Top Flite TOPA0704 User Manual
Page 14
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7. On the top of the wing towards the trailing edge
of the wing is a pre-drilled and tapped hole. Insert and
then remove a 4- 40
1" [ 25 mm] socket head cap
screw into the hole to check that the tapped hole and
bolt fi t well.
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8. On the top and bottom of the wing near the
center of the wing are two pre-drilled and tapped holes.
Insert and then remove a 4-40
3/4" [19 mm] socket
head cap screw into each hole to check that the tapped
hole and bolt fi t well.
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9. In the rear hole in the top of the wing, insert a
ball wrench that is small enough to fi t through the hole.
A 2-56 wrench works well for this. Insert the end of the
carbon tube with the tapped hole into the hole, sliding it
in until it contacts the wrench. Raise the wrench a little
until the tube is able to be inserted further into the wing.
Use the wrench to locate and align the hole in the tube
with the hole in the wing.
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10. Thread the 4-40
1" [25 mm] socket head cap
screw into the wing and through the hole in the tube. Be
sure that you do not force the bolt. When the holes are
aligned properly the bolt will thread through smoothly.
Leave the bolt in place for the next couple of steps.
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11. Test fi t the right wing panel onto the wing
center section. As you slide the wing together be sure