SunStar SPS/C-B1201 SERIES, User Manual, Page: 36 / 59

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C. Setting the position of the trimming shaft
ⓐ Loosen screws of the trimmer driving link and the trimming shaft collar.
ⓑ
Bring the trimming shaft tip to fit with the side of the arm.
ⓒ
Fasten the screws afterwards.
[Figure 73]
[Caution]
If the positioning is not appropriate, trimming may not perform correctly or the machine could be jammed.
Trimmer Shaft
Trimmer Cam
Screw
Trimmer Driving Link Trimmer Shaft Collar
B. Adjusting the link stopper screw
ⓐ
When the needle is at its lowest position, push the trimmer driving link in the arrow ( ) direction within the
moving range of the trimmer cam. Check if there is enough room between the trimming cam roller and both ends
of the trimmer cam.
ⓑ
With the trimming cam roller inserted into the moving range of the trimmer cam, adjust the end of the link
stopper screw to touch the trimmer connecting bar . Then tighten the nut afterwards.
[Figure 72]
[Caution]
If there is an insufficient clearance between the trimming cam roller and both ends of the trimmer cam, trimming may
not perform correctly, or the machine could be jammed at the beginning or at the end of sewing or trimming.
[Caution]
If the positioning is not correct, returning to the previous position after trimming could be delayed, and the first stitch
may not be tight enough.
Trimmer Driving
Cam Roller
Clearance
Clearance
Trimmer Cam
Trimmer Connecting Bar
Trimming Drive Link
Link Stopper Screw
Link Stopper Screw
Trimmer Connecting Bar
Nut
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