AD/R22/51 Amdt 2 Main Rotor Clutch Shaft 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/R22/51 Amdt 2.

Robinson R22 Series Helicopters

AD/R22/51 Amdt 2 Main Rotor Clutch Shaft 5/2009

Requirement:	CANCELLED.
This AD is cancelled on 7 May 2009.
Background:	This unique Australian AD specified disassembly of A907 yoke and A166 clutch shaft and visual inspection within ten hours time in service; and once-only magnetic particle inspection before re-installation in a helicopter.  The inspections were not based on Robinson service documents.  The AD was originally issued in November 2003 and is no longer required.

James Coyne
Delegate of the Civil Aviation Safety Authority

27 March 2009