– 16 –
1.5 to 1.7 mm
(63.4 mm)
M
1) Returning amount of the double chain looper
The distance between the needle center and the blade point of the double chain looper should be 1.5 to 1.7
mm when the looper is at the extreme left of its travel.
2) Longitudinal motion (Avoid motion)
The standard minor axis of the elliptical motion should be :
3.0 mm.
Note : The avoid motion should be adjusted in accordance with Needle No.
3) Clearance between the double chain looper and the needle
The clearance should be 0.05 to 0.1 mm.
(9) Adjusting the double chain looper (Applicable only to MO-6716D series)
3.0 to 3.6 mm
0.05 to 0.1 mm
Standard Adjustment
Marker
Hole
Marker
A
B
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