3034D
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常见问题解答与故障排除 |
![](/g/b/img/product/hf_3034deas.jpg)
3034D
日期: 2022-11-02 ID: faqh00000521_000
Fabric is puckered
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Thread tension too tight.
Decrease thread tension when sewing lightweight or fine material.
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Improper threading or thread tangled.
Thread correctly.
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