Brother International Innov-is XJ2 Operation Manual - Page 186

TROUBLESHOOTING TROUBLESHOOTING If the machine stops operating correctly, check the following possible problems before requesting service. You can solve most problems by yourself. If you need additional help, the Brother Support website offers the latest FAQs and troubleshooting tips. Visit us at https://s.brother/cpeae/. If the problem persists, contact your authorized Brother dealer or the nearest Brother authorized service center. Frequent Troubleshooting Topics Detailed causes and remedies for common troubleshooting topics are described below. Be sure to refer to this before contacting your authorized Brother dealer.  Upper Thread is Too Tight  Tangled Thread on Wrong Side of Fabric  Incorrect Thread Tension  Fabric is Caught in the Machine and Cannot Be Removed  If the Thread Becomes Tangled Under the Bobbin Winder Seat page 184 page 184 page 185 page 185 page 186  Cause Incorrect bobbin threading If the bobbin thread is incorrectly threaded, instead of the appropriate tension being applied to the bobbin thread, it is pulled through the fabric when the upper thread is pulled up. For this reason, the thread is visible from the right side of the fabric.  Remedy Correctly install the bobbin thread. (page 34) Tangled Thread on Wrong Side of Fabric  Symptom * The thread becomes tangled on the wrong side of the fabric. * After starting sewing, a rattling noise is made and sewing cannot continue. * Looking under the fabric, there is tangled thread in the bobbin case. Upper Thread is Too Tight  Symptom * The upper thread appears as a single continuous line. * The bobbin thread is visible from the right side of the fabric. (Refer to the illustration below.) * The upper thread has tightened up, and comes out when pulled. * The upper thread has tightened up, and wrinkles appear in the fabric. * The upper thread tension is tight, and the results do not change even after the thread tension is adjusted. c a b d e 1 Wrong side of fabric 2 Bobbin thread visible from right side of fabric 3 Upper thread 4 Right side of fabric 5 Bobbin thread  Cause Incorrect upper threading If the upper thread is incorrectly threaded, the upper thread passed through the fabric cannot be firmly pulled up and the upper thread becomes tangled in the bobbin case, causing a rattling noise.  Remedy Remove the tangled thread, and then correct the upper threading. a Remove the tangled thread. If cut the thread with scissors. it cannot be removed, * Refer to "Cleaning the Race" on page 181. b Remove the upper thread from the machine. c Correct the instructions upper threading by following the in "Upper Threading" on page 36. * If the bobbin was removed from the bobbin case, refer to "Setting the Bobbin" on page 34 to correctly install the bobbin. 184