Brother International LS-2125i Users Manual - English - Page 30

SEWING BASICS Pull the fabric to the left side of the machine, k and then pass the threads through the thread cutter on the back of the presser foot bar to cut them. Thread tension The thread tension will affect the quality of your stitches. You may need to adjust it when you change fabric or thread. Memo ● Before beginning to change tension adjustments make sure the upper thread and bobbin are inserted correctly. ● We recommend you do a test sample on a scrap of fabric before you start to sew. a Thread cutter Sewing in reverse Reverse sewing is used to lock the threads at the end of the seam or wherever reinforcement is needed. Press and hold down the reverse sewing lever a while sewing. ■ Correct tension Correct tension is important as too much or too little tension will weaken your seams or cause puckers on your fabric. 1 a Wrong side 2 b Surface c Upper thread d Lower thread 3 4 ■ Upper tension is too tight Loops appear on the surface of the fabric. To sew forward, release the reverse sewing b lever. Note ● If the bobbin thread was incorrectly inserted, the upper thread may be too tight. In this case, refer to "Lower threading" (page 14) and reinsert the bobbin. 1 2 3 a Wrong side b Surface c Upper thread d Lower thread e Loops appear on 5 surface of fabric 4 Solution Reduce the tension by turning the upper tension- control dial to a lower number. 28