Brother International 2340CV Users Manual - English and Spanish - Page 13

ENGLISH IV. Types of stitches Tri-cover stitch (Three needles four threads cover stitch) Use four threads, three front needles and the looper thread to sew a 6 mm (15/64 inch) cover stitch. Use: Ideal for hemming and for decorative stitching. Threading • For details on threading the machine, refer to "III. Threading" on page 9 to 10. < Threading the left, center and right needle > < Threading the looper > Tension adjustments A (1) First, set each thread tension dial to the number shown below. A Tension selection mark Left needle dial (yellow) 4 Right needle dial (green) 4 Center needle dial (pink) 4 Looper needle dial (blue) 4 CAUTION Make sure that the thread is properly seated in the tension discs by holding the tension release button to the right while passing the thread through the tension discs. (2) Sew a test stitch. (Refer to "V. Sewing" on page 15.) (3) Adjust the tension of each thread according to the condition of the stitch. Stitching direction Balanced tension The needle thread sews a straight seam on the top side and the looper thread forms loops on the under side of the fabric. Needle thread is too loose Turn the needle thread adjusting dial to a higher number. Or turn the looper adjusting dial to a lower number for looser tension. Needle thread is too tight Turn the needle thread adjusting dial to a lower number. Or turn the looper adjusting dial to a higher number for tighter tension. 11