Sewing Arm; Position Of The Sewing Arm - Duerkopp Adler 975-1-5 Service Instructions Manual

2.9 Sewing Arm

2.9.1 Position of the Sewing Arm

1
2
3
With lowered sewing arm 1 the clearance between the milled bottom of
the sewing arm and the lower arm surface should be 72.5 mm.
Caution Risk of Injury !
Conduct adjustment work and function testing only with greatest
possible caution.
Lower position
–
Remove the feed plate 4.
–
Lower the sewing head.
Set the program switch to 44 and press the " STOP " key.
The sewing head is lowered and the needle plate and pressure
foot raised.
–
Loosen screw 2 and turn piston rod 3.
With lowered sewing arm 1 the clearance between the milled
bottom of the sewing arm and the lower arm surface should be
72.5 mm.
–
Tighten screw 2.
Upper position
The upper position need not be set.
It results from the piston rod run of the cylinder.
4
21