Singer 1 One Instruction Manual 32 - Page 17

When the overedge needle thread is tight but overedge looper thread tension is weak. When the overedge needle thread tension is weak but the overedge looper thread tension is tight. Overedge needle dial (green) Overedge looper dial (orange) A 1 V ID Overedge needle dial (green) Overedge looper dial (orange) A V V ID Looper thread Needle thread Top side Underside Either turn the overedge needle thread tension dial (green) toward the minus sign (-) or turn the overedge looper thread tension dial (orange) toward the plus sign (+). Looper thread Needle thread Topside Underside Either turn the overedge needle thread tension dial (green) toward the plus sign (+) or turn the overedge looper thread tension dial (orange) toward the minus sign (-). 7. How to adjust stitch length r L ,--11 Feed Regulator dial The feed regulator dial on this machine is pre-set to 3mm for normal sewing condition. Since the adjustment can be made easily, adjust the stitch length to 4mm when sewing heavy weight fabrics such as quilting and to 2mm when sewing light weight fabrics such as lining fabric, crepe, etc. and you will obtain excellent seams without puckering. SINGER 15