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1) Replacing the parts with those exclusively designed for making soft chains
Needle thread presser plate C ....... 12112504
Driving cam .................................... 12112603
Needle thread presser spring B ..... 12112702
Throat plate ....................................(only for 1-needle
overlock machine)
0D4-300 ......................................... R4200J6DD0A
2) Adjustment value
1
Needle thread guide and needle thread take-up lever
Adjust the needle thread guide to increase the needle thread feeding amount when the needle bar is in
the lowest dead point of its stroke.
(04 1-needle overlock machine)
(16 Safely stitch machine)
2
Adjust the rising amount of needle thread presser plate C.
Adjust the rising amount of needle thread presser plate C
to 0.6 to 1 mm (max.) by moving driving
cam
to the right and left within the slot.
Rising amount : 0.6 to 1 mm (max.)
(25) Adjusting soft chain making mechanism
Max. slot of the needle
thread guide
3.1 to 3.6mm
Max. slot of the needle
thread guide
Needle thread take-
up amount when the
needle bar is in its
lowest dead point
2.5 to 3mm
Standard Adjustment
Cam face
Needle thread take-up
amount when the needle
bar is in its lowest dead
point
Rising amount
Cam face
Summary of Contents for MO-6700D Series
Page 49: ...45 2 Upper looper components...
