7 Release the security part (F) and ensure it covers the hexagonal part of the mandrel/adap-
ter (the marking (G) should be visible);
8 Push the protective sleeve (C) back;
9 Push the anvil (B) and contra nut (A) back over the mandrel or adapter;
10 Tighten the contra nut (A) by turning it clockwise;
11 Set the right stroke again (see par. 4.1);
12 As soon as the correct stroke has been set, the figure can be read in the scale (I).
It is important that the correct anvil is used for the mandrel or adapter selected and that the
security part covers the mandrel/adapter correctly.
12