1. Australia: Airworthiness directive AD/S-92/4 dated 2/2007 re: tail gearbox.
2. Australia: Airworthiness directive AD/S-92/3 dated 2/2007 re: main rotor gearbox. Mandates replacement of main gearbox housing at 2700 hours time-in-service.
3. Australia: Airworthiness directive AD/S-92/2: “This AD requires replacing the MGB lubrication/scavenge pump vespel spline adapters before further flight, and thereafter, replacing them at certain intervals”.
4. Sikorsky signs gearbox maintenance deal with VIHAG, Cougar parent.
5. The S-92 was a candidate to replace the Sea King in the role of Marine Corps presidential helicopter transport. it lost out to the Merlin/Cormorant under the designation US-101.
6. The Canadian defence department selected the S-92 to replace the aging Sea King fleet. The program is behind schedule.
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