Baby Lock Cover Stitch (BLCS-2) Instruction and Reference Guide - Manual (Page 21)

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Balanced tension -
Chain stitch has correct tension when the needle thread sews a
straight seam on the top side and the chain looper thread forms
loops on the under side of the fabric.
Needle thread is too loose -
Increase the chain /cover needle thread tension dial to a higher
number. (Orange, yellow or green)
Or lower the chain looper tension dial to loosen the chain looper
thread. (Blue)
Needle thread is too tight
Loosen the chain /cover needle thread tension dial to a lower
number. (Orange, yellow or green)
Or increase the chain looper tension dial to a higher number for
tighter tension on the the chain looper thread. (Blue)
Chain Stitching (Cont.)
Needle thread is too loose
Needle thread is too tight
Chain Stitch Tension Adjustments
Balanced tension
under side
top side
★New_BLCS-2 Ta:BLCS-2 En.qxd 2009/05/25 16:58 ページ 19