1. Attach the front cover assy..
2. Remove the presser foot, the needle plate B and the needle plate A, and then remove the inner rotary hook.
3. Start the test mode.
4. Select the pattern number "02" (3-point needle drop mode).
5. Turn the pulley by hand until the needle aligns with the outer rotary hook point.
6. Loosen the socket screw (M3 x 10).
7. Move the needle holder shaft block to the left and right and adjust clearance between the needle top and the outer
rotary hook point must be same at the base line of left and right.
8. Tighten the socket screw (M3 x 10).
4 - 8
Needle clearance left/right
Outer rotary hook assy.
Needle holder shaft block
screw (M3 x 10)