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Adjustment
11 - 6
11.04.05 Centering the needle in the needle hole
Requirement
With the stitch length set at „0“, the needle must enter the needle hole exactly in the
middle.
Fig. 11 - 05
4
7
8
6
1
2
5
9
3
● Unscrew vibrating presser 1 and presser foot 2.
● Set stitch length „0“ and bring the needle bar to its TDC.
● Insert a new needle. Loosen screws 3, 4, 5 and 6.
● Position the needle directly over the bottom feed dog by turning the handwheel.
● Move needle bar frame 7 in accordance with the requirement.
● Tighten screws 3, 4 and 5.
● Position stop 8 so that it is touching needle bar frame 7 and tighten screw 6.
The movement of needle bar frame 7 in guide 9 and of the top feed drive bars
must not be stiff.