15
B
D
C
1047306-26
12. Height of the chain stitch looper
Check
The distance between the chain stitch looper point and the upper side of chain stitch looper
drive shaft location must be approximately 58.7 to 60.2 mm (B).
Note: The chain stich looper drive shaft must not have any axial play.
Setting:
1. Turn the handwheel in the normal direction until the point of the chain stich lower looper is
at its most right position.
2. Loosen the screw (D) on the chain stich looper.
3. Move the chain stitch looper (C) until it has a vertical distance is approximately
58.7 to 60.2 mm (B) to the chain stitch looper drive shaft location and chain stitch looper
point.
4. Tighten the screw (D) of the chain stitch lower looper.
5. Re-check as described under “Check”.
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