Machine head
Service Instructions 745-35-10 S/745-35-10 A - 02.0 - 04/2017 73
3.15 Setting the synchronizer
Fig. 60: Setting the synchronizer
Proper setting
Once positioned, the thread lever should be approx. 5 mm in front of the
top dead center. The offset edge of the cam segment must then be posi-
tioned at the center between the forks of the light barrier.
To set the synchronizer:
1. Turn the machine to move it approx. 5 mm in front of the Thread lever
at top dead center position.
2. Loosen the threaded pin (2).
3. Turn the cam segment (1) such that the offset edge of the cam
segment (1) is at the center between the forks of the light barrier.
4. Tighten the threaded pin (2).
5. Check the positioning after cutting.
WARNING
Risk of injury from moving parts!
Crushing possible.
Only set the synchronizer when the sewing unit is
switched off.
(1) - Cam segment (2) - Threaded pin
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