How to Adjust the Brother Sewing Machine Tension By Contributing Writer Updated August 30, 2017 A common difficulty for the novice sewer is knowing how to make basic adjustments to the tension setting to … The upper thread appears as a Check that the machine is threaded correctly. Adjust the thread tension while test sewing on a piece of scrap fabric that is the same as that used in your project. If the bobbin thread was incorrectly threaded, the upper thread may be too tight.
Brother LS-2125 Parts These parts and accessories are guaranteed to fit your Brother LS-2125 Sewing Machine. Incorrect thread tension Even though the thread tension dial is set to the Standard/Basic setting, it may need to be adjusted depending on the combination of fabric, thread and needles being used.

When the thread tension is incorrect, check the machine according the following procedure.
If the upper threading and lower threading are incorrect, the thread tension cannot be adjusted correctly, even by turning the thread tension dial. 1. 1.

Also for: Vx1435 - free arm sewing machine, Ls-2220, Ls-2720. View and Download Brother LS-2125i instruction manual online.

LS-2125i sewing machine pdf manual download. Make sure you use a bobbin that is best suited for your machine.

The lower thread is visible from the upper side of the fabric. The upper tension is too loose if loops appear on the back of the fabric. - Reduce the tension by turning the upper tension control dial to a lower number. Brother LS-2125i Sewing Machines: Users Manual. Brother LS-2125 Sewing Machine How To Wind Bobbin & Thread Machine - Duration: 5:13.

2. The upper thread is set too tight if loops appear on the surface of the fabric.