Compact Juicer My Braun Juicer Has Not Been Used For A Few Years. Could It Be Stuck?

My Braun juicer has not been used for a few years. Could it be stuck? - compact juicer

When you turn the mobile part (like a flat round plate is not). This could be a hit? What can I do?

It COMPACT BROWN MP50 juicer

I can run the engine if you're going to hear, but no movement.