AD/As 355/22 Main Rotor Head, Main Gearbox and Landing Gear Cancelled (Cth)

AIRWORTHINESS DIRECTIVE

On the effective date specified below, and for the reasons set out in the background section, the CASA delegate whose signature appears below revokes Airworthiness Directive AD/AS 355/22.

Eurocopter AS 355 (Twin Ecureuil) Series Helicopters

AD/AS 355/22 Main Rotor Head, Main
Gearbox and Landing Gear 8/2009

Requirement:	CANCELLED.
This AD is cancelled on 30 July 2009.
Background:	This unique Australian AD specified actions at each periodic (T) inspection, and after any occurrence of self-sustained dynamic excitation of the helicopter on the ground.  Actions were as specified in MET work cards.  Using an AD to mandate these actions is no longer justified.

David Villiers
Delegate of the Civil Aviation Safety Authority

18 June 2009