Innov-is XJ1
常見問題&故障排除 |
The needle contacts the needle plate.
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The needle clamp screw is loose.
Firmly tighten the needle clamp screw. If the needle is bent or blunt, replace it with a new one.
Refer to How do I change the needle ?
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Needle is turned, bent or the point is dull.
Replace the needle.
Refer to How do I change the needle ?
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