AD/B747/350 Centre Overhead Stowage Bins (Cth)

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.

Boeing 747 Series Aeroplanes

AD/B747/350 Centre Overhead Stowage Bins 8/2006

Applicability:	Model 747-400 and 747-400D series aircraft, as identified in Boeing Special Attention Service Bulletin 747-25-3371 original issue, or later FAA approved revision; and equipped with centre overhead stowage bins.
Requirement:	Action in accordance with the technical requirements of FAA AD 2006-13-09 Amdt 39-14662.
Compliance:	As specified in the Requirement document, with a revised effective date of 3 August 2006.
This Airworthiness Directive becomes effective on 3 August 2006.
Background:	The manufacturer determined from analysis of the overhead stowage bin support structure that the capability of certain existing tie rods does not meet emergency landing load requirements.  Detachment of the centre overhead stowage bins during an extreme forward load event could cause injury to passengers, and hinder emergency evacuation procedures.

David Villiers
Delegate of the Civil Aviation Safety Authority

23 June 2006