Installing The Bobbin; Bobbin Cover - Brother NS-40 Operation Manual

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Installing the bobbin

Install the bobbin wound with thread.
CAUTION
● Use a bobbin that has been correctly wound,
otherwise the needle may break or the thread
tension will be incorrect.
● 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 included bobbin or
bobbins of the same type (part code: SA156,
SFB(XA5539-151)).
c
a
a This model
b Other model
c 11.5 mm (7/16 inch) (actual size)
● Before installing the bobbin or replacing the
needle, be sure to turn off the sewing
machine, otherwise injuries may occur if the
start/stop button is accidentally pressed and
the machine starts sewing.
a Press (needle position button) once or
twice to raise the needle, and then raise the
presser foot lever.
a Needle position button
18
b
c
d
b
● Be sure to hold down the bobbin with your
Turn off the sewing machine (set it to "
Slide the latch on the right side of the bobbin
cover to the right, and then remove the

bobbin cover.

a
a Bobbin cover
b Latch
Insert the bobbin with your right hand so that
the thread unwinds to the left side, and then
pull the thread firmly under the tab with your
left hand.
a
a Tab
CAUTION
finger and install the bobbin so that the thread
unwinds in the correct direction, otherwise
the needle may break or the thread tension
will be incorrect.
").
b