Description Of The Setting Positions - Duerkopp Adler 669 Service Instructions Manual

1.2

Description of the setting positions

1
4
The sewing machine can be locked in 2 different setting positions with
the locking pin 1 and the arresting notches 2 and 3 on the arm shaft
crank 4.
Position I = Locking pin Ø 5 mm for large groove
= Looping stroke, needle bar height
Position II = Locking pin Ø 3 mm for small groove
= Needle bar at its upper dead center
4
2
3