Golden wheel CS-8810 Basic Operation Manual page 18

8 Material slippage
線缝不合
9 Lower thread is
tangled at the sewing
start.
Spinning of bobbin
during thread
trimming.
在縫紉開始時底線
糾結纏繞
剪線時梭芯空轉
10 Upper and lower
threads are breading.
面線和底線斷線
·壓脚壓力是否過大?
調整壓脚壓力。
·縫紉速度是否過快?
使用縫紉速度控制鍵逐漸減低縫紉速度。
·送布牙的傾斜度是否恰當?
請稍稍降低送布牙的前端。
·Is the presser foot pressure too strong?
Adjust the presser foot pressure.
·壓脚壓力是否過大?
調整壓脚壓力。
·Is the bobbin spinning direction correct when the lower thread is
being pulled?
Set the bobbin so that it turns in the opposite direction to the
rotary hook.
·Is there too much thread wound onto the bobbin?
The bobbin winding amount should not be more that 80%.
·Is the anti-spin spring attached?
Attach the anti-spin spring.
·Is the bobbin turning smoothly ?
If the bobbin is not turning smoothly, replace the bobbin.
·Is a bobbin other that the light-alloy bobbins specified by Golden
Wheel being used?
Use only bobbins which are specified by Golden Wheel.
·拉出底線時，梭芯旋轉方向是否正確?
安裝梭芯，使其朝旋梭相反的方向旋轉。
·梭芯上卷線的線量是否過多?
梭芯卷線量不應超過 80%。
·是否已加裝旋梭空轉防止簧?
加裝旋梭空轉防止簧。
·梭芯轉動是否流暢?
如果梭芯轉動不流暢，應更換梭芯。
·是否使用除 Golden Wheel 規定的輕合金梭芯以外的其他梭芯?
·Is the needle bent or is the needle tip broken?
Replace the needle if it is bent or broken.
·Is the needle properly installed?
If it is incorrect, install the needle correctly.
·Is the machine properly threaded?
If it is incorrect, thread the thread correctly.
·Is the upper or lower thread tension too weak or too strong?
Adjust the upper thread or lower thread tension.
·Is the upper thread may be loose because the thread take-up spring
operating range is too small?
Adjust the position of the thread take-up spring.
·Is the rotary hook, feed dog or other part damaged?
If they are damaged, smooth them with an oiled grindstone
or replace the damaged parts.
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