Why is my thread bunching 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.
Why is the tension wrong on my sewing machine?
Needles, threads, and fabrics: Different thread sizes and types on top and in the bobbin can throw off basic tension settings. A needle that’s too large or small for the thread can also unbalance your stitches, because the size of the hole adds to or reduces the total top tension.
How do I reset my Janome Sewing machine?
Reset your machine for normal sewing by sliding the bobbin winder spindle to the left and pushing the hand wheel back in (if you have the push/pull type machine).
Probable Causes: – Top or bobbin thread is not set correctly. – Make sure that the bobbin was threaded properly in the shuttle race. …
How do I stop my thread from bunching?
Your thread tension should be adjusted for different weights of fabric and thread. Make sure that you are using the same weight thread in both your bobbin and upper thread. If you don’t, your tension can be uneven and cause you to get bunched-up thread under your fabric.
How do you adjust thread tension?
Changing Bobbin Tension
Turning the screw a tiny bit counterclockwise will loosen the bobbin tension; turning it clockwise will tighten the tension. Some quilters keep two bobbin cases on hand, leaving one as-is from the factory and using the other when they need to make adjustments.
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.