Brother International CE1150 Operation Manual - Page 28

4 Select stitch . At this time, increase the stitch length and width to their maximum settings. * For details on changing the settings, refer to "Setting the stitch length and stitch width" (page 15). 5 Slowly turn the handwheel toward you (counterclockwise) and check that the needle bar and feed dogs operate correctly. If the needle or feed dogs contact the needle plate, the machine may be malfunctioning; therefore, contact your nearest Brother authorized service center. 6 Turn off the machine, and then install the bobbin and presser foot. Never use a scratched or damaged presser foot. Otherwise, the needle may break, or sewing performance may suffer. * Refer to "Winding/Installing the bobbin" (page 7) and "Replacing the presser foot" (page 14). 7 Correctly thread the machine. * For details on threading the machine, refer to "Upper threading" (page 9). 8 Perform trial sewing with cotton fabric. Note • Incorrect sewing may be the result of incorrect upper threading or sewing thin fabrics. If there are poor results from the trial sewing, check the upper threading or the type of fabric being used. If the thread becomes tangled under the bobbin winder seat ★ If the bobbin winding starts when the thread is not passed under the pretension disk of the thread guide correctly, the thread may become tangled under the bobbin winder seat. Pretension disk Thread guide Screw Bobbin winder guide post Bobbin winder seat CAUTION • Do not remove the bobbin winder seat even if the thread become tangled under the bobbin winder seat. Otherwise, the cutter in the bobbin winder seat may be damaged. (for models equipped with the cutter). • Do not remove the screw on the bobbin winder guide post, otherwise the machine may be damaged; you cannot wind off the thread by removing the screw. 1 Stop the bobbin winding. 2 Cut the thread with scissors beside the thread guide. 3 Slide the bobbin winder shaft to the left, and then remove the bobbin from the shaft and cut the thread leading to the bobbin in order to be able to completely remove the bobbin from the shaft. 4 Hold the thread end with your left hand, and wind off the thread clockwise from under the bobbin winder seat with your right hand. List of symptoms If the reference page is "*", contact your authorized Brother dealer or the nearest Brother authorized service center. Symptom, Cause/solution Reference The machine does not work. The machine is not plugged in. 6 The main power switch is turned off. 6 The bobbin winder shaft is pushed to the right. 8 The foot controller is not used properly. 6 The needle breaks. The needle is not fitted properly. 13 The needle clamp screw is loose. 13 The needle is turned, bent or the point is dull. 13 The needle or thread is improper for the fabric. 12 The presser foot is not appropriate for the selected stitch. 14 The upper thread tension is too tight. 17 The fabric is pulled, pushed, or fed at an angle. XXLightly guide the fabric. 16 The area around the opening in the needle plate is scratched. This is not a scratch. * The area around the opening in the presser foot is scratched. * The bobbin case is scratched. * A bobbin designed for this machine is not used. 7 The upper thread breaks. Upper threading is incorrect. (For example, the spool is not fitted properly, or the thread 9 comes out of the thread channel.) There are knots or tangles in the thread. XXRemove any knots or tangles. - 28 ★: Only for some models.