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INSTRUCTION MANUAL
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6-2 Adjusting the presser foot pressure
Correct stitches
Upper thread
The presserfoot pressure should be as weak as possible,
But storng enough so that the material does not slip.
1) Loosen the adjusting nut(1)
。
2) Turn the presser adjusting screw(2) to adjust the
presser foot pressure.
3) Tighten the adjusting nut(1).
6-3 Adjusting the trailing length after thread trimming
·At the time of thread trimming, the thread tension is
Loosened and tension is applied by the pretension(1)
only.
·The standard trailing length for the upper thread is
35-40mm
。
·If the tension of the pretension(1) is increased, the
Lengths of the threads trailing from the needle tips will
be reduced; if the tension is reduced, the lengths will
be increased.
Adjust by turning the pretension(1).
Skipped
stitch
occur
Uneven
stitch
length
Increase
the
pressure.
Stitches
are
puckered
Decrease
the
pressure.
Becomes
weaker
Becomes
stronger
shorter
longer
Содержание H9199
Страница 1: ......
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Страница 7: ...SAFEY INSTRUCTIONS V ...
Страница 8: ...SAFEY INSTRUCTIONS VI ...
Страница 9: ...SAFEY INSTRUCTIONS VII ...
Страница 16: ...操作说明 4 3 1 台板加工图 台板的厚度应达 40mm 能够承受缝纫机的重量 并经的起缝纫机的震动 请在如图所示位置上钻孔 3 2 安装方法 1 油盘 1 头部防震垫 左 2 个 2 头部防震垫 右 2 个 3 油盘 ...
Страница 18: ...操作说明 6 6 线架 1 线架 注意 将螺母 4 拧紧以便将两个橡皮垫片 2 和垫圈 3 夹紧 使线架 1 不会移动 7 膝控 1 膝控碰块 2 螺栓 松开螺栓 3 将膝控碰块 1 移至易于 使用的地方 ...
Страница 20: ...操作说明 8 3 4 连接线缆 ...
Страница 51: ...INSTRUCTION MANUAL 39 3 4 Connect cable ...
Страница 76: ...2 针杆 挑线装置 Needle bar and thread take up mechanism 64 ...
Страница 78: ...2 针杆 挑线装置 Needle bar and thread take up mechanism 66 ...
Страница 80: ...3 膝控压脚装置 Knee lifter mechanism 68 ...
Страница 82: ...4 送料装置 Feed mechanism 70 ...
Страница 84: ...4 送料装置 Feed mechanism 72 ...
Страница 88: ...7 润滑系统 Lubrication 76 ...
Страница 90: ...8 穿线装置 卷线装置 Bobbin winder mechanism Threading mechanism 78 ...
Страница 92: ...9 切线装置 Thread trimmer mechanism 80 ...
Страница 96: ...16 附件 Accessories 84 ...
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