Aileron Servo Installation - Horizon Hobby HANGAR 9 Aermacchi MB-339 60-85N Instruction Manual

20. Slide the control horn base on the bottom of the control horn
assembly.
21. Fit the assembly into the slots in the aileron.
22. Place low-tack tape around the control horn base. This will
help keep excess epoxy off the aileron.
23. Remove the assembly and mix 1/2 ounce (15ml) of 30-minute
epoxy. Apply epoxy in the control horn slots.
24. Apply epoxy to all the surfaces of the control horns that will
contact the exposed wood of the aileron.
Aermacchi MB-339 60–85N
25. Fit the assembly into the aileron. Use a paper towel and
isopropyl alcohol to remove any excess epoxy. Allow the
epoxy to cure, then remove the tape.
26. Hinge the ailerons using the same technique outlined for the
fl ap hinges. Make sure the aileron is aligned with the fl ap.
27. Make sure hinge gap is consistent along the entire length of
the aileron. Use low-tack tape to hold the aileron in position
until the adhesive has fully cured.
 Trial fitting the tip tank at this stage allows for the
installation of the aileron and verification that the
aileron will not come in contact with the tip tank.

AILERON SERVO INSTALLATION

28. Remove the covering for the servo arm in the aileron servo
cover using a hobby knife and #11 blade.
29. Place the aileron servo on the cover and use a felt-tipped
pen to mark the locations for the mounting screws. The servo
output will face forward.
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