HIGHLEAD DY-850, Instruction Manual

Page: 7 / 46

— —
5
5.机针安装
HOW TO ATTACH NEEDLE
注意:安装前必须关闭电源
旋松夹针螺钉，将机针的长槽朝向操作者的左面，然后把针柄插入针杆下部的针孔内，使其碰到针杆孔
的底部为止，再旋紧夹针螺钉，固定机针即可。
注意: 倒缝时如发生断线现象，注意机针与线的配
合，并且使机针的长槽面向操作者转动一定角度。
Note: Before making the following adjustment, be
sure to switch off the power source.
Insert the needle up to the bottom of needle clamp and
tighten the screw keeping the long groove side of needle
forward the left
．
Note: If snapping of thread occurs during back sewing
with polyester threads
，
it may be avoided by fitting the needle with the long groove shifted to the front side
．
6. 穿线
THREADING
挑线杆在最高位置时，按下图所示序号穿线。引底线时，先将面线头捏住，转动主动轮使针杆向下
运动，再回升到最高位置，然后拉起捏住的面线线头，底线即被牵引上来。最后将底面二根线头一起置
于压脚下前方。
Raise the thread take-up lever to its highest position and thread the upper thread in the following order. To
draw the bobbin thread, hold the end of the needle thread and turn the balance wheel to lower the needle bar and
then to lift it to its highest position. Pull the needle thread and the bobbin thread is drawn up. Put the ends of
needle thread and bobbin thread front ward under presser foot.