Brother International SE-400 Users Manual - English - Page 33

Upper Threading This section describes how to position the spool for the upper thread, and then thread the needle. 1 a a Mark on handwheel CAUTION ● When threading the upper thread, carefully follow the instructions. If the upper threading is not correct, the thread may become tangled or the needle may bend or break. ● The needle threader can be used with a 75/11 through 100/16 home sewing machine needle. When using special thread such as transparent nylon thread or metallic thread, the needle threader cannot be used. ● Thread with a thickness of 130/120 or thicker cannot be used with the needle threader. ● The needle threader cannot be used with the wing needle or the twin needle. ● If the needle threader cannot be used, refer to "Threading the needle manually (without using the needle threader)" (page 36). ● Never use the thread of No. 20 or lower. ● Use the needle and the thread in the correct combination. For details on the correct combination of needles and threads, refer to "Selecting the needle depending on the thread and fabric types" (page 39). About the spool of thread Information about the spools of thread is described below. CAUTION ● If the spool or the spool cap is not positioned correctly, the thread may become tangled around the spool pin or the needle may break. ● Three spool cap sizes are available, allowing you to choose a spool cap that best fits the size of spool being used. If the spool cap is too small for the spool being used, the thread may catch on the slit in the spool or the needle may break. Upper Threading 31