When the overlocker stitch has poor tension, only one thread may need adjustment. Adjust too tight threads first as they may cause the other threads to seem loose even when they are not. Learning to adjust the correct thread or threads takes practice.
How do you adjust an Overlock Machine?
The stitch length of an overlock machine may vary from 0 to 5 mm (0–0.2 inch). The stitch can be adjusted by turning a dial, moving a lever, or loosening a screw. When sewing medium-weight fabric, use an average stitch length, or 3 mm (about 9 stitches per inch).
Why is my top thread loose?
The top thread loose could be caused by several reasons. … The incorrect weight embroidery bobbin thread is being used. – Ensure that you are using 90 weight embroidery bobbin thread. If using “L” type pre-wound bobbins, be sure to use a bobbin center pin.
Why is my Overlocker gathering?
The seam looks gathered!
Or it could be because the presser foot isn’t holding the fabric down firmly enough – turn the presser foot pressure dial up if your machine has this feature.
How do you adjust the tension on an Elna Overlocker?
Locate the upper tension control dial on either the faceplate, near the needle-bar housing or on the upper arm of the machine head, depending on the Elna sewing machine model. If the top stitches are loose, turn the upper tension dial 1/4 turn to the right to tighten the tension.
Why is my thread looping underneath?
A: Looping on the underside, or back of the fabric, means the top tension is too loose compared to the bobbin tension, so the bobbin thread is pulling too much top thread underneath. By tightening the top tension, the loops will stop, but the added tension may cause breakage, especially with sensitive threads.
How can I make my Overlocker tighter?
Practice adjusting the tensions by sewing on a long strip of fabric. Start sewing, and slowly turn the tension dial for one of the threads to a lower number. As you sew, examine the stitches to see the change in tension. The thread that has been adjusted will be slack or loose.
What does loose thread mean?
Unfinished details, incomplete business. For example, We’ve not quite finished the project; there are still some loose ends. This expression alludes to the ends of a rope or cable that should be fastened.
What should my thread tension be?
The dial settings run from 0 to 9, so 4.5 is generally the ‘default’ position for normal straight-stitch sewing. This should be suitable for most fabrics. If you are doing a zig-zag stitch, or another stitch that has width, then you may find that the bobbin thread is pulled through to the top.
Why is my top thread looping?
Looping on top generally means the needle tension is too loose. Change your needle. The golden rule for needle selection is to use the smallest sharpest needle that can carry the thread through the fabric without damage to the thread, fabric, or needle. Change your thread.