Aligning the needle bar linkage
Service Instructions 867 - 04.0 - 10/2019 47
9.2 Aligning the needle bar linkage in the sewing direction
Fig. 31: Aligning the needle bar linkage in the sewing direction 
Proper setting
Stitch length adjusting wheels to 0.
 The lever (2) is positioned so that the distance from the surface of 
the arm (1) to the center of the bolt (3) is 123.6 mm.
To align the needle bar linkage in the sewing direction:
1. Disassemble the valve cover ( p. 17).
2. Tilt the machine head ( p. 14).
3. Set the lower stitch length adjusting wheel to 0.
4. Set the upper stitch length adjusting wheel to 0.
5. Loosen the threaded pins (4).
6. Loosen the screw (5).
7. Position the lever (2). 
8. Tighten the threaded pins (4).
9. Tighten the screw (5).
WARNING
Risk of injury from moving parts!
Crushing possible.
Switch off the machine before aligning the needle 
bar linkage.
(1) - Machine arm surface
(2) - Lever
(3) - Center of bolt
(4) - Threaded pins
(5) - Screw