Thread Regulator - Duerkopp Adler 510 Operating/Service Instructions Manual

4.2 Thread regulator

2
Caution: Danger of injury!
Switch off main switch.
Check and adjust thread regulator only when the automatic
bartacker is switched off.
Standard checking
The position of the thread regulator is dependent on the material
thickness and the thread size.
It has to be adjusted in such a way that the thread is guided around the
hook in a controlled way.
–
Load workpiece.
–
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.
Correction
–
Loosen screw 1.
–
Shift thread regulator 2.
Thread regulator to the left = more thread
Thread regulator to the right = less thread.
–
Tighten screw 1.
1
3
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