24
CZ8000
6.Adjustments of sewing machine
③
①
①
②
0 - 0.05㎜
Tighten the screw ③ after checking the height of needle.
After adjusting the front-and-rear position of the lower
looper, be sure to check the distance between the needle
and the lower looper and tighten the screw ② .
6.6.4 Front-and-rear position of lower looper
Single needle overlock stitch on CZ8003:
Loosen the screw ② to make the clearance between the
lower looper tip ① and the needle to 0 - 0.05 mm.
2-needle overlock stitch on CZ8020:
(1) Loosen the screw ② to make the clearance between
the lower looper tip and the left needle to 0 - 0.05 mm
while loosening the screw ②.
(2) Make sure that the clearance between the right needle
and the lower looper is between 0 - 0.05 mm (the same
as the left needle) when they meet each other.
Fig. 6-16
Fig. 6-17
Fig. 6-18
needles
0 - 0.05 ㎜
6.6.5 Parallel of needles
In case of 2-needle machines, loosen the screw ③ and
make adjustment by turning the needle clamp slightly.
Make the clearance the same as the left needle to 0 - 0.05
mm when the right needle meets the lower looper.
Also, refer to “6.6.1 Height of needle” on page 22.
ATTENTION