Great Planes RV-4 40 Kit - GPMA0180 - Manual (Page 22)

❏ 9. Working from the bottom of the wing, trial fit the aileron
servo trays in place at the location on the plan. When you
are satisfied with the fit, glue it in place to the rib and the
wing shear web (WSW).
Note: If you did not choose to install the flaps, skip step 10.
❏ 10. Trial fit the flap servo trays in place at the location on
the plan. When you are satisfied with the fit, glue it in place
to the rib and the wing shear web (WSW).
❏ 11. Glue left over 1/8" [3mm] balsa stick around the two
sides of the trays. This will give you a surface to attach the
covering to when you finish the model.
❏ 12. Use a sanding bar to do the final sanding of the wing.
❏ 13. This completes the construction of the wing. Take the
time to get your bench cleaned up so you can get started on
the fuselage!
❏ 1. Locate the two die-cut 1/8" [3mm] plywood forward
fuselage sides (FFS). At the front of FFS there is a notch
with two additional slits.
❏ 2. On one FFS only, draw a line from the end of each slit.
❏ 3. Using a hobby knife, cut on the line. This will provide
you with one FFS that has a deeper notch than the other.
BUILD THE FUSELAGE
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