4 - 2
Precaution Adjustment flow
The following adjustment items are inter-related. This means that adjusting one of them
will affect the adjusted values of the subsequent items. Be sure to adjustment these
items according to the flow below.
1. Needle position adjustment (front/back)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-18
2. Needle position adjustment (right/left)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-19
3.
Needle bar rising length and needle space adjustment
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-20
4. Needle bar height adjustment
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-21
5. Rotary hook stopper adjustment
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-22
6. Presser foot height adjustment
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-23
7. Needle bar top dead center adjustment
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-24
8. Needle threader adjustment (up/down)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-25
9. Needle threader adjustment (right/left)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-26
When only "Rotary hook
stopper adjustment" is
performed, adjustment
of the subsequent items