Wings page 4

 

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On Wings page 3 you saw the left wing center section and the outboard leading edge being built. On this page we'll build the Left wing gas tank, the gas tank is the inboard portion of the leading edge, it's built the same way as the outboard leading except we have to close and seal the internal cavity to hold 21 gallons of EVERY EXPENSIVE airplane gas ( 100 LL )

Between the skin and the Ribs is a sealing compound known as 'PROSEAL' great stuff for sealing a gas tank but a real bitch to apply and clean up. We have to rivet the skins to the ribs WET, the fueling inlet port ring holds the 'GAS CAP' and on the bottom side is a sampling quick check for gas/water check, inside we installed aerobatic 'FLOP TUBE ' gas pick up tubes, capacitive fuel level plates. After battling the PRO-SEAL I had to pressure test the tank, we had a few small leaks around the access plate screw on the inboard end, easy fix was to swap out the screws.

I also installed the Dynon  Heated Pitot / AOA probe and the temperature control module for the Pitot probe

Alex and I then moved onto riveting on the top skins on…. 

WHAT A GREAT JOB ALEX DID, he bucked the back (inside) rivet ends as I shot them from the outside.

 

  

This handy cradle iis used to hold the leading edge and gas tank during construction riveting