Pfaff 28 Owner's Manual - Page 15

12. The Knee Lever Presser Foot Lifter With the exception of sub-class 28-15, all PFAFF 28 machines are provid ed with a knee lifter which permits to raise and lower the roller presser or presser foot by knee control and allows the operator to rnaniouiate the work with both hands when performing intricate sewing operations. The knee lever pad can easily be adjusted vertically and horizontally so as to suit every operator. 13. Taking Out the Beak Shuttle When it becomes necessary to take out the beak shuttle for a thorough cleaning or for removing thread amming in the shuttle race, remove the shuttle race cap (as instructed in paragraph 5(, loosen the two fastening screws e and f, and take off the shuttle race ring (see photo 81 When doing this, make sure, the needle bar is in its highest postion and the shuttle held fast, If the shuttle should fall on the floor, its glasshard point might break off. It is easy to open the shuttle when it is done as shown in pholos 14 and 15. Photo 14 Photo 15 12