Changing the sewing motor
98 Service Instructions 755 A/756 A - 00.0 - 02/2019
15 Changing the sewing motor
Fig. 103: Changing the sewing motor (1)
Proper setting
For non-switchable needle bar:
The sewing motor position must be 40°. The position is indicated at
the handwheel.
When the position is 40°, the thread lever is positioned approx.5mm
in front of the top dead center.
For switchable needle bar:
The sewing motor position must be 60°. The position is indicated at
the handwheel.
When the position is 60°, the thread lever is positioned approx.5mm in
front of the top dead center.
WARNING
Risk of injury from moving parts!
Crushing possible.
Switch off the machine before changing the sewing
motor.
(1) - Sewing motor cable
(2) - Sewing motor
(3) - Toothed belt
(4) - Screws
(5) - Sewing motor holder