Great Planes Spitfire 40 Kit - GPMA0179 - Manual (Page 18)

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5. Repeat steps 3 and 4 for the right wing half.
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6. Cut the jig tabs off the top of the wing.
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7. From one 3/32" x 3" x 30" balsa sheet, cut four 5-1/2" long
pieces. Edge glue two sets of two sheets together, making two
3/32" x 5-1/2" x 6"
center sheets. Cut, fit and glue the center
sheet to W1, W2, W3, the spar, and butted against TEB.
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8. Use a nickel to draw two circles on the center sheeting
roughly where shown on the plans. Use a hobby knife to cut out
the two circles.
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9. Sand the top of the TE web to the shape of the ribs.
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10. From a 3/32" x 3" x 30" balsa sheet cut four 3/32" x 1" x
11-1/4" TE sheets. Align one TE sheet with the TE web. Cut the
root end to the angle of the TE and round as shown in
the photo.
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11. Use the TE sheet you just made as a template to cut the
other three. Glue the top two in place. Trim the outboard ends
flush with ribs W9.
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12. Flip the wing over and trim the jig tabs off the bottom of
the wing. Trim the top TE sheets flush with the TE web.
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13. Sand the bottom of the TE webs to the shape of the ribs.
Glue the remaining two TE sheets in place. Trim the sheets
flush with the TE web.
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14. Using 3/32" x 1/4" x 30" balsa sticks, fit and glue cap strips
to all of the exposed ribs on both wing panels, top and bottom.
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