AD 2004-09-27 Airworthiness Directives; Dassault Model Mystere-Falcon 50 Series Airplanes

Models named: Mystere-Falcon 50 series. Read the applicability below — it usually turns on serial or part numbers too.

Model Mystere-Falcon 50 series airplanes having serial numbers 2 through 270 inclusive, certificated in any category.

Required as indicated, unless accomplished previously. To find and fix improper installation of the electrical wiring of the basic/optional cabin lighting, which could result in overheating of the wiring and possible smoke/fire in the cabin during an emergency situation, accomplish the following: Inspection (a) Within 13 months after the effective date of this AD: Do a detailed inspection (including measurement of electrical current) of the electrical wiring installation for optional lighting in the cabin to determine if any wiring is directly connected to the battery bus. Do all of the applicable actions per the Accomplishment Instructions of Dassault Service Bulletin F50-318, Revision 1, dated June 12, 2002; or Revision 2, dated January 15, 2003. Note 1: 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.” Corrective Actions (b) If any electrical wiring is found to be directly connected to the battery bus during the inspection required by paragraph (a) of this AD, before further flight, do all the applicable corrective actions ( e.g. , modifying the existing wiring, doing a detailed inspection of any modified wiring installation to ensure it matches the wiring diagram, and testing the modified wiring installation) per the Accomplishment Instructions of Dassault Service Bulletin F50-318, Revision 1, dated June 12, 2002; or Revision 2, dated January 15, 2003. Alternative Methods of Compliance (c) In accordance with 14 CFR 39.19, the Manager, International Branch, ANM-116, FAA, Transport Airplane Directorate, is authorized to approve alternative methods of compliance for this AD. Incorporation by Reference (d) The actions shall be done in accordance with Dassault Service Bulletin F50-318, Revision 1, dated June 12, 2002; or Dassault Service Bulletin F50-318, Revision 2, dated January 15, 2003. 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 Dassault Falcon Jet, P.O. Box 2000, South Hackensack, New Jersey 07606. Copies may be inspected at the FAA, Transport Airplane Directorate, 1601 Lind Avenue, SW., Renton, Washington; or at the National Archives and Records Administration (NARA). For information on the availability of this material at NARA, call 202-741-6030, or go to: http://www.archives.gov/federal_register/code_of_federal_regulations/ibr_locations.html. Note 2: The subject of this AD is addressed in French airworthiness directive 2002-086-036(B) R1, dated March 20, 2002. Effective Date (e) This amendment becomes effective on June 16, 2004. Issued in Renton, Washington, on April 27, 2004. Kevin M. Mullin, Acting Manager, Transport Airplane Directorate, Aircraft Certification Service. [FR Doc. 04-10246 Filed 5-11-04; 8:45 am] BILLING CODE 4910-13-P