Hangar 9 P-51 Mustang ARF Instruction Manual page 14

Section 4
Installing the Aileron Control Horns & Linkages
Step 5. Using a small Phillips screwdriver, attach the control
horn using the provided hardware.
Step 6. Locate the aileron control wire (6" threaded on one end)
and thread on a clevis a minimum of 12 turns. Attach the clevis
to the middle hole in the control horn. To hold the aileron at the
neutral position, place a piece of masking tape on the aileron to
secure it to the wing trailing edge. With the aileron at neutral and
aileron servo electronically centered mark the wire where it
crosses the aileron servo arm.
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Step 7. Remove the clevis and wire from the control horn
and make a 90-degree bend at the mark made in the previous
step. Cut off the excess wire leaving 5/16" remaining after the
90-degree bend.
Step 8. Re-attach the clevis securing it to the horn using a
clevis keeper. Slide the other end of the wire through the aileron
servo arms outer most hole and secure it with a wire keeper
as shown.
Step 9. Repeat Steps 1 – 8 for the opposite aileron
control horn and linkage.
CONTINUED