NX-400Q/400
FAQs & Troubleshooting |
How do I thread the twin needle?
With the twin needle, you can sew two parallel lines of the same stitch with two different threads,both upper threads should have the same thickness and quality. Be sure to use the twin needle and the extra spool pin .
Twin needle Extra spool pin |
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Install the twin needle.
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Thread the upper thread for the left needle eye.
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Manually thread the left needle with the upper thread.
Pass the thread through the eye of the needle from the front.
The needle threader cannot be used with the twin needle.
If the needle threader is used with the twin needle, the sewing machine may be damaged.
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Insert the extra spool pin onto the bobbin winder shaft.
Insert the extra spool pin so that it is perpendicular to the bobbin winder shaft.
Bobbin winder shaft -
Swing down the spool pin so that it is horizontal.
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Place the upper thread spool for the needle on the right side onto the extra spool pin, and then secure it with the spool cap.
The thread should unroll from the top front of the spool.
Spool cap
Spool -
Thread the upper thread for the right side in the same way that the upper thread for the left side was threaded.
Thread guide cover shaft -
Without passing the thread through the needle bar thread guide, manually thread the right needle.
Pass the thread through the eye of the needle from the front.
If the needle threader is used with the twin needle, the sewing machine may be damaged. -
Attach zigzag foot "J".
When using the twin needle, be sure to attach zigzag foot "J".
If bunched stitches occur, use presser foot "N" or attach stabilizer material.
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Turn on the sewing machine and select a stitch.
When using the pintuck foot (sold separately) to sew straight pintucks with the twin needle, select the stitch with the center needle position.
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When using the twin needle, be sure to select an appropriate stitch, otherwise the needle may break or the machine may be damaged.
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After adjusting the stitch width, slowly turn the handwheel toward you (counterclockwise) and check that the needle does not touch the presser foot.
If the needle hits the presser foot, the needle may bend or break.
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When using the twin needle, be sure to select an appropriate stitch, otherwise the needle may break or the machine may be damaged.
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Start sewing.
Two lines of stitching are sewn parallel to each other.
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When changing the sewing direction, press ("Needle Position" button) to raise the needle from the fabric, and then raise the presser foot lever and turn the fabric.
Otherwise the needle may break or the machine may be damaged. - Do not try turning the fabric with the twin needle left down in the fabric, otherwise the needle may break or the machine may be damaged.
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Only use the twin needle.
Use of any other needle may bend the needle or damage the machine. -
Never use bent needles.
Bent needles can easily break, possibly resulting in injuries.
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When changing the sewing direction, press ("Needle Position" button) to raise the needle from the fabric, and then raise the presser foot lever and turn the fabric.