Pfaff 918

Setting up
9 - 3
11 04
Fig. 9 - 03
1
2
9.03 Removing/inserting the bobbin case
Turn the machine off!
Removing the bobbin case.
● Lift clip 1 and remove bobbin case 2.
Inserting the bobbin case:
● Insert bobbin case 1 until you feel it click
into place.
9.04 Threading the bobbin case, adjusting the thread tension
9.04.01 PFAFF 938 without thread trimmer
● Insert bobbin 1 into bobbin case 2.
● Guide the thread through the slot under
spring 3.
● Adjust the thread tension by turning
screw 4.
When the thread is pulled the
bobbin 1 must rotate in the
direction of the arrow.
1
2
3
_
+
4
5 cm
Fig. 9 - 04