Brother International Innov-is XJ1 Operation Manual - Page 187

Symptom, Cause/solution Reference Upper threading is incorrect. 42 A bobbin designed specifically for this machine is 36 not being used. There are needle holes or friction scratches in the 176 bobbin case. Fabric does not feed through the machine. Feed dogs are set in the down position. 80 • Press , and then turn the handwheel to raise the feed dogs. Stitches are too close together. 62 Wrong presser foot. 194 Needle is turned, bent or the point is dull. 48 Thread is entangled. 180 Zigzag foot "J" is slanted on a thick seam at the 69 beginning of stitching. The fabric feeds in the opposite direction. The feed mechanism is damaged. * The needle contacts the needle plate. The needle clamp screw is loose. 48 Needle is turned, bent or the point is dull. 48 TROUBLESHOOTING ■ After Finishing an Operation Symptom, Cause/solution Reference Thread tension is incorrect. Upper threading is incorrect. Bobbin is set incorrectly. Using improper needle or thread for the selected fabric. Presser foot holder is not attached correctly. Thread tension is set incorrectly. Bobbin thread is incorrectly wound. Needle is turned, bent or the point is dull. A bobbin designed specifically for this machine is not being used. 42 40 49 50 62, 143 36 48 36 Character or decorative stitch patterns are misaligned. Stitch pattern adjustment settings were set 97 incorrectly. Stitch pattern does not turn out. Wrong presser foot. Did not use a stabilizer material on thin fabrics or stretch fabrics. Thread tension is set incorrectly. Fabric was pulled, pushed or fed at an angle while it was being sewn. • Sew while guiding the fabric with your hands so that the fabric is fed in a straight line. The thread is tangled, for example, in the bobbin case. 194 70 62, 143 56 179 Fabric being sewn with the machine cannot be removed. Thread is tangled below the needle plate. 179 A broken needle has fallen into the machine. • Turn off the machine, and then remove the 180 needle plate. If the needle that fell into the machine can be seen, use tweezers to remove it. After removing the needle, return the needle plate to its original position. Before turning on the machine, slowly turn the handwheel toward you to check that it turns smoothly. If the handwheel does not turn smoothly or the needle that fell into the machine cannot be removed, consult your authorized Brother dealer. Appendix 7 The handwheel feels sluggish when it is turned. Thread is tangled in the bobbin case. 179 185