1. open the editor
2. create an Opfor Mi-290 Taru (f.e. medical or cargo) -> Control: player as gunner -> Special: "flying" -> Elevation: "50"
3. preview the mission
4. you can't do anything with the loadmaster
additional:
-get back to the editor
-give the Mi-290 Taru a name (f.e. "Test")
-set a waypoint (move) for the Mi-290 Taru
-write in the waypoint field "On Act" following line: Test flyinheight 10;
-preview the mission
-the ai will fly to the waypoint and will start to hover in 8 - 12 meters height
-the loadmaster still can only look out of the windows