Duerkopp Adler 669 Service Instructions Manual page 39

4 3
17 16
12 1
–
Turn the spindle so that the tear-off knife 12 points to the fastening
screw 1 on the right side.
–
Loosen the screw on the engagement block 14.
–
Set the winder flap so that between the thread on the bobbin and
the winder flap remains a distance of 2 - 3 mm (insert a spacer).
–
Set the engagement block 14 so that it bears on the locking disc 13
and has an end play of 0.5 mm towards the winder wheel 6.
–
Tighten the screw on the engagement block.
–
Screw the bobbin winder on again.
Small changes of the bobbin wind-on quantity
–
Adjust the winder flap 3 with the screw 4.
Correction of the winder's pretension position
The guide must be set in a way that the bobbin is evenly filled with
thread over its whole width.
–
Loosen the screw 17.
–
Adjust the guide 16.
–
Fasten the screw 17.
14 13 6
GB
35