1. Drilled out rivets holding 6W6-10 in place, along with bellcrank supports. 2. Cleaned holes. 3. Used 6W6-10 as drilling template for 6ZU3-1, bell;crank support channel. 4. Drilled holes in 6ZU3-1. 5. Deburred holes. 6. Trimmed top and bottom of 6ZU3-1 to fit, filed and deburred. 7. Primed back of 6ZU3-1, and allowed to cure. 8. Clecoed 6ZU3-1 and bellcrank supports in place. 9. Riveted 6ZU3-1 and bellcrank supports in place, using A5 rivets.
