Federal Register of Legislation
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) AD/B747/392 Amdt 1 and issues the following 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/B747/392 Amdt 2 Fuselage Upper Lobe Doubler 11/2011
Applicability: Model 747-100, -100B, -100B SUD, -200B, -200C, -200F, -300, -400, -400D, -400F, 747SR and 747SP series aircraft; as identified in Boeing Alert Service Bulletin 747-53A2651, dated 12 June 2008, or later FAA approved revision. Requirement: Action in accordance with the requirements of FAA AD 2009-09-08 Amdt 39-15894.
1. The inspections and corrective actions with the corresponding compliance times specified in Tables 1 and 2, under paragraph 1.E. "Compliance", of Service Bulletin 747-53A2651, Revision 1, dated 2 September 2010 are an Alternative Method of Compliance (AMOC) to the inspections and corrective actions with the corresponding compliance times specified in Table 1, paragraph 1.E. "Compliance" of Service Bulletin 747-53A2651, dated June 12, 2008, as required by paragraphs (f) and (g) of FAA AD 2009-09-08. There is no requirement to obtain an exclusion from CASA for this AMOC. When this service bulletin specifies contacting Boeing for repair instructions, the repair instructions must be approved in accordance with paragraph (j) of the FAA AD. All other requirements of FAA AD 2009-09-08 remain fully applicable and must be complied with.
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