What will happen if thread or dust clogged in the shuttle race?
If dust or bits of dirt collect in the shuttle race or bobbin case, the machine will not run well, and the bobbin thread detection function may not operate. Keep the machine clean for best results.
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 does my sewing machine keep getting jammed?
If your bobbin is threaded wrongly, it could cause jamming issues to your sewing machine. Your bobbin thread won’t move properly if there are knots or if the bobbin isn’t properly wound. Check to see if the threading on your bobbin is all tangled, and fix it if you can.
Why wont my needle go up and down?
A disengaged clutch, broken drive belt or internal drive gear failure can prevent the needle from moving. Engage the hand wheel clutch if you have it disengaged for bobbin winding. … You’ll typically need to have a service technician examine the sewing machine and fix a drive gear failure.
What is the part of the sewing machine that should be avoided when oiling?
Remove the upper belt or turn power off before oiling the sewing machine. 3. When a chemical or small spare parts get into your eyes, call the attention of your teacher at once. 4.
Is there such a thing as a bobbin winder?
A simple, easy way to transfer thread from a spool to a bobbin. This bobbin winder comes in a compact size and completes any collection of sewing tools. … Use this machine to wind your bobbins quickly and evenly.