Guide Curve, Slewing Range Of The Thread Pulling Knife And Roller Lever - DURKOPP ADLER 767 Service Instructions Manual

13.4 Guide curve, slewing range of the thread pulling knife and roller lever

10
Standard checking
The guide curve 4 determines the movement sequence of the thread
pulling knife.
The setting of the swung-out thread pulling knife results when the roller
lever 2 touches on the lowest point of the guide curve.
The guide curve 4 may not touch the roller lever 2 during sewing.
Caution Risk of Injury !
Turn the main switch off.
Set the guide curve, swing range of the thread pulling knife and roller
lever only with the sewing machine turned off.
Correction
Position of the guide curve
–
Loosen screws 3 (3 x).
–
Set guide curve 4.
In the thread lever high position the center of hole 7 and the center
of shaft 8 and the roller 6 should lie in a line (A).
–
Tighten screws 3 (3 x) again.
Swing range of the thread pulling knife
–
Loosen screw 5.
–
Set magnet anchor 9.
The back of the thread pulling knife 11 should lie flush to the blade
of the counter knife 10 when the magnet anchor 9 is fully extended.
–
Tighten screw 5 again.
Setting of the roller lever
–
Loosen screw 1.
11
–
Turn roller lever 2 on the shaft.
The roller 6 should lie centered to the guide curve.
The clearance of the roller lever 2 to the highest point of the guide
curve should be 0.1 mm when the magnet anchor 9 is fully
extended.
–
Tighten screw 1 again.
1
2
3
4
5
6
7
8
9
GB
55