Top Flite TOPA0110 - Manual (Page 14)

8. Pin a Spar assembly to the building
board at three or four locations using the cross-
pinning technique shown in the sketch with the
Doublers up.
9. Glue the die-cut 3/32" balsa ribs W-2
through W-12 to the Spar. These should be
v e r t i c a l a n d a l i g n e d o v e r t h e i r a p p r o p r i a t e
locations as indicated on the plans. The jig tabs
located near the aft end of the ribs should all
contact the work surface.
1 0 . G l u e t h e a i l e r o n T r a i l i n g E d g e
assembly to the aft edge of ribs W-8 through
W-12. The upward facing edges of the ribs and
the Trailing Edges should be even and the jig
tabs should all be touching the work surface
during this step.
NOTE: The inboard end of the aileron
TE extends approximately 15/16"
inboard of rib W-8, as shown on the
plan.
11. Glue the lower 1/8" x 3/16" x 21" balsa
TE Spar as far forward as possible in the slots in
ribs W-2 through W-8.
12. Glue the lower 1/8" x 1/8" x 21" balsa
Flap LE into the aft portion of the slots in ribs
W - 2 t o W - 7 . T h e r e s h o u l d b e a 1 / 1 6 " g a p
between the TE spar and the flap LE.
13. Repeat steps 11 and 12 for the slot in
the upper side of the ribs.
14. Glue the 1/2" x 21" tapered balsa
- 14 -