Innov-is F420
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FAQs & Troubleshooting |
Fabric puckers
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There is a mistake in the upper or bobbin threading.
Check the steps for threading the machine and rethread it correctly.
Refer to How do I set the bobbin ? , How do I thread the machine ?
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Spool cap is set incorrectly.
Check the method for attaching the spool cap, then reattach the spool cap.
Refer to How do I thread the machine ?
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Using improper needle or thread for the selected fabric.
Check the Fabric/Thread/Needle Combinations chart.
Refer to Combination of fabric, thread and 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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Stitches are too long when sewing thin fabrics.
Shorten the stitch length.
Refer to How do I adjust a stitch width or length ?
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Thread tension is set incorrectly.
Adjust the thread tension.
Refer to How to adjust the thread tension.
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Wrong presser foot.
Use the correct presser foot.
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