5. How to pass the threads
(1) With differential feed (MS-3580SF/1SN)
WARNING :
Perform the work after turning OFF the power to prevent accidents caused by the abrupt start of the
sewing machine.
Needle section
2
3 1
Looper section
1)
Threading diagram for the machine with differential feed
Needle thread : 1 for left needle thread, 2 for middle needle thread, 3 for right needle thread
Looper : 4 for front looper, 5 for middle looper, 6 for rear looper
Perform threading in accordance with the threading diagram.
6 5 4
− 13 −
Tension section
1
2 3
4
5
6
Looper thread cam section