DURKOPP ADLER 969 Classic, Service Instructions Manual

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Setting the stitch length adjusting wheel
Service Instructions 969 - 06.0 - 03/2019 37
8. Perform a sewing test with a sheet of paper and readjust if necessary.
9. Turn the scale (5) so that the number indicating the stitch length is
exactly next to the adjusting mark (3).
10. Place the upper stitch length adjusting wheel (1) onto the shaft (4) and
tighten it with the wrench (6).
11. Tighten the screw (2).
7.2 Setting the lower stitch length adjusting wheel
Proper setting
Sew with 2 different stitch lengths.
 The stitch lengths on the seam correspond with the set stitch lengths.
The lower stitch length adjusting wheel can only be turned up to the
stitch length set on the upper stitch length adjusting wheel.
Fig. 25: Setting the lower stitch length adjusting wheel
To set the lower stitch length adjusting wheel:
1. Switch on the machine.
2. Unthread the needle thread.
3. Press the button on the machine arm.
 The button turns off.
The machine switches over to the lower stitch length adjusting wheel.
4. Hold the lower stitch length adjusting wheel (2) in place using the
wrench (6).
5. Loosen the screw (1).
6. Remove the lower stitch length adjusting wheel (2) from the shaft (4).
(1) - Screw
(2) - Lower stitch length adjusting wheel
(3) - Adjusting mark
(4) - Shaft
(5) - Scale
(6) - Key
③ ④
⑤
⑥
②
①