DURKOPP ADLER 969 Classic, Service Instructions Manual

Page: 52 / 122

Aligning the needle bar linkage
50 Service Instructions 969 - 06.0 - 03/2019
9.2 Aligning the needle bar linkage in the sewing direction
Proper setting
When the stitch length is set to 0 and the value set on the handwheel
scale is 90° , the needle bar is parallel to the presser foot bar.
Cover
• left and right arm cover ( 
p. 15
)
Fig. 35: Aligning the needle bar linkage in the sewing direction
To align the needle bar linkage in the sewing direction:
1. Loosen the screw for the top feed lever (1).
2. Turn the needle bar (2) until it is parallel to the presser foot bar (3).
3. Set the distance between the bars to
L = 44 mm .
4. Tighten the screw (1).
5. Check the axial play (

p. 22
).
(1) - Screw top feed lever
(2) - Needle bar
(3) - Presser foot bar
②
③
①
L