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Gemsy GEM1900A - 上线的穿线方法 Threading the Machine Head; 梭壳的取下插入 Threading the Machine Head; 旋梭的插入方法 Installing the Bobbin

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3.上线穿线 Threading the machine head
CAUTION
Turn OFF the power before starting the work so as to prevent accidents caused by abrupt start of the
sewing machine.
穿线4cm
1使线穿线
2线线穿线1
Pull out the thread by approximately 4 cm from the needle
after threading through the needle.
(NOTE)
1. When the silicon oil is used, thread through thread guide
for silicon (Optional)
2. For thick thread, pass the thread through one hole only of
needle bar thread guide .
使Operation Instruction
线 线
thin synthetic thead or the like
4.梭 Threading the machine head
CAUTION
Turn OFF the power before starting the work so as to prevent accidents caused by abrupt start of the
sewing machine.
1
2
3
1) Open hook cover .
2) Raise latch of bobbin case , and remove the bobbin
case.
3) When installing the bobbin case, fully insert it into the
shuttle shaft, and close the latch.
(NOTE) If it is not fully inserted, bobbin case may slip off
during sewing.
5.旋 Installing the bobbin
1
2线穿穿线线线
线穿线
3线线穿线2.5cm
线
1) Set the bobbin into bobbin case in the direction
shown in the figure.
2) Pass the thread through thread slit of bobbin case ,
and pull the thread as it is. By so doing, the thread will pass
under the tension spring and be pulled out from thread hole .
3) Pass the thread through thread hole of the horn section,
and pull out the thread by 2.5 cm from the thread hole.
(NOTE) If the bobbin is installed in the bobbin
case orienting the reverse direction, the bobbin thread pulling
out will result in an inconsistent state.
14

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