The plans call for clamping together E-718 and E-717 trim tab horn so
that it can be used to match drill the rest of the holes in the trim tab
skin (E-619PP-1-020). Some of the holes get pretty close to the edge of
the trim tab. |
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After drilling the holes I clecoed the trim tab spar E-607PP to the
bottom of the skin. I clecoed from the inside so that I could back-rivet
the spar to the skin. |
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Insert rivets, cover with tape. |
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You have to bend the skin out quite a bit to get the rivet gun in there,
but it's definitely doable. |
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With the bottom of the spar in place, I lined up one half of the E-721
trim hinge per the dimensions on drawing 4. I then marked all of the holes
with a sharpie and drilled them with a #40 drill on the drill press. |
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Cleco the top skin to the spar and hinge, then start replacing clecos 1
by 1 with AN426AD3-4 rivets and squeeze then in. |
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