Why does my overlocker thread keep breaking?
The upper thread tension could be set too tight. Set the tension to the best thread tension setting or less. Make sure the spool of thread is installed correctly using the correct size spool cap for the size of spool. … Check that the bobbin is wound so that it about 80% full and that the thread is evenly wound.
Why is the back of my stitching loose?
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.
Why is my Overlocker not sewing?
When you overlocker is not stitching right, it could be that the blades need changing. … If this threading is wrong, then your overlocker will not form a chain or even a stitch. After that, check your tension settings when you start threading the machine. If they are not already set to 0 do so before threading.
Why is my top thread tight?
If the bobbin thread was incorrectly threaded, the upper thread may be too tight. … If the upper thread was incorrectly threaded, the upper thread may be too loose. 4. To increase the upper tension – increase the tension setting or turn the knob to the right.
How do you adjust the Overlock stitch width?
If the overlock uses two needles, the stitch width can be adjusted by removing one of the needles. This can be done only when a three–thread stitch is used. 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.
Why does my serger keep jamming?
1 5 Reasons Why Your Sewing Machine Keeps Jamming: … 1.2 Your machine is clogged at some point or place. 1.3 The needle is deformed or broken. 1.4 The feed dogs are not functioning properly.