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Airworthiness directives › 2011-17-13

AD 2011-17-13 Airworthiness Directives; Eurocopter France (ECF) Model EC120B Helicopters

2011-09-12
2011-08-26
39-16777
FAA-2011-0859
Airframe
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Models named: EC120B. Read the applicability below — it usually turns on serial or part numbers too.

Applicability*9

Model EC120B helicopters, serial number (S/N) 1500, 1511 through 1630, 1632, 1634, and 1636, certificated in any category.

Compliance

Required as indicated, unless accomplished previously. To prevent nonisolation of electrical equipment creating the risk of an uncontrolled electrical fire, do the following: (a) Before further flight, insert the “Appendix” from the Eurocopter Emergency Alert Service Bulletin No. 24A012, dated April 22, 2010 (EASB), paragraph 3.5., “SMOKE IN THE COCKPIT/CARGO,” into the Emergency Procedure section of the Rotorcraft Flight Manual (RFM). After complying with paragraph (b) of this AD, remove the Appendix from the RFM. (b) Within 15 hours time-in-service (TIS) or 30 days, whichever occurs first, modify the emergency switch electrical wiring by reversing the wires as depicted in Figure 2 and by following the Accomplishment Instructions, paragraph 2.B.1 through 2.B.3, of the EASB. Ground test the modified electrical wiring by following the Accomplishment Instructions, paragraph 2.B.4, of the EASB. (c) Modifying the emergency switch wiring, obtaining successful ground test results indicating proper operation of the emergency switch, and removing the RFM emergency procedure inserted in complying with paragraph (a) of this AD constitutes terminating action for the requirements of this AD. (d) To request a different method of compliance or a different compliance time for this AD, follow the procedures in 14 CFR 39.19. Contact the Manager, Safety Management Group, ATTN: George Schwab, Aviation Safety Engineer, FAA, 2601 Meacham Blvd., Fort Worth, Texas 76137; telephone: (817-222-5114); fax: 817-222-5961, for information about previously approved alternative methods of compliance. (e) The Joint Aircraft System/Component (JASC) Code is 2497: Electrical Power System Wiring. (f) Modify the electrical wiring and perform the ground tests by following specified portions of Eurocopter Emergency Alert Service Bulletin No. 24A012, dated April 22, 2010. The Director of the Federal Register approved this incorporation by reference in accordance with 5 U.S.C. 552(a) and 1 CFR part 51. Copies may be obtained from American Eurocopter Corporation, 2701 Forum Drive, Grand Prairie, TX 75053-4005, telephone (800) 232-0323, fax (972) 641-3710, or at http://www.eurocopter.com . Copies may be inspected at the FAA, Office of the Regional Counsel, Southwest Region, 2601 Meacham Blvd., Room 663, Fort Worth, Texas, 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. (g) This amendment becomes effective on September 12, 2011. Note: The subject of this AD is addressed in European Aviation Safety Agency AD No. 2010-0078-E, dated April 23, 2010. Issued in Fort Worth, Texas, on August 5, 2011. Kim Smith, Manager, Rotorcraft Directorate, Aircraft Certification Service. [FR Doc. 2011-21473 Filed 8-25-11; 8:45 am] BILLING CODE 4910-13-P

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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