SNX-F19: Turtledeck
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Turtledeck Assembly – Part 8
Riveted formers #5 through #2 to turtledeck skin starting at upper longerons and moving towards the skin splice channel. Riveted lower #1 formers to back of cross tie box then riveted upper #1 formers to turtledeck skin assembly. Riveted F20-08 splice plate to upper skin splice channel and #1 formers. Wrapped up #1 former section…
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Turtledeck Assembly – Part 7
Prepped and clecoed formers #4 through #2 to tail cone box and turtle deck skin. Prepped and clecoed #1 lower formers to cross tie box, side skins, and turtledeck skin. Prepped and clecoed upper #1 formers to turtledeck skin along with upper splice plate. Once fit and squareness was verified with tail cone assembly, final…
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Turtledeck Assembly – Part 6
Deburred and prepped splice channel assembly and riveted skin splice channel and all attach angles. Deburred, scotchbrited, and acetoned LH and RH turtledeck skins and riveted to splice channel assembly to create -02 turtledeck skin assembly. Clecoed RH side of -02 assembly to aft fuselage tail cone then folded turtledeck skin over to cleco into…
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Turtledeck Assembly – Part 5
Finished up drilling #1 former area including upper and lower formers, cross tie box, side skins, and upper splice plates. After all formers were up drilled, removed both turtledeck skins for better access to skin splice channel. Up drilled skin splice channel plates then removed formers and splice channel. Hours Worked: 3.84
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Turtledeck Assembly – Part 4
Located new #1 turtledeck formers and confirmed much better fit than previous formers. Used #30 holes in turtledeck skin and transferred to formers. Located forward skin splice channel clip and pilot drilled to skin splice channel and former #1 splice plate. Began up drilling turtledeck assembly starting from aft side and working forward. First up…
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Turtledeck Assembly – Part 3
Located L/R former #2 against turtledeck skin. Vertically spaced formers by placing wedge between former flange and upper longeron and pilot drilled and clecoed formers to skin. Started drilling from bottom working upwards and completed left side before moving onto right side. Right side former interfered with skin splice channel so trimmed around 1/8″ from…
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Turtledeck Assembly – Part 2
Began securing turtledeck skin by pilot drilling left side (every other hole). Repeated the same process on the right side. Will finish pilot drilling sides after formers are installed. Following B-Model plans. Located former #5 by marking centerline along top and front side of former and pilot drilling top center hole in former. Located, pilot…
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Turtledeck Assembly – Part 1
Laid out F20-06 turtledeck skins on workbench and trimmed aft inside edges per plans. Aligned edge of RH turtledeck skin to edge of F20-07 skin splice channel and transferred holes onto top flange. Temporarily assembled -02 turtle deck skin assembly together with clecoes with LH skin on top of RH skin on top of skin…