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Airworthiness directives › 2011-03-06

AD 2011-03-06 Airworthiness Directives; Eurocopter France Model AS-365N2, AS 365 N3, and SA-365N1 Helicopters

2011-04-14
2011-03-10
39-16590
FAA-2010-0781
Airframe
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Models named: AS-365N2, AS 365 N3, SA-365N1. Read the applicability below — it usually turns on serial or part numbers too.

Applicability*9

Model AS-365N2, AS 365 N3, and SA-365N1 helicopters, with an aluminum tail rotor (T/R) blade pitch control shaft, part number (P/N) 365A33.6161.20 or P/N 365A33.6161.21, installed, certificated in any category.

Compliance

Required within 100 hours time-in-service, unless accomplished previously. To prevent failure of the T/R blade pitch control shaft, loss of T/R control, and subsequent loss of control of the helicopter, accomplish the following: (a) Remove the aluminum T/R blade pitch control shaft, P/N 365A33.6161.20 or P/N 365A33.6161.21, and replace it with a steel T/R blade pitch control shaft, P/N 365A33.6214.20, in accordance with the Accomplishment Instructions, Operational Procedure, paragraphs 2.B.1. through 2.B.3., of Eurocopter Alert Service Bulletin No. 01.00.59, dated June 21, 2007. (b) 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, Rotorcraft Directorate, FAA, Attn: Jim Grigg, Aviation Safety Engineer, 2601 Meacham Blvd., Fort Worth, Texas 76137, telephone (817) 222-5126, fax (817) 222-5961. (c) The Joint Aircraft System/Component (JASC) Code is 6500: Tail Rotor Drive System. (d) Replace the T/R blade pitch control shaft in accordance with the specified portions of Eurocopter Alert Service Bulletin No. 01.00.59, dated June 21, 2007. 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. (e) This amendment becomes effective on April 14, 2011. Note: The subject of this AD is addressed in European Aviation Safety Agency AD No. 2007-0220, dated August 13, 2007. Issued in Fort Worth, Texas, on January 24, 2011. Lance T. Gant, Acting Manager, Rotorcraft Directorate, Aircraft Certification Service. [FR Doc. 2011-4467 Filed 3-9-11; 8:45 am] BILLING CODE 4910-13-P

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