Bernina dcet 2500 Workbook page 7

U L
PPER OOPER
Turn the Stitch Selection Dial to "B" and then to "A" to return tensions to normal.
Adjust the Upper Looper Fine Tuning Lever to increase (up) 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.
Turn the Stitch Selection Dial to "B" and then to "A" to return tensions to normal.
Adjust the Upper Looper Fine Tuning Lever to decrease (down) 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.
Turn the Stitch Selection Dial to "B" and then to "A" to return tensions to normal.
1999 BERNINA of America
page 7