Fei Bao MB-339 Instruction Manual - page 11
11
proper diameter was achieved with a conical bit and then the
depth was cut with a small carbide cutter (
photo 18
).
Slip one horizontal stab on the spars and secure with a bolt
(
photo 19
). Loctite.
photos 18 and 19 – installation of horizontal stabilizer bolt
Push the spars fully into the stab that you just mounted, and
then slip the other stab on the spars, securing with a bolt.
Loctite.
Run all extensions forward through the aft fuse, making sure
they are adequately secured away from the pipe.
Step 8: Hatch Covers and Linkages
Cut slots for the control arms in the servo covers for the vertical
and horizontal stabs and reinstall.
You may want to paint the control horns to match the paint
scheme at this point.
With control arms in the vertical position and the control surface
centered, adjust the linkages to the proper length for both
elevators and the rudder.
With the two elevator servos activated through the Matchmaker,
set the length of control linkage such that the elevators are
equally centered and attach (
photo 20
). Make sure not to over-
tighten the bolts such that the arm binds.
photo 20 – elevator linkage