(3) Adjusting the needle and the needle guide
[The position of the needle and the throat plate]
1
Center
(4) Adjusting the position of the york slide
8
1
A
6
Standard Adjustment
2
Standard Adjustment
2
1
To align
4
5
7
−
8
[The clearance between the needle and the needle guide]
3
On the same line
Blade tip
of looper
A
Locus of york slide
−
3
4
0 to 0.1mm
Approx.
6mm
B