AD 2004-22-20 Airworthiness Directives; McDonnell Douglas Model MD-11 and MD-11F Airplanes

Models named: MD-11, MD-11F. Read the applicability below — it usually turns on serial or part numbers too.

This AD applies to McDonnell Douglas Model MD-11 and MD-11F airplanes, as listed in McDonnell Douglas Alert Service Bulletin MD11-24A175, Revision 01, dated April 25, 2003; certificated in any category.

You are responsible for having the actions required by this AD performed within the compliance times specified, unless the actions have already been done. Service Bulletin References (f) The term “service bulletin,” as used in this AD, means the Accomplishment Instructions of McDonnell Douglas Alert Service Bulletin MD11-24A175, Revision 01, dated April 25, 2003, including Boeing Information Notices MD11-24A175 IN 01, dated November 6, 2003, and MD11-24A175 IN 02, dated December 17, 2003. Replacement, Related Investigative Action, and Corrective Actions (g) Within 18 months after the effective date of this AD, replace low base terminal boards with higher base terminal boards in accordance with the applicable figure in the service bulletin, and do all related investigative action/applicable corrective actions by accomplishing all the actions in the service bulletin, except as provided by paragraph (h) of this AD. Any related investigative action/applicable corrective actions must be done before further flight. (h) If, during the corrective actions required by paragraph (g) of this AD, the type of structural material that has been damaged is not covered in the structural repair manual, before further flight, repair in accordance with a method approved by the Manager, Los Angeles Aircraft Certification Office (ACO), FAA. Parts Installation (i) As of the effective date of this AD, no person may install a terminal board, as listed in section 1.A.2. “Spares Affected” of the Planning Information of the service bulletin, on any airplane. No Reporting (j) Although the service bulletin referenced in this AD specifies to submit certain information to the manufacturer, this AD does not include that requirement. Alternative Methods of Compliance (AMOCs) (k) The Manager, Los Angeles ACO, FAA, has the authority to approve AMOCs for this AD, if requested using the procedures found in 14 CFR 39.19. Material Incorporated by Reference (l) You must use McDonnell Douglas Alert Service Bulletin MD11-24A175, Revision 01, dated April 25, 2003, including Boeing Information Notice MD11-24A175 IN 01, dated November 6, 2003, and Boeing Information Notice MD11-24A175 IN 02, dated December 17, 2003, to perform the actions that are required by this AD, unless the AD specifies otherwise. The Director of the Federal Register approves the incorporation by reference of these documents in accordance with 5 U.S.C. 552(a) and 1 CFR part 51. For copies of the service information, contact Boeing Commercial Airplanes, Long Beach Division, 3855 Lakewood Boulevard, Long Beach, California 90846, Attention: Data and Service Management, Dept. C1-L5A (D800-0024). For information on the availability of this material at the National Archives and Records Administration (NARA), call (202) 741-6030, or go to http://www.archives.gov/federal_register/code_of_federal_regulations/ibr_locations.html. You may view the AD docket at the Docket Management Facility, U.S. Department of Transportation, 400 Seventh Street SW., room PL-401, Nassif Building, Washington, DC. Issued in Renton, Washington, on October 25, 2004. Ali Bahrami, Manager, Transport Airplane Directorate, Aircraft Certification Service. [FR Doc. 04-24623 Filed 11-8-04; 8:45 am] BILLING CODE 4910-13-P

This AD was prompted by arcing between a power feeder cable and terminal board support bracket. We are issuing this AD to prevent arcing damage to the power feeder cables, terminal boards, and adjacent structure, which could result in smoke and/or fire in the cabin.