Thread Regulator - Duerkopp Adler 511 Service Instructions Manual

4.2

Thread regulator

2
Caution – Risk of injury !
Turn the main switch off.
Check and adjust the thread regulator only when the automatic
bartacker is switched off.
Rule and control
The position of the thread regulator is dependent on the material
thickness and the thread size.
It must be adjusted so that the thread is guided around the hook in a
controlled way.
–
Load workpiece (fabric).
–
Thread in needle thread and bobbin thread.
–
Tilt automatic bartacker to the left.
–
Turn handwheel slowly and observe how tight the needle thread is
guided around the hook.
Adjusting
–
Loosen screw 1.
–
Move thread regulator 2.
Thread regulator to the left = more thread.
Thread regulator to the right = less thread.
–
Tighten screw 1.
1
3
25