EXTRA 300S
INSTRUCTION MANUAL
7
!
3) Position the aileron horn on the bottom
side of aileron. The clevis attachment holes
should be positioned over the hinge line as
shown below.
!
4) Using a 1mm drill bit and the control
horns as a guide, drill the mounting holes
through the aileron halves.
!
6) Thread one clevis control horn onto each
aileron torque rod. Thread the clevis on until
they are flush with the ends of the torque rods.
!
5
)
Mount the control horns by inserting the
screws through the control horn bases and
aileron halves, then into the mounting
backplates.
Do not overtighten the screws or the
backplates may crush the wood.
cut
clevis
Aileron Torque rod
Control horn
Control Horn
Mounting Screws
Mounting Plate
