AD/R22/18 Actuator Drive Screw A506-1 Replacement 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/R22/18.

Robinson R22 Series Helicopters

AD/R22/18 Actuator Drive Screw A506-1 - Replacement 5/2009

Requirement:	CANCELLED.
This AD is cancelled on 7 May 2009.
Background:	This unique Australian AD specified replacement of actuator drive screw A506-1 in accordance with Robinson SB No. 32 within 25 hours time in service, or by August 1983, whichever occurred sooner.  The AD is no longer required.

James Coyne
Delegate of the Civil Aviation Safety Authority

27 March 2009