Pfaff 1540 Owner's Manual - Page 47

Utility stitches and practical sewing HLM 1530 E 0 - 'D 2-3 Optona 1520 E 0 - 2-3 Optonal C Darning with the straight stitch NN Insert the darning foot: Loosen screw D. Set the needle at its highest point and push the pin of the darning foot fully into the hole C of the sewing foot holder. When doing this, the guide fork G should position itself around the presser bar. The lever E must be behind the fixing screw F. Now tighten screw D. Darning position: Lower the presser-foot lifter (A) while pushing it lightly to the rear. This snaps the presser foot lifter into a notch (B) on the back side of the sewing machine into the darning position. • Place the darning work in the darning hoop. • Dropthefeeddog. • Pull up the bobbin thread and hold the threads when you start sewing. • Darn the damaged area by guiding the fabric back and forth evenly in the prescribed direction while ensuring that each line ends with a small curve. This helps to avoid the fabric ripping again. • When you have finished sewing the damaged area, rotate the fabric again. You determine the stitch length yourself by moving the fabric back and forth. -J Tip: If you move the fabric too slowly, small knots will appear on the reverse side of the fabric.