Hikari HW782TA, Instruction Manual Book

Page: 64 / 206

21
The way to adjust thread take-up
and thread connecting
1.
The way to adjust thread take-up
●
The lowest position of needle, the horizontal position with
supporting shaft 1, when adjust, loose screw 2, please
move the supporting shaft up and down to adjust.
●
The pivot point of supporting shaft (a) pass thread guide
(b)for 75mm ,when adjust ,loose screw 3, move the thread
guide 4 left and right to adjust.
●
Left(-)direction, thread will be tight.
●
Right(+)direction, thread will Loose.
2.
Thread connecting adjustion
●
Thread connecting device 5
The pivot point of screw 6 passes thread connecting device
5 for 7.0mm, when adjust, loosen screw 6, move the thread
connecting device 5 up and down to adjust.
●
Thread connecting 7
、
8
、
9
Screw 6’s position as the picture shows, when adjust, loosen
screw 10, 11, 12, adjust thread connecting device 7
、
8
、
9
up and down.
●
When move up, the thread will be tight.
●
When move down, the thread will be loose.
When adjust, please compare thread description.
3.
The adjustment of the protection thread
Put screw 14 in the middle of thread protection device 13,
when the looper comes in, it can change the shape of the
of thread loop.
When the thread protection moves(+), thread loop becomes large.
When the thread protection moves(-),thread loop becomes small.
4.
Decoration thread adjustion
When Decoration thread connecting device 15 is at the
highest position, device 16’s hole(C) is as the picture shows.
When adjusting, loosen the screw 17 and 18, adjust the
decoration thread device up and down.
水平
75mm
25mm
7.0mm
12.5mm
1 (a) (b)
5
6
7
8
9
12
11
13
14
15
15
16
（
c
）
16
17
18
10
3
4
2