Brief Description: Prep Wing Tank Hardware for Proseal
18-5: Refit the Left Tank ribs to skin after dimpling to establish an assembly order when applying sealant. Step 6: Fabricated small plates to close formblock reference holes used during rib forming at the factory. Fit and deburred T-1010 anti-rotation plates for both left and right inboard tank rib assy. Cleaned left wing inner and outer skin and related parts with acetone prior to assembly.
