SunStar SS-7350 Series User Manual page 62

Small cylinder bed interlock sewing machine
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(2) Speed adjustment of trimming thread-moving blade
A. The speed of the trimming thread-moving blade can be
adjusted with a speed controller of the cylinder.
B. To reduce speed, loosen the nut of the speed controller
and turn the screw clockwise and vice versa.
(3) Clearance between movable trimming knife and fixed trimming knife
Before adjustments, always turn off
the motor switch and check to make
sure that the motor is in stop mode.
Warning
The clearance between the movable trimming knife ③
and the fixed trimming knife ⑪ before the blades move is
0~0.5mm.
The stroke of the movable trimming
knife is equivalent to the cylinder
stroke.
Caution
62
Speed controller
0~0.5mm
[ Figure 108 ]
[ Figure 109 ]

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