Installing The Bobbin - Baby Lock A-LINES Sofia BL137A Instruction And Reference Manual

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b Cut the thread with scissors beside the bobbin-
winding thread guide.
a
a Bobbin-winding thread guide
Slide the bobbin winder shaft to the left, and
c
then remove the bobbin from the shaft.
d Hold the thread end with your left hand, and
wind off the thread clockwise near the bobbin
with your right hand as shown below.
Wind the bobbin again.
e
Note
Make sure that the thread passes under the
pretension disk of the bobbin-winding
thread guide correctly (page 24).

Installing the bobbin

Install the bobbin wound with thread.
CAUTION
● Use a bobbin that has been correctly
wound with thread, otherwise the needle
may break or the thread tension will be
incorrect.
● The included bobbin was designed
specifically for this sewing machine. If
bobbins from other models are used, the
machine will not operate correctly. Use
only the included bobbin (part code:
X52800-120) or bobbins of the same type
(Class 15 plastic bobbins).
Actual size
11.5 mm
(7/16 inch)
This model
Memo
The order that the bobbin thread should be
passed through the bobbin case is indicated
by marks that surround the bobbin case.
Winding/Installing the Bobbin 27
Other model
1