Brief Description: Made installation provisions for 6ZU1-7, and inboa
1. Drilled out rivets at outboard of flap. 2. Drilled out rivets through 6W7-2. 3. Positioned and clamped 6ZU1-7, rear channel doubler, over 6W7-2. 4. Back drilled existing rivet holes with #20 bit, and clecoed. 5. Clamped inboard channel angle in place, and drilled throug existing vertidal rivet holes, clecoing as holes were made. 6. Removed inboard channel angle. 7. Created rivet pattern with ~ 40 mm pitch to match existing holes on 6ZU1-6. 8. Drilled with #40 bit. 9. Clecoed 6ZU1-6 back in place, and clamped. 10. Back drilled existing horizonal rifvet holes, and pilot vertical holes with #20 bit, clecoing alternate holes while drilling and removing clamps.
Drill pilot holes in inboard doubler
Backdrill existing horitontal holes through inboard doubler
