18 MAY 15: Page 28-2 steps 1-5, pg 28-3 steps 1-3: 2.25 hours

Parts for the next section:

Broke apart, clecoed, and match-drilled the F-1043C-L/R attach angles to the forward fuselage ribs.  Final drilled and countersunk the nutplate attach holes.  Final drilled and countersunk the seat rail supports. 

19 MAY 15: Page 28-4 step 1, pg 28-5 step 4: 3.75 hours

Drilled, cut, and deburred the control column mounts:

Clecoed and final drilled the fuselage floor ribs to the F-1072 forward fuse bottom skin:

20 MAY 15: Page 28-5 step 4, pg 28-6 steps 1-3, 28-7 steps 1-2: 2.75 hours

Finished final drilling the fuselage floor ribs to the F-1072 forward fuse bottom skin.  Clecoed the forward fuse skin to the firewall bulkhead assembly:

Final drilled all parts and floor panels.

21 MAY 15: Page 28-7 steps 2-3, pg 28-8 steps 1-4, 28-9 steps 1-2: 4 hours

Finished match-drilling floor panels.  Clecoed and match-drilled the center section bulkead to the forward fuselage ribs.  Matted the mid and forward fuselage assemblies and final-drilled all holes common to the F-1076 center bottom skin.  The structure is beginning to get larger!

22 MAY 15: Page 28-10 steps 1-12, center tunnel access panel: 5.25 hours

Began deburring and countersinking all parts.  Countersinking the bottom flange of the center section bulkhead:

Primed the flange:

Installed the access panel in the right forward fuselage rib - this is the kit from AirWard.  Match drilling the doubler:

Cut out marked, corners drilled:

Panel cut:

23 MAY 15: Finished access panel, deburring: 5.75 hours

Finished filing of forward fuselage rib for access panel and continued deburring all parts – no pics.

24 MAY 15: Finished deburring, page 28-14 steps 12-13, 28-15 steps 1-4: 6.5 hours

Fabricated the two F-1067C seat floor angles.  Centerline marked:

Final drilled #19 the holes in the F-1067B seat floor covers.  Clecoed and final drilled #40 the holes common between the seat floors, floor attach strips, and seat floor angles:

Deburring always takes longer than I think and never looks like the amount of work that it takes.  This pile is the result of hours of deburring – doesn’t look like that much: