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Sunday, August 10, 2014

Fuselage-1

August 10,2014, 6 hours, Total 383
Well, the RV-12 build process has started once more. On June 21 I posted that the project was on hold as we changed homes. Well it's been almost two months of a lot of work, frustration, and satisfaction, but we're finally settled in and I'm able to continue with the project.

I was able to put about six hours in after finally getting the shop in order. I'm still building in one side of a two car garage. I'll work from the garage until it's time to connect the fuselage and tail section. I'm estimating another year.

What is pictured below is the aircraft center section. This is the primary load carrying section of the airplane. The main landing gear and wings will be anchored from the point.

The first task is to install one each outboard nutplates the two inboard nutplates.



 
The next task was to install two retainer blocks, one to the center section, pictured below, and one on the right forward bulkhead side assembly, not pictured.

Then the big work started. First the aft bulkhead is attached to the center section bulkhead using clamps and two AN4 bolts. Next, the section is lowered onto the lower fuselage skin. The clamps are loosened on the aft bulkhead and aligned with the skin. You know when everything is aligned because you're able to cleco the skin to the center and aft bulkheads. Once the alignment is complete, the work begins by match drilling, 73 locations, so the aft bulkhead can be attached to the center section.
 Yes, I said 73 match drilled holes. The aft bulkhead skin is pre-drilled. It gets attached to center section aluminum angle iron, U-shape.
 You can kind of see the angle iron in this photo. The fuselage skin has been removed and will be attached later.

 
A lot more work let to go, but not a bad start. 

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