22
3) How to Thread the Upper Thread
A. Hook the upper thread as shown in the following picture after setting the thread take-up lever at the highest
position. As with the needle bar thread guide, hook the thread as shown in picture for heavy materials.
(SPS/A(B)-1306(1507, 1310)-HS)
4) Threading the Lower Thread
A. Insert bobbin ① into bobbin case ② as shown in the
picture.
B. After setting the lower thread through the crack of the
bobbin case, insert the thread through thread hole
③.
C. Adjust the lower thread to hang 25mm out of thread
hole ③.
[ Caution ]
Insert the bobbin to turn clockwise when seen from
behind the bobbin case
[ Fig. 24 ]
[ Fig. 25 ]
③
25mm
Picture ①
②
①
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