Positioning The Thread Nipper; Positioning The Stitch Adjusting Cam - JUKI MB-373 Manual

(8) Positioning the thread nipper

The clearance between thread nipper 1 and nipper block 2 should be 0.8 to 1.2 mm while the machine
is in operation.
(In case of MB-377 : 0.4 to 0.8 mm)

(9) Positioning the stitch adjusting cam

The clearance between the roller and the recess of the cam should be 0.8 mm at the stop-motion
position.
Standard Adjustment
1
0.8 to 1.2 mm
2
0.8 mm
A
Rotating direction of cam
10
− −