ECM C-Manuale 54 Espresso GrinderECM C Manuale 54 Espresso Grinder The ECM C Manuale 54 is one of ECMs semi automatic espresso grinders. The stepped adjustment dial allows for easier transition from fine to coarse settings. Grinding adjustment Stepped Adjustment dial is located underneath the hopper. The entire dial has a numbering system so you can remember your current grind setting easier. Turn clockwise for a coarser grind and counterclockwise for a finer grind. Setting lock A