Brother International Innov-is NQ1300PRW Operation Manual - Page 134
Check the Fabric/Thread/Needle
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Troubleshooting Symptom Probable Cause Remedy Reference Needle breaks. Upper thread breaks. The thread is tangled on the wrong side of the fabric. Screw of the presser foot holder is loose. Securely tighten the screw of the presser foot. B-32 Fabric is too thick. Use fabric that the needle can pierce when the handwheel is turned. B-28, S-4 Fabric is fed forcefully when sewing thick fabric Allow the fabric to be fed without being or thick seams. forcefully pushed. S-4 Stitch length is too short. Adjust the stitch length. B-39 Bobbin thread is incorrectly wound. Use a correctly wound bobbin. B-15 Machine is not threaded correctly (used the wrong spool cap, spool cap is loose, the thread Rethread the machine correctly. did not catch the needle bar threader, etc.) B-21 Knotted or tangled thread is being used. Remove any knots or tangles. - The selected needle is not appropriate for the thread being used. Select a needle that is appropriate for the type of thread being used. B-28 Upper thread tension is too tight. Adjust the thread tension. B-40 Thread is tangled. Use scissors, etc., to cut the tangled thread and remove it from the race, etc. A-5 Needle is turned, bent or the point is dull. Replace the needle. B-29 Needle is installed incorrectly. Reinstall the needle correctly. B-29 There are scratches around the opening in the Replace the needle plate, or consult your needle plate. authorized Brother dealer. A-8 There are scratches around the opening in the Replace the presser foot, or consult your presser foot. authorized Brother dealer. B-31 There are scratches on the bobbin case. Replace the bobbin case, or consult your authorized Brother dealer. A-2 Using improper needle or thread for the selected fabric. Check the "Fabric/Thread/Needle Combinations" chart. B-28 While sewing, the thread became knotted or tangled. Rethread upper and lower thread. B-15, B-21 A bobbin designed specifically for this machine is not used. Incorrect bobbins will not work properly. Only use a bobbin designed specifically for this machine. B-15 Upper threading is incorrect. Check the steps for threading the machine and rethread the machine. Be sure that the presser foot is in the raised position when threading the machine so that the upper thread sets properly in the upper tension. B-21, A-5 Using improper needle or thread for the selected fabric. Check the "Fabric/Thread/Needle Combinations" chart. B-28 The upper thread is too tight. The bobbin thread is incorrectly installed. Correctly install the bobbin thread. B-18, A-4 Bobbin thread breaks. Bobbin is set incorrectly. Reset the bobbin correctly. B-18 Bobbin thread is incorrectly wound. Use a correctly wound bobbin. B-15 There are scratches on the bobbin or it doesn't rotate properly. Replace the bobbin. B-18 Thread is tangled. Use scissors, etc. to cut the tangled thread and remove it from the race, etc. A-8 A bobbin designed specifically for this machine is not used. Incorrect bobbins will not work properly. Only use a bobbin designed specifically for this machine. B-15 A-14