KNOWING YOUR SEWING MACHINE —————————————————————————————————————————
Lower threading
Install the bobbin wound with thread.
CAUTION
● Winding the bobbin improperly may cause
the thread tension to loosen, breaking the
needle and resulting in injury.
1
a Wound evenly
b Wound poorly
● The bobbin was designed specifically for this
sewing machine. If bobbins from other
models are used, the machine will not operate
correctly. Use only the enclosed bobbin or
bobbins of the same type (part code: SA156,
SFB: XA5539-151).
11.5 mm
(7/16 inches)
This model
CAUTION
● Make sure you turn the power off while
threading the machine. If you accidentally
step on the foot controller and the machine
starts to sew, you could be injured.
a
Raise the needle to its highest position by turning
the handwheel toward you (counterclockwise)
and raise the presser foot lever.
14
2
Actual size
Other models
b
Open the shuttle cover behind the flat bed
attachment at the front of the machine.
a Flat bed attachment
b Shuttle cover
Remove the bobbin case by pulling its latch
c
toward you and pulling it out from the shuttle
race.
a Bobbin case latch
d
Unwind about 10 cm (4 inches) of thread
from a full bobbin, and then insert the bobbin
into the bobbin case.
• Only use bobbins that were designed to be
used with this machine.
CAUTION
● 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.