What does a bobbin case do?
The purpose of the bobbin case is to support the bobbin in the sewing machine so that the machine stitches can be formed. If the bobbin case becomes damaged in any way the machine stitch will not form correctly. A bobbin case is made to a required size and set of specifications for a particular sewing machine.
What happens if you use the wrong bobbin?
The short answer is YES! Filling a sewing machine bobbin too tightly can make a plastic bobbin bulge or stretch the thread if you are using a metal bobbin. This may be hard to see but can cause all kinds of problems. Plastic bobbins can become compressed in the center causing the bobbin to distort.
Can a bobbin case break?
Bobbin Case Not Properly Inserted into the Machine
A loose bobbin case will rattle and can cause thread breaks and needle breaks. If the bobbin case is not inserted at all, the machine cannot create a stitch. … If the lever on the case is not used, you can hear the bobbin case click into place.
Do all bobbins fit all sewing machines?
There is no such thing as a universal bobbin, meaning no single bobbin will fit every sewing machine. Some sewing machines tolerate a slightly different bobbin better than others, but using the incorrect bobbin will most likely affect the stitch quality of your project, and could result in damage to your machine.
How do you get a bobbin case off?
Loosen the presser foot screw and the needle clamp screw to remove the presser foot holder and the needle.
- Grasp both sides of the needle plate cover and then slide it toward you to remove the needle plate cover.
- Remove the bobbin case. Grasp the bobbin case and then pull it out.
Are bobbin cases universal?
While they are technically interchangeable in most cases, it is recommended that you only use one or the other. The weight of the bobbin can affect your tension and the way the thread feeds. These are the most common bobbins, as they are used with removable and inset bobbin cases.
Can you use different color bobbin thread?
You can use whatever color you want, but you don’t need to change color to match the top thread. Your bobbin thread should not show through the top layer of stitching. … You will always want to use a lightweight polyester bobbin thread, such as BobbinFil or any other 60-70 weight thread.