Drill #40 the holes in the F-1069-L and -R Forward Side Skins and the F-1040-L and -R Upper Fuselage Channels common to the WO-1002-L and -R Upper Firewall Brackets. Drill #40 the holes in the forward side skins and the F-1041-L and -R Lower Fuselage Channels common to the WD-1003-l and -R Lower Firewall Brackets. Drill #40 the remaining holes in the webs of the upper and lower fuselage channels including the upper most row of holes in the upper channel not common to the forward side skin.
Drill #40 the holes common between the F-1088-L and -R Forward Fuselage Ribs and the F-1069-L and -R Forward Side Skins. Drill #40 the holes common between the F-1002-L and -R Forward Fuselage Bulkheads and the forward side skins.
Drill #40 the holes common between the F-1001A Firewall Bulkhead and the F-1069-L and -R Forward Side Skin. Drill #40 the holes common between the forward side skins and the lower flange of F-1049C-L and -R Forward Fuselage Floor Ribs.
Drill #40 the 3/32 inch holes common between the F-1069-L and -R Forward Side Skins and the F-1004K-L and-R Center Section Side Plate. -Drill #30 the 1/8 inch holes common between the forward side skins and the center section side plates.
Drill #30 the holes common between the F-1042-L and -R and the F-1042E-L and -R Gussets. and the holes in the gussets into the upper flange of the F-1040-L and -R Upper Fuselage Channels.
Drill #40 the holes common between the forward flange of the F-1015C-L and -R Mid Cabin Decks and the F-1042-L and -R Bulkhead Side Channels.
Drill #40 the hole common between the forward tab on the F-1088-L and -R Forward Fuselage Ribs and the inboard flange of the F-1 002-L and -R Forward Fuselage Bulkheads. Final Drill #30 the holes common between the forward flange of the fuselage ribs and web of the bulkhead side channels.
Drill #30 the hole in the lower tab of the F-1 002-L and -R Forward Fuselage Bulkheads into the upper flange of the F-1041-L and -R Lower Fuselage Channels.
