Wednesday, December 11, 2019

Section 28 FWD Fuselage lower Structure

RV14 Build November 25-December 9

FWD Fuselage Lower Structure

This is all of Section 28, Prime.

Dimple.

Backriveting.

Trim the stainless steel muffler shroud and rivet the exhaust hanger angles.

Pro-Seal and rivet the muffler shroud.


Using the tape really helps keep the pro-seal lines clean.




Getting ready to add section 28 on it, by reaming the engine mount holes.

Riveting section 28 onto the lower structure and muffler shroud.

Fuel selector valve bracket.

Finally adding the Bulkhead from section 25. Keeping this thing safe in the shop until i needed it was a chore! Its just a little bulky.

Riveting the bulkhead to the tunnel sides. The access wasn't great and this took some care to get a bucking bar in there.

The access to the cover panels was tight! Had to drill out more than 1 rivet. I think the sub structure dimple die set I used tends to made the rivet length too short when it starts to set, or I used too much primer and the parts where thicker...not sure but I used -4 instead of the called for -3.5 for most of this.

I don't think this was needed but I wanted to put it on for the parts on the forward side of the firewall.


Air Vent, the other one Im still waiting on parts for.

Counter sinking the battery box. This is a chore by hand since the edge distance is close.

And riveting it on with my flush set isn't going to work...Time to order a new flush set thats longer!

FWD Fuselage Lower Structure 33.5 Man Hours



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