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 serger bunching up?
If the upper looper thread loops are visible on the wrong side, they’re either too loose or the lower looper thread is pulling them too tight. So you can either turn the lower looper tension dial down or turn the upper looper tension dial up.
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 are my Serged seams wavy?
In my experience, the dreaded wavy seam is most often a result of serging more than two layers of fabric together like when attaching cuffs, waistbands, and neckbands.
How do you adjust differential feed?
To adjust the diffrerential feed, turn the dial on the right bottom of the body. When stretch material is sewn without using the differential feed, the edge will be wavy. To get smooth finish, adjust the feed ratio from 1.0 toward 2.0. (The feed ratio required depends on the elasticity of the material.)
How do you adjust bobbin tension?
To tighten your bobbin tension, turn the tiny screw on the bobbin case a smidgen clockwise. To loosen bobbin tension, turn the screw counterclockwise. A quarter turn or less is a good place to start.