Baby Lock PRESTO Instruction And Reference Manual page 25

Note
• If the thread is not correctly inserted through the
tension-adjusting spring of the bobbin case, it
may cause incorrect thread tension.
1
1 Tension-adjusting spring
j Reattach the bobbin cover.
Insert the tab in the lower-left corner of the bobbin
cover, and then lightly press down on the right side.
1
→ The bobbin threading is finished.
Next, thread the upper thread. Continue with the
procedure in "Upper Threading" on page B-18.
Memo
• You can begin sewing without pulling up the
bobbin thread. If you wish to pull up the bobbin
thread before starting to sew, pull up the thread
according to the procedure in "Pulling up the
bobbin thread" on page B-22.
2
Winding/Installing the Bobbin
Basic operations B-17
B