Today we continued with step 6 of page 21iS / U-02, 28 rivets AN470AD4-9 were installed using the alligator (these joined the pieces F-01224-R-1 & L-1 with the piece F-01294D-1. continued with step 2.5 of page 21iS / u-03 the piece F-01222R-1 & L-1 was dimple with dimpling to # 40 in the holes to be installed the nutplates. Then, step 3 of page 21 iS / U-03 was carried out, in which the pieces F-01221-R-1, F-012224-1 and F-01223-R-1 were fastened with clecos, to be subsequently riveted , in this step rivets LP4-3 and cs4-4 were used. For the installation of the lower rivets, a wedge was used and the rivet had to be bent a little so that the tool could enter correctly. continued with step 4 of this same page here the plate was installed f-01241 to F-01224-R-1 and F-01221-R-1 with rivets CS4-4. The day ended with the realization of step 5, which was the placement of nutplates K1000-08D with rivets AN426AD3-3.5 in parts F-01224-R-1 and F-01221-R