E-flite Super Airliner DF ARF - Manual (Page 12)

  8. Plug the servo extension into the Y-harness
and turn on the radio system. Center the aileron.
Use a 3mm setscrew to secure the pushrod wire in
the pushrod connector.
Hint:.Use.thread.lock.or.a.drop.of.thin.CA..
on.the.set.screw.to.prevent.it.from.loosening..
in.flight.
  9. Use side cutters to remove the excess pushrod
wire so it will not interfere with the wing while the
servo is moving.
 10. Repeat Steps 2 though 9 for the remaining
aileron servo.
12