Brother International XL 5500 Users Manual - English - Page 41

KNOWING YOUR SEWING MACHINE Performance Checklist Whenever sewing difficulties are encountered, first review the manual section about the operation that you are performing, to make sure you are using the machine correctly. If the problem persists, the following checklist may help improve the operation. If you still have difficulties, contact your nearest service center. UPPER THREAD BREAKS LOWER THREAD BREAKS SKIPPED STITCHES LOOP IN SEAM FABRIC PUCKERS Upper threading is not correct. Lower thread is tangled. Needle is incorrectly inserted. Thread tension is incorrect. Thread tension is too tight. Page 18 No Page 16 No Page 8 No Upper thread is tangled. Page 18 No Bobbin is not threaded properly in the shuttle hook. Page 16 No Inferior needle is used. Page 8 No Upper thread tension is too tight. Page 22 No Lower thread tension is too tight. Page 22 No The combination of needle size/ thread size/fabric is incorrect. Page 24 No Spool of thread is not correctly installed. Lower threading is not correct. Lint is clinging to the bottom of the needle plate. Page 18 No Page 16 No Page 39 No Needle is bent or not sharp. Threading is not correct. Page 22 No Page 22 No Threading is not correct. Page 16-18 No Wrong needle is used. Page 8 No The combination of needle size/ thread size/fabric is incorrect. Page 24 No Page 8 No Page 16-18 No The combination of needle size/ thread size/fabric is incorrect. Page 24 No CONTACT YOUR LOCAL SERVICE CENTER 40