Airworthiness directives › 2003-21-05
AD 2003-21-05 Airworthiness Directives; McDonnell Douglas Model MD-11 Airplanes
Models named: MD-11. Read the applicability below — it usually turns on serial or part numbers too.
Applicability*9
Model MD-11 airplanes, as listed in Boeing Alert Service Bulletin MD11-24A041, Revision 03, dated September 11, 2002; certificated in any category. Note 1: This AD applies to each airplane identified in the preceding applicability provision, regardless of whether it has been modified, altered, or repaired in the area subject to the requirements of this AD. For airplanes that have been modified, altered, or repaired so that the performance of the requirements of this AD is affected, the owner/operator must request approval for an alternative method of compliance in accordance with paragraph (d)(1) of this AD. The request should include an assessment of the effect of the modification, alteration, or repair on the unsafe condition addressed by this AD; and, if the unsafe condition has not been eliminated, the request should include specific proposed actions to address it.
Compliance
Required as indicated, unless accomplished previously. To prevent the wire bundle contained in the feed-through from contacting the bottom of the feed-through, which could cause cable chafing, electrical arcing, and smoke or fire in the cockpit, accomplish the following: Inspection (a) Within 1 year after the effective date of this AD, do a one-time detailed inspection of the wire bundle installation behind the first observer's station to detect damaged or chafed wires, per Boeing Alert Service Bulletin MD11-24A041, Revision 03, dated September 11, 2002. Note 2: For the purposes of this AD, a detailed inspection is defined as: “An intensive visual examination of a specific structural area, system, installation, or assembly to detect damage, failure, or irregularity. Available lighting is normally supplemented with a direct source of good lighting at intensity deemed appropriate by the inspector. Inspection aids such as mirror, magnifying lenses, etc., may be used. Surface cleaning and elaborate access procedures may be required.” Condition 1: No Damaged or Chafed Wire (b) If no damaged or chafed wire is detected during the detailed inspection required by paragraph (a) of this AD, before further flight, revise the wire bundle support clamp installation, per Boeing Alert Service Bulletin MD11-24A041, Revision 03, dated September 11, 2002. Condition 2: Any Damaged or Chafed Wire (c) If any damaged or chafed wire is detected during the detailed inspection required by paragraph (a) of this AD, before further flight, repair wiring, and revise the wire bundle support clamp installation, per Boeing Alert Service Bulletin MD11-24A041, Revision 03, dated September 11, 2002. Alternative Methods of Compliance (d)(1) In accordance with 14 CFR 39.19, the Manager, Los Angeles Aircraft Certification Office (ACO), FAA, is authorized to approve alternative methods of compliance (AMOCs) for this AD. Note 3: Information concerning the existence of approved alternative methods of compliance with this AD, if any, may be obtained from the Los Angeles ACO. (2) Alternative methods of compliance, approved previously in accordance with AD 2000-03-13, amendment 39-11572, are approved as alternative methods of compliance with this AD. Incorporation by Reference (e) The actions shall be done in accordance with Boeing Alert Service Bulletin MD11-24A041, Revision 03, dated September 11, 2002. This incorporation by reference was approved by the Director of the Federal Register in accordance with 5 U.S.C. 552(a) and 1 CFR part 51. Copies may be obtained from Boeing Commercial Aircraft Group, Long Beach Division, 3855 Lakewood Boulevard, Long Beach, California 90846, Attention: Data and Service Management, Dept. C1-L5A (D800-0024). This information may be examined at the FAA, Transport Airplane Directorate, 1601 Lind Avenue, SW., Renton, Washington; or at the FAA, Los Angeles Aircraft Certification Office, 3960 Paramount Boulevard, Lakewood, California; or at the Office of the Federal Register, 800 North Capitol Street, NW., suite 700, Washington, DC. Effective Date (f) This amendment becomes effective on November 21, 2003. Issued in Renton, Washington, on October 9, 2003. Ali Bahrami, Acting Manager, Transport Airplane Directorate, Aircraft Certification Service. [FR Doc. 03-26116 Filed 10-16-03; 8:45 am] BILLING CODE 4910-13-U
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The directive text above is reproduced from the Federal Register, a work of the United States government and in the public domain. The separation into applicability, compliance and required actions is TrackAD's.*1