AD/B747/399 - State of Design Airworthiness Directives - 2 (Cth)

Federal Register of Legislation

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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/B747/399 State of Design Airworthiness Directives - 2 14/2009

Applicability: Boeing 747 aircraft with General Electric CF6-45, -50 or Pratt & Whitney JT9D engines. Requirement: 1. Determine the applicability of the FAA Airworthiness Directives (AD) listed in Table 1.

2. Table 1 FAA AD Effective Date 2008-05-03 8 April 2008 2006-09-01 26 May 2006 2005-16-11 16 September 2005 2005-06-09 25 April 2005 2005-05-20 17 April 2006 2005-05-07 15 April 2005 2005-01-03 9 February 2005 2004-07-19 11 May 2004 2003-16-14 22 September 2003 2003-16-06 12 September 2003 2002-23-15 11 December 2002 2002-05-01 18 March 2002 2001-26-12 11 February 2002 FAA AD Effective Date 2001-15-15 4 September 2001 2001-11-11 16 July 2001 2000-21-06 24 November 2000 99-04-01 16 March 1999 97-20-01 R1 11 February 1999 96-14-01 22 July 1996 95-13-07 28 July 1995 94-22-08 15 December 1994 92-04-05 26 March 1992 91-13-11 22 July 1991 Note: FAA ADs may be accessed via the internet at the following URL: If it is determined that an FAA AD listed in Table 1 is applicable and has not been previously accomplished, perform the actions required by that AD or later FAA-approved revision. Title Rear engine mount bulkhead Thrust links of the rear engine mounts Struts, spars and bolts Side cowl assemblies Flight-deck door electronic equipment Aft and fwd surfaces of the bulkhead web Midspar web of inboard and outboard struts Cowl panel assembly of each engine Forward lower spar Fuel line Lower lobe panel Aft torque bulkhead of outboard nacelle struts Outboard diagonal brace Title Rear engine mount Seat track fittings on passenger seats Precooler support fitting Outboard nacelle struts Strut and wing Passenger oxygen supply lines Nacelle strut and wing structure Engine strut skin APU pneumatic duct restraint Wire bundles

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Boeing 747 Series Aeroplanes AD/B747/399 State of Design Airworthiness Directives - 2 14/2009

2. If it is determined that an FAA AD listed in Table 1 is applicable and has not been previously accomplished, perform the actions required by that AD or later FAA-approved revision. Table 1 FAA AD Effective Date Title 2008-05-03 8 April 2008 Rear engine mount bulkhead 2006-09-01 26 May 2006 Thrust links of the rear engine mounts 2005-16-11 16 September 2005 Struts, spars and bolts 2005-06-09 25 April 2005 Side cowl assemblies 2005-05-20 17 April 2006 Flight-deck door electronic equipment 2005-05-07 15 April 2005 Aft and fwd surfaces of the bulkhead web 2005-01-03 9 February 2005 Midspar web of inboard and outboard struts 2004-07-19 11 May 2004 Cowl panel assembly of each engine 2003-16-14 22 September 2003 Forward lower spar 2003-16-06 12 September 2003 Fuel line 2002-23-15 11 December 2002 Lower lobe panel 2002-05-01 18 March 2002 Aft torque bulkhead of outboard nacelle struts 2001-26-12 11 February 2002 Outboard diagonal brace FAA AD Effective Date Title 2001-15-15 4 September 2001 Rear engine mount 2001-11-11 16 July 2001 Seat track fittings on passenger seats 2000-21-06 24 November 2000 Precooler support fitting 99-04-01 16 March 1999 Outboard nacelle struts 97-20-01 R1 11 February 1999 Strut and wing 96-14-01 22 July 1996 Passenger oxygen supply lines 95-13-07 28 July 1995 Nacelle strut and wing structure 94-22-08 15 December 1994 Engine strut skin 92-04-05 26 March 1992 APU pneumatic duct restraint 91-13-11 22 July 1991 Wire bundles Note: FAA ADs may be accessed via the internet at the following URL:

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