Pfaff Tipmatic 1027 Owner's Manual - Page 26

Trouble shooting rCa use: 1. Machine skips stitches Needle not inserted correctly. Wrong needle used. Needle bent or blunt. Machine threaded improperly. Needle too thin for thread used. 2. Needle thread breaks For any of the above reasons. Thread tension too strong. Poor-quality or knotty thread used, or thread that has become too dry by excessive storage. 3. Needle breaks Needle not pushed up as far as it will go. Needle bent. Needle too thin or too thick. Needle bent and strikes needle plate because work is pushed or pulled. Bobbin case improperly inserted. Remedy: Push needle up as far as it will go, its flat shank side facing toward the back. Insert system 1 30/705 H needle. Insert new needle. Check threading. Select needle according to Needle and Thread Chart. See par. 1 above. Regulate thread tensions. Use only good-quality thread. Insert new needle and push it up as far as it will go. Insert new needle. See Needle and Thread Chart. Let machine feed the work alone. Only guide the material lightly. When inserting the bobbin case, press against it until it snaps into place. 22