-27-
线不合)，可提高送料牙前端。
1.
，
调节送料牙的倾斜度后
送料牙的高
度也会发生改变，因此请重新调节送料
牙的高度。
2.In order to prevent puckering,lowe
-r the front of the feed dog.
3.In order to prevent the material fro
-m slipping,raise the front of the feed
dog.
4.The height of the feed dog will cha
-nge after the angle has been adjust
-ed,so it will be necessary to re-adju
-st the height of the feed dog.
图3
4
Fig.3
4
图
35
Fig.
35
定刀和动刀的更换 (图3
4
、图
35
)
Replacing the counter knife and moving knife(Fig. 34, Fig. 35)
28
1.动、定刀的拆卸方法
1）转动缝纫机手轮，将针杆上升至最高。
2）取下机针。
3）松掉针板螺钉①，取下针板②。
1.Removing the
counter knife and moving knife
1) Turn the wheel and stop the needle bar in
Caution:
1.To prevent the unexpected startup of sewing machine, trim off the power
supply before the operation is conducted.
2.Carry out the above steps in reverse to install the fixed knife.
注意:
1.为了防止缝纫机的意外启动，请关掉
电源之后再进行操作。
.安装定刀顺序请按拆卸定刀顺序的相
2
反步骤进行。
①
②
⑤
④
③
4
）按箭头所示方向方向推动切线驱动曲柄
5
）松掉螺钉③和④，取出定刀⑤。
⑧直至看到螺钉③、④、⑥的位置为止。
⑧
⑥
6
）松掉螺钉⑥，取出动刀⑦。
⑦
its highest posiion.
2) Take down the needle.
3) Loosen the screw
①
and put down the
needle plate
②
.
4) Drive the trimming crank
⑧
as illustrated by the arrows , and stop to position when screw
③、④、⑥
is unfolded.
5) Take down the screw
③ 、④
and counter
knife
⑤
.
6) Take down the screw
⑥
and counter
knife
⑦
.
