Bernina 700D - Page 8

MASTERING YOUR BERNINA
®
1/04/02 700D/800DL/8
BERNINA
®
700D/800DL
MASTERING
YOUR
BERNINA
®
Upper Looper - Decreased Tension
• Change the upper looper thread tension lever to 2 to decrease the tension on the looper thread.
• Serge the fourth piece of folded fabric, cutting off the fold.
• Examine the sample. The looper threads do not lock on the edge of the fabric. The upper looper
thread is visible on the back of the fabric. The looper threads are very loose.
• Label, trim, and mount the sample.
• Return the thread tension levers to normal.
Upper Looper - Increased Tension
• Adjust the upper looper thread tension lever to 7 to increase the tension on the looper thread.
• Serge the third piece of folded fabric, cutting off the fold.
• Examine the sample. The looper threads do not lock on the edge of the fabric. The lower looper
thread is pulled tightly to the front of the stitch.
• Label, trim, and mount the sample.