Needle Bar Height And Clearance Of The Hook Point To The Needle - Duerkopp Adler 975-1-5 Service Instructions Manual

2.2 Needle Bar Height and Clearance of the Hook Point to the Needle

1
In the looping stroke position the hook point 2 lies at the center of the
furrow.
In the looping stroke position the clearance of the hook point to the
furrow should be 0.1 mm.
Caution Risk of Injury !
Conduct adjustment work and function testing only with greatest
possible caution.
–
Lower the sewing head.
Set the program switch to 44 and press the " STOP " key.
The sewing head is lowered.
Needle bar height
–
Bring the needle bar into the looping stroke position with the
handwheel.
–
Loosen screw 1.
–
Move the needle bar.
The center of the furrow must lie at the hook point 2.
–
Tighten screw 1.
Clearance to the hook point
–
Loosen screws 3 and 5.
–
Axially slide the hook 4 on the shaft.
The clearance between the hook point and the furrow is 0.1 mm.
Do not turn the hook.
Do not push the oil whizzer disk too far to the back.
–
Tighten screws 3 and 5.
2
3
4
5
5