Bosch Food Processors - Recent Questions, Troubleshooting & Support

I have on if you still need it.

Only places I can think of is either ebay or amazon.

You have to align all the parts so that the safety switch allows it to work

There is a separate discussion on this on fixya. The plastic piece should automatically "retract" back into the handle when you attach the processor. Some have removed teh plastic piece and reports it works then, but you should not need to do that.