Step 9 on 15-02 says, Dimple then install three nutplates on each nose rib.
And figure 4 says, K1000-08 3 places. So both the text and figure 4 call for three nutplates.
Step 10 text says, "Dimple then install two nutplates on the nose rib . . ."
Figure 5 says, "K1000-08 2 places. So both the text and figure 5 call for two nutplates.
Reading ahead is not dangerous. It is actually recommended to help understand the plans.