2020-02841

Document Headings Document headings vary by document type but may contain the following: • the agency or agencies that issued and signed a document • the number of the CFR title and the number of each part the document amends, proposes to amend, or is directly related to • the agency docket number / agency internal file number • the RIN which identifies each regulatory action listed in the Unified Agenda of Federal Regulatory and Deregulatory Actions See the Document Drafting Handbook for more details. Department of Transportation Federal Aviation Administration • 14 CFR Part 39 • [Docket No. FAA-2020-0125; Product Identifier 2019-SW-104-AD; Amendment 39-21027; AD 2020-02-23] • RIN 2120-AA64 AGENCY: Federal Aviation Administration (FAA), DOT. ACTION: Final rule; request for comments. SUMMARY: The FAA is adopting a new airworthiness directive (AD) for certain Airbus Helicopters Model AS350B, AS350BA, AS350B1, AS350B2, AS350B3, AS350C, AS350D, A350D1, AS355E, AS355F, AS355F1, AS355F2, AS355N, and AS355NP helicopters. This AD requires repetitive inspections of the installation of the pull cables on the emergency float kits. This AD was prompted by the results of an accident investigation and subsequent reports of difficulty pulling the emergency float kit float activation handle installed on the pilot cyclic. The FAA is issuing this AD to address the unsafe condition on these products. DATES: This AD is effective February 28, 2020. The Director of the Federal Register approved the incorporation by reference of a certain publication listed in this AD as of February 28, 2020. The FAA must receive comments on this AD by March 30, 2020. ADDRESSES: You may send comments, using the procedures found in 14 CFR 11.43 and 11.45, by any of the following methods: • Federal eRulemaking Portal: Go to https://www.regulations.gov. Follow the instructions for submitting comments. • Fax: 202-493-2251. • Mail: U.S. Department of Transportation, Docket Operations, M-30, West Building Ground Floor, Room W12-140, 1200 New Jersey Avenue SE, Washington, DC 20590. • Hand Delivery: Deliver to Mail address above between 9 a.m. and 5 p.m., Monday through Friday, except Federal holidays. For service information identified in this final rule, contact Dart Aerospace LTD., 1270 Aberdeen St., Hawkesbury, ON, K6A 1K7, Canada; telephone: 1-613-632-5200; Fax: 1-613-632-5246; or at www.dartaero.com. You may view this service information at the FAA, Office of the Regional Counsel, Southwest Region, 10101 Hillwood Pkwy, Room 6N-321, Fort Worth, TX 76177. For information on the availability of this material at the FAA, call 817-222-5110. It is also available on the internet at https://www.regulations.gov by searching for and locating Docket No. FAA-2020-0125. Examining the AD Docket You may examine the AD docket on the internet at https://www.regulations.gov by searching for and locating Docket No. FAA-2020-0125; or in person at Docket Operations between 9 a.m. and 5 p.m., Monday through Friday, except Federal holidays. The AD docket contains this final rule, the regulatory evaluation, any comments received, and other information. The street address for Docket Operations is listed above. Comments will be available in the AD docket shortly after receipt. FOR FURTHER INFORMATION CONTACT: Johann S. Magana, Aerospace Engineer, Cabin Safety and Environmental Systems Section, FAA, Los Angeles ACO Branch, 3960 Paramount Boulevard, Lakewood, CA 90712-4137; phone: 562-627-5322; fax: 562-627-5210; email: johann.magana@faa.gov. SUPPLEMENTARY INFORMATION: Discussion This AD is prompted by the results of an investigation of a March 11, 2018, fatal accident in which an Airbus Helicopters Model AS350B2 helicopter impacted a body of water during an autorotation. The left-hand and right-hand emergency floats did not inflate symmetrically and the helicopter subsequently capsized. During the accident investigation, the FAA learned of reports of difficulty pulling the emergency float kit float activation handle installed on the pilot cyclic. Asymmetric inflation of the float system and difficulty deploying the float system from the…

Fonte: Federal Register (federalregister.gov). Texto original em inglês. Conteúdo sanitizado por segurança.