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16
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1
4
Put the bobbin in so the thread comes out
in the direction shown by the arrow.
CAUTION
5
Hold the end of the thread, push the
bobbin down with your finger, and then
pass the thread through the slit, as shown.
• If the thread is not correctly inserted through
the tension-adjusting spring of the bobbin
case, it may cause incorrect thread tension.
1 Tension-adjusting spring
6
Replace the bobbin cover. Put the
projection into the race retainer groove
and push closed.
1 Groove
2 Projection
• Make sure that the end of the thread comes
out from the cover toward the rear of the
machine (as shown in the illustration).
• Draw up the lower thread before starting
sewing. Refer to “Drawing up the lower
thread” on page 21 after threading the upper
thread.
Lower threading (for
models equipped with a
quick-set bobbin)
Install the bobbin wound with thread.
This feature is only available on certain models.
1
Follow steps 1 to 4 from “Lower
threading” on page 15.
2
While lightly holding down the bobbin
with your right hand as shown, guide the
thread through the slit (
1 and 2). Then,
pull the thread toward you to cut it with
the cutter (
3).
• At this time, check that the bobbin easily
rotates counterclockwise.
1 Slit
2 Cutter (Cut the thread with the cutter.)
● Make sure you set the bobbin so the
thread unrolls in the right direction. If
the thread unrolls in the wrong
direction, it may cause the thread
tension to be incorrect or break the
needle.
1
1
2
1
2
2
3
1