Pfaff 132 Owner's Manual - Page 10

1. The Head (Fig. 12). Open the hinged face cover plate. 2. The Arm (Fig. 13). Lubricate all points marked thus 0. 3. The Needle Plate. Take out the screws and remove the plate. 4. The Hook (Fig. 14). Move the needle bar to its high est and tilt the head over on its hinges. With a small brush dust the hook. Apply a few drops of paraffin to the race between the hook II and the bobbin carrier IV; then work the mach Fig. 14 ine rapidly for a short while. Now apply a few drops of oil. Should this prove inef fective in dislodging any dirt from the hook, or should thread ends impede the free move ment, then the hook must be carefully dis mantled. This is done by removing the race Fig. 15 guide Ill, after the small 16 screws 1, 2 and 3 have been taken out. Now the bobbin carrier IV can be removed. All dismantled parts Ii' should be carefully wiped with a clean rag. Before reassembling the parts move the thread take-up lever to •its hi• ghest poi. nt so that the poi.nt I Fig. 16 of the hook is on the left, and on top, as shown in Fig. 14. Then re place the bobbin carrier IV into the hook II, and let the retaining key engage into the groove n - see Fig. 14. Finally, replace the guide Ill and fix it down with screws 1, 2 and 3. You must also lubricate all Fig. 17 other points indicated in the illustrations, making sure that after oiling oIl ports ore properly replaced. Fig. 18 View of Underside of Machine Bedplote 17