5
．
Adjustments
調節裝置
40
註：上刀
○
1
和下刀
○
2
成一直線時，上刀不能碰到壓腳壁，正確後固定彈簧軸環。
Note: Align the front sides of the upper
○
1
and lower
○
2
knives without touching the upper knife to the
presser foot. After check them, fix the knife holder guide collar
○
4
with the screw.
5.12.2
拆除方法
(1)
放鬆螺絲
○
5
和
○
6
才能拆掉上切刀
○
1
。
(2)
放鬆螺絲
○
7
才能拆掉下切刀
○
2
。
5.12.2 Removing :
(1) Loosen the screws
○
5
and
○
6
to remove the upper
knife
○
1
.
(2) Loosen the screw
○
7
to remove the lower knife
○
2
.
5.12.3
組裝方法
Fig.72
(1)
重新安裝下切刀
○
2
要鎖緊螺絲
○
7
。
(2)
重新安裝上切刀
○
1
要鎖緊螺絲
○
6
。
5.12.3 Resetting :
(1) Reset the lower knife
○
2
with the screw
○
7
.
(2) Reset the upper knife
○
1
with the screw
○
6
.
See “5.9 Adjusting lapped width of upper
fabric” for engagement of the knives.
5.12.4
上切刀角度之調整
(1)
拆掉
○
1
-
○
5
的部份，以螺絲
○
6
去調整刀的角度。
(2)
重新安裝時要注意插銷
○
7
有無對準刀座
○
8
上的
Fig.73
孔。
5.12.4 Engaging angle of upper knife to lower knife
(1) Remove the parts
○
1
-
○
5
in the order and turn the screw
○
6
to adjust it.
(2) When resetting, check the screw
○
7
is not out from the bottom of the knife support
○
5
. Then insert
it into the bracket hole
○
8
to tighten.
