User Guide
Page 59
a Cleaning brush b Race • Do not put oil on . 1 a Bobbin case Use the cleaning brush or a vacuum cleaner to f remove any dust from the race and its surrounding area. NCBC2000.book Page 58 ...-021), contact your nearest authorized service center. ● Make sure that is scratched, otherwise the upper thread may become tangled, the needle may break or sewing performance may break. 2 1 2 a Projection b Spring 58 e Grasp the bobbin case, and then pull it out.
a Cleaning brush b Race • Do not put oil on . 1 a Bobbin case Use the cleaning brush or a vacuum cleaner to f remove any dust from the race and its surrounding area. NCBC2000.book Page 58 ...-021), contact your nearest authorized service center. ● Make sure that is scratched, otherwise the upper thread may become tangled, the needle may break or sewing performance may break. 2 1 2 a Projection b Spring 58 e Grasp the bobbin case, and then pull it out.