Flap Servo Installation - Horizon Hobby HANGAR 9 Aermacchi MB-339 Bedienungsanleitung

51. Place the aileron servo cover in position and drill through the
mounting locations and into the wing using a pin vise and
1/16-inch (1.5mm) drill bit.
52. Use a #1 Phillips screwdriver to thread an M2 x 8 self-tapping
screw into each of the holes. Remove the screws before
proceeding.
Î Do not apply too much force when installing these
screws, as it may damage the wooden servo
hatch frame, or even the wing structure.
53. Apply 2–3 drops of thin CA in each hole to harden the
surrounding wood. Allow the CA to fully cure before
proceeding.
54. Secure the aileron servo cover using a #1 Phillips screwdriver
and four M2 x 8 self-tapping screws.
55. Slide a silicone retainer on the metal clevis. Thread the clevis
on the 70mm threaded rod (on the end with the nut) until the
end of the threaded rod is visible between the forks of the
clevis.
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56. Remove the ball from the aileron control horn. Assemble the
linkage so the overall length is 3 / inches (95mm).
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57. Attach the ball end to the control horn, then the clevis to the
servo arm. With the radio system on and the aileron servo
centered, adjust the linkage to center the aileron. Once
adjusted, slide the silicone retainer over the forks of the
clevis.

FLAP SERVO INSTALLATION

Î Before starting the flap servo installation, set the flap throw
in the transmitter to 0 in both the up and down positions.
58. Snap the aluminum ball into the plastic ball end.
Î Apply a drop of light machine oil to the ball to
allow it to move freely inthe plastic ball end.
59. Slide an M3 x 15 button head machine screw into the ball. It
may be necessary to use a small round file to remove the any
burrs from inside the aluminum ball. Prepare four ball ends.
60. Remove any tape from the wing and flap. Assemble the flap
linkage using two prepared ball ends and an 80mm threaded
rod. Thread the ball ends equally on the threaded rod until the
overall length is approximately 4 1 / inches (108mm).
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3 / inches (95mm)
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4 / inches (108mm)
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