9
Winding the bobbin thread, regulating the winder tension
.02
3
Fig. 9 - 02
● Place an empty bobbin 1 on winder spindle 2.
● Thread up as shown in Fig. 9-02 and wind the thread a few times clockwise around
bobbin 1.
● Engage the bobbin winder by presing spindle 2 and lever 3 simultaneously
● The tension of the thread wound onto bobbin 1 is set on knurled screw 4.
● The bobbin winder will stop when sufficient thread is wound onto bobbin 1.
If the thread is wound on unevenly:
● Loosen nut 5.
● Turn thread guide 6 as required.
● Tighten nut 5 again.
4
-
1
2
Fig. 9-02 shows a machine with thread trimmer -900/51.
The bobbin is wound during sewing.
+
5
Setting up
6
9 - 2