Brother International Innov-is 950D Operation Manual - Page 187
bobbin case part code: XC3153-321
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CAUTION ● Never use a bobbin case that is scratched, otherwise the upper thread may become tangled, the needle may break or sewing performance may suffer. For a new bobbin case (part code: XC3153-321 (green marking)), contact your nearest authorized service center. ● Make sure that you fit the bobbin case properly, otherwise the needle may break. Attach the needle plate cover according to q steps 8 in "Cleaning the race" (page 176). Check the condition of the needle, and then r install it. If the needle is in a poor condition, for example, if it is bent, be sure to install a new needle. • Refer to "Checking the needle" (page 40) and "Replacing the needle" (page 41). Turn on the machine. a Select stitch 3 . b Note z Do not yet install the presser foot and thread. Slowly turn the handwheel toward you c (counterclockwise), and look from all sides to check that the needle falls at the center of the hole in the needle plate. If the needle contacts the needle plate, remove the needle plate, and then install it again, starting with step C in "Removing the fabric from the machine" (page 184). a b CAUTION ● Never use bent needles. Bent needles can easily break, possibly resulting in injuries. a Hole in the needle plate b Handwheel 5 Note z After completing this procedure, continue with the following procedure in "Checking machine operations" to check that the machine is operating correctly. Select stitch 7 . At this time, increase the d stitch length and width to their maximum settings. • For details on changing the settings, refer to "Adjusting the stitch width" (page 61) and "Adjusting the stitch length" (page 62). Memo z Since the needle may have been damaged when the fabric was caught in the machine, we recommend replacing it with a new one. ■ Checking machine operations If the needle plate has been removed, check machine operations to confirm that installation has been completed correctly. Slowly turn the handwheel toward you e (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 authorized service center. Turn off the machine, and then install the f bobbin and presser foot. • Refer to "Installing the bobbin" (page 27) and "Replacing the presser foot" (page 43). Troubleshooting 185