever fell" Questions

...lever/foot pedal thing is off. I do not see a way to connect it, it just is a metal pin that goes into the machine but there seems to be no way to secure it into place. The pedal assembly must be ...

gear drive shaft, as the lever inside fell off and the shaft came out. (Common problem by the sound of it.) How do i remove the actual gearbox itself. I have removed the 3 screws on the bottom, but it