Completed step 3 – unclecoed parts and deburred all match drilled holes. Completed step 4 page 20-03. Machine countersink of holes in F-1204 center section assembly per Figure 2 and pg 20-04 Figure 3. Dimpled matching holes in F-1204D center section aft bulkhead per page 20-04 Figure 3. Completed steps 5-8 page 20-03. Prepared the F-1204P-L&R, F-1204T-L&R, and F-1204U-L&R. Will wait to check bend on the F-1204U-L&R until assembly is together to check. Completed step page 20-04 – riveted F-1204P-L&R to F-1204 center section assembly per Figure 1.
