First, make sure the bobbin-winding spindle (located on top of your machine) has been pushed back to the left for sewing. If it is not in the correct position, the needle will not go down and pick-up your bobbin thread. … If the timing is out, the needle thread is not meeting the bobbin thread in time to form a stitch.
What is the upper thread tension?
By thread tension, we mean the amount of thread that can pass through the machine to create the stitch. … Top thread tension is controlled by a dial on the machine’s thread path. So make sure the thread sits correctly between the tension discs when you’re threading your machine.
What is a 90 14 needle?
90/14 – suitable for medium weight fabrics, e.g. slightly heavier weight cotton, polyester, linen, lightweight upholstery fabric. Light Weight Fabrics. Lighter weight fabrics such as silk (chiffon, organza, crepe-de-chine) will require a smaller sized needle. The lighter the fabric the smaller the needle required.
How are sewing machine needles numbered?
Every sewing machine needle has two numbers divided by a slash, for example, 90/14. The larger the number, the thicker the needle. The larger number to the left is for the European sizing system, which ranges from 60 to 120. The numbers on the right represent the American sizing system, which ranges from 8 to 20.Why is the back of my sewing messy?
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.
What thread tension should I use for cotton?
Cotton requires a moderate tension setting, usually between three and four.
How do you thread the upper part of a sewing machine?
To set up the upper thread for your machine, first place a spool of thread on your machine’s thread pin (also called a spool pin or spool holder). Thread through the thread guide. Pull the thread to the left of your machine and thread it through the thread guide. Pull the thread through the U-shaped guide.
Why does top thread keep breaking on sewing machine?
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.What tension should I use for thin cotton?
Use size 70/10 for really thin cotton like voile, size 80/12 for light to medium weight cotton, and 90/14 for thick cotton like denim.
What model is my Janome Sewing Machine?You will usually find the information located on the back of your machine. Your machine’s serial number is a unique 9-digit number and is a very important part of the warranty process with any Janome product. It will help us identify the machine and what model it could be.
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