AD/PMC/40 Blade Counterweight Bolt 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/PMC/40.

Propellers - Variable Pitch - McCauley

AD/PMC/40 Blade Counterweight Bolt Replacement 13/2006

Requirement:	CANCELLED.
This AD is cancelled on 21 December 2006.
Background:	This AD required the replacement of black oxide counterweight bolts with new cadmium plated bolts.  Black oxide bolts were found to corrode which could lead to cracking.  The actions detailed in this AD have been adequately addressed.

James Coyne
Delegate of the Civil Aviation Safety Authority

25 October 2006