Astralux 9300A - Timing of Needle and Hook

a
19
6-11 Timing of needle and hook
- Choose patterns #5, zigzag 7 mm.
1) Set the needle bar at its lowest point
when it swings to the left. Place clamp
(A) around the needle bar, tighten its
screw (a) but still allowing movement. (1)
2) Place gauge (B) (4.0mm) between the
needle bar support and clamp, tighten
(A) until it is at its highest position, and
then tighten its screw. (1)
3) Remove gauge (B), turn hand wheel to
enable needle bar to rise little by little
and stop at the position when presser
plate reach to the top. (2)
4) Turn the hand wheel until the shuttle
hook holder point is on the right side of
needle, the distance between needle
hole and it should be 1.1~1.4 mm. (3)
If the distance is incorrect, loosen the
screw (a) of needle bar bracket, and
adjust the position of needle bar (C) to
correct it. (4)
1
2
4
A
B
a
3
1.1~1.4 mm
Needle's lowest
position
C