Transmission Lever - Dürkopp Adler 867 Service Instructions Manual

2.4 Transmission lever

3
18
2 1
Caution: Danger of injury !
Turn the main switch off !
Check and set the transmission lever only with the sewing
machine switched off.
Standard checking
The lever 3 transmits the movement of the advance shaft to the needle
bar linkage.
The lever 3 must be positioned in a way the distance between the
surface of the arm 1 and the center of the bolt 2 is 123,6 mm with the
stitch length set to "0".
–
Set the stitch length to "0".
–
Check the distance between the top edge 1 and the bolt center 2.
Correction
–
Loosen the screws 4 at the lower transmission lever.
–
Loosen the screw 5 at the upper transmission lever.
5
–
Adjust the lever 3 to fit the given dimension.
–
Tighten the screws 4 and 5 again.
4