Wing
(continued)
36.
Fit rib W5 (sheet 05/09, 1/16 in. balsa) and W6 (sheet 05/09, 1/16 in. balsa) to spar W1 and
trailing edge W4. Square assembly over the plan and tack glue ribs to spar and trailing
edge.
37.
Fit and tack glue tip support W7 (sheet 05/09, 1/16 in. balsa) to rib W3.
Note: upward taper
on part W7 should match that of spar.
38.
Repeat “
□
□
” steps 33 through 37 to complete the rib installation for right half of the wing.
39.
Fit one each 12 in length of 1/4 in. square balsa, leading edge stock, beginning each piece
to share a “landing” point centered across the thickness of either
left
or
right
W2 rib (see the
detail sheet set for additional guidance). Seat the leading edge stock within the squared
notches cut to the leading edge of the wing ribs. Bond with medium CA to retain the
leading edge within the wing assembly.
40.
Assemble two wing tips W8 from parts W8a (sheet 05/09, 1/16 in. balsa) and W8b (sheet
05/09, 1/16 in. balsa). Bond W8a/b with thin CA.
41.
Fit left wing tip W8 to tab on leading edge of left rib W3. Align Leading edge of wing tip
along back surface of leading edge stock and against forward portion of rib W6. Tack glue
along leading edge to retain. Repeat process for right wing tip. Allow glue to cure prior to
completing next step.
42.
With wing held flat against the table, bend left wing tip over rear portion of ribs, fitting to tab
on W7 and notch in aft end of rib W3. Tack glue to hold position then revisit wing tip with
CA to thoroughly bond part to assembly. Repeat for the right wing tip.
43.
Trim excess leading edge stock just beyond left rib W3. Repeat for right side.
Build Instructions
Swift (100)
- Build Instructions © 2014 Stevens AeroModel, all rights reserved.
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Page 18
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