1AD/B747/207 Amdt 1 - Nacelle Diagonal Brace Steel Attachment Fittings

COMMONWEALTH OF AUSTRALIA (Civil Aviation Safety Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY

SCHEDULE OF AIRWORTHINESS DIRECTIVES

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AIRWORTHINESS DIRECTIVE

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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) AD/B747/207 and issues the following AD under subregulation 39.1 (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/B747/207

Amdt 1

Nacelle Diagonal Brace Steel Attachment Fittings

10/2004

Applicability: Model 747 series aircraft equipped with General Electric Model CF6-45 or -50 engines, or Pratt & Whitney JT9D-3, -7, or -70 series engines, having steel attachment fittings of the diagonal brace to the nacelle struts.

Requirement: Perform a detailed visual inspection in accordance with the technical requirements of FAA AD 2001-16-08 Amendment 39-12376.

Compliance: As specified in the requirement document for the initial and repetitive inspections.

This Amendment becomes effective on 30 September 2004.

Background: The original issue of this AD was raised in response to a report of a fatigue crack in one of the steel attachment fittings of the diagonal brace to nacelle strut. At that time FAA AD 99-09-11 referred.

Subsequent to this, the FAA released AD 2001-16-08 Amdt 39-12376 which superseded FAA AD 99-09-11. This amendment is issued as a result of the new FAA AD.

Signature of David Villiers, Delegate of the Civil Aviation Safety Authority.

David Villiers

Delegate of the Civil Aviation Safety Authority 19 August 2004

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The above AD is notified in the Commonwealth of Australia Gazette on 8 September 2004.

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