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13
14
A
B
A
B
A
B
A
12
5
C
B
A
E
D
F
3. Winding the bobbin thread
3.1 The method of winding
Insert the bobbin B into winder shaft, threading the
thread A to upper and lower holes of pin E, then to
thread tension disc F, draw the thread tip and wind
thread several circles around bobbin B, put the
winding lever D into bobbin B, then it can automatic
winding when sewing. (If only winding, not sewing,
please lift the presser foot.)
Please don't overfill the bobbin thread, otherwise the
thread will loosen down from the bobbin. The
optimum capacity of bobbin thread is fill about 80%
of bobbin outside diameter, and this can be adjusted
by screw D. After finish, thread can be cut by thread
cutter shown in Fig. 12. Wind the thread A several
circles around cutter C, draw the thread and the
thread is cut.
.
.
3.2 Threading (Fig. 13)
A. Every thread should be drawn through thread hole
A, when using light and smooth thread (polyester or
long silk thread), it should be drawn through thread
hole B.
B. Keep the thread take-up lever at its highest
position, threading the needle thread in the following
numerical order.
.
.
3.3 Stitch length (Fig.14)
The stitch length can be regulated by stitch length
dial A. Turn it counter-clockwise to expand its
length and clockwise to shorten its length. The
numbers on dial show the sizes of the stitch length in
mm.
For reverse feed, press down feed lever B to perform
reverse sewing. Release the lever, the feed lever can
reset automatic and the forward sewing is resumed.
.
.
Thread
Detailed picture