19
4) How to Thread the Upper Thread
A. Hook the upper 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 ① for heavy materials.
(SPS/B(A)-1811(2211)-HS)
5) 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. 14 ]
[ Fig. 15 ]
③
25mm
Picture ①
②
①