42
B. Adjusting thread volume on the bobbin
– Fill the bobbin 80% and make sure the thread is parallel to
the bobbin as shown in the figure.
– Thread volume on the bobbin can be adjusted using a
TIME dial. Set it at MAX to increase the volume.
80%
①
③
5) Bobbin Winder
A. Bobbin winding
– Insert the bobbin onto the shaft
①
and manually wind the
thread 5-6 times around the bobbin. Press START button
②
to wind the bobbin.
– Bobbin winder will stop winding according to the
embedded timer. But if you want to stop winding before
the bobbin automatically stops, press STOP button
③
.
[ Fig. 54 ]
②
C. Adjusting the bobbin winding condition
– If the thread is not parallel to the bobbin, adjust the body
of the thread guide left and right.
– Adjust the tension of the bobbin winding using the tension
adjusting nut.
[ Fig. 55 ]
1) Overfilling the bobbin may interfere with the smooth pull of the lower thread.
2) For normal bobbin, 80% fill will render around 80m of lower thread.
Caution
