AIRWORTHINESS DIRECTIVE
For the reasons set out in the background section, the CASA delegate whose signature appears below issues the following Airworthiness Directive (AD) under subregulation 39.001(1) of CASR 1998. The AD requires that the action set out in the requirement section (being action that the delegate considers necessary to correct the unsafe condition) be taken in relation to the aircraft or aeronautical product mentioned in the applicability section: (a) in the circumstances mentioned in the requirement section; and (b) in accordance with the instructions set out in the requirement section; and (c) at the time mentioned in the compliance section.
Applicability:
Model 230 helicopters, serial numbers 23001 through 23038.
Requirement:
Action in accordance with Transport Canada AD CF-99-13.
Compliance:
Unless the initial inspection is already accomplished, before 30 September 2007.
This Airworthiness Directive becomes effective on 30 August 2007.
Background:
A post-flight inspection revealed that one of the four flapping bearing-to-yoke attachment bolts had fractured.
David Villiers Delegate of the Civil Aviation Safety Authority
11 July 2007