Top Flite Sierra 40 Trainer Kit - Manual (Page 12)

12
1/8" plywood former F-5 (5) in place to confirm a
good fit.
perimeter of the flange on each 4-40 blind nut.
Remove the motor mount.
21. Use a small round file to blend the pushrod
exits at the aft end of both the fuselage sides to allow
the outer pushrod tubes to exit at the proper angle
as shown on the fuselage top view and in the photos.
If you do not have a file, use a #11 knife to shape the
pushrod exits as shown in the photo. Hold die-cut
IMPORTANT NOTE: All formers (F-1 through
F-5) are glued in with the stamped numbers
facing forward and upright as shown in the
photos. This is necessary to maintain proper
pushrod routing.
22. Use medium CA to glue the die-cut 1/8"
plywood former F-2B to the left fuselage side. Use a
90 degree triangle to keep the former perpendicular
to the fuse side while gluing.
23. Glue the die-cut 1/8" plywood former F-3 to
the left fuse side in the same manner as F-2. (The
photo for this step is at the top of the next column).
24. Push the 1 /4" ply wing bolt plate into position
just ahead of F-3 but do not glue yet. If the fit of this
plate is too tight, sand it slightly till it fits comfortably.
(Install this plate for strength even if you are using
rubber band-on wings.)
side structure. When all the alignment tabs on F-2