Opening the body of a modern Pfaff is not intuitive. The screws are often hidden under stickers, inside the handle, or behind the faceplate. The service manual provides a step-by-step removal sequence. Following this order prevents snapping plastic tabs—a common mistake for those trying to open the machine without instructions.

is the "bible" used by repair shops. It tells you how to take the top cover off, how to reset the hook timing, and the exact torque for screws.