Singer CE-250 Futura Instruction Manual - Page 110
Performance Checklist
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PERFORMANCE CHECKLIST GENERAL PROBLEMS Machine does not sew. * Power switch is turned off.- Turn on the switch (see page 10 - 11). * Buttonhole lever is not raised when sewing stitch patterns. - Raise buttonhole lever (see page 62 - 65). * Buttonhole lever is not lowered when sewing buttonhole. - Lower buttonhole lever (see page 62 - 65). Machine jams/knocks. * Thread is caught in hook. - Clean hook (see page 112 - 113). * Needle is damaged. - Replace needle (see page 108 - 109). Fabric does not move. * Presser foot is not lowered - Lower presser foot (see page 102 - 103). * Stitch length is too short - Lengthen stitch length (see page 24 - 27). * Feed dogs are lowered - Raise feed dogs (see page 102 - 103). STITCHING PROBLEMS Machine skips stitches. * Needle is not all the way up into needle clamp. - See page 108 - 109. * Needle is bent or blunt. - Replace needle (see page 108 - 109). * Machine is not threaded correctly. - See page 18 - 21. * Thread is caught in hook. - Clean hook (see page 112 - 113). Stitches are irregular. * Needle size is not correct for thread and fabric. - See page 108 - 109. * Machine is not threaded correctly. - See page 18 - 21. * Top thread tension is too loose. - See page 104 - 105. * Fabric is being pulled or pushed against machine feeding action. - Guide it gently. * Bobbin has not been wound evenly. - Rewind bobbin (see page 14 - 15). Needle breaks. * Fabric is being pulled or pushed against machine feeding action. - Guide it gently. * Needle size is not correct for thread and fabric. - See page 108 - 109. * Needle is not all the way up into the needle clamp. - See page 108 - 109. THREAD PROBLEMS Thread bunches. * Top and bobbin threads are not drawn back under presser foot before starting seam. - Draw both threads back under presser foot about 4 inches (10 cm) and hold until a few stitches are formed (see page 22 - 23). Needle thread breaks. * Machine is not threaded correctly. - See page 18 - 21. * Top thread tension is too tight. - See page 104 - 105. * Needle is bent. - Replace needle (see page 108 - 109). * Needle size is not correct for thread and fabric - See page 108 - 109. Bobbin thread breaks. * Bobbin case is not threaded correctly. - See page 16 - 17. * Lint accumulates in bobbin case or hook. - Remove lint (see page 112 - 113). Fabric puckers. * Top thread tension is too tight. - Adjust thread tension (see page 104 - 105). * Stitch length is too long for sheer or soft fabric. - Shorten stitch length (see page 24 - 27). 110