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AD 2024-11138

Published 2024-05-21 · 3 models · 7 US-registered tails affected · Federal Register

Airworthiness Directives; Leonardo S.p.a. Helicopters Federal Register ↗

Abstract

The FAA is adopting a new airworthiness directive (AD) for all Leonardo S.p.a. Model AW169 helicopters. This AD was prompted by manufacturing defects in certain forward and aft float assemblies. This AD requires replacing certain aft float assemblies or, as an alternative, deactivating the emergency flotation system (EFS). This AD also prohibits installing certain forward and aft float assemblies. These actions are specified in a European Union Aviation Safety Agency (EASA) AD, which is incorporated by reference. The FAA is issuing this AD to address the unsafe condition on these products.

Applicability · by US fleet size

Federal Register text

Verbatim; the Federal Register publication is the legally binding document. Cite: 89 FR 44547. View on Federal Register ↗

[Federal Register Volume 89, Number 99 (Tuesday, May 21, 2024)] [Rules and Regulations] [Pages 44547-44550] From the Federal Register Online via the Government Publishing Office [www.gpo.gov] [FR Doc No: 2024-11138]

======================================================================== Rules and Regulations Federal Register ________________________________________________________________________ This section of the FEDERAL REGISTER contains regulatory documents having general applicability and legal effect, most of which are keyed to and codified in the Code of Federal Regulations, which is published under 50 titles pursuant to 44 U.S.C. 1510. The Code of Federal Regulations is sold by the Superintendent of Documents. ========================================================================

Federal Register / Vol. 89, No. 99 / Tuesday, May 21, 2024 / Rules and Regulations

[[Page 44547]]

DEPARTMENT OF TRANSPORTATION

Federal Aviation Administration

14 CFR Part 39

[Docket No. FAA-2024-1295; Project Identifier MCAI-2023-01124-R; Amendment 39-22744; AD 2024-09-02] RIN 2120-AA64

Airworthiness Directives; Leonardo S.p.a. Helicopters

AGENCY: Federal Aviation Administration (FAA), DOT.

ACTION: Final rule; request for comments.

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SUMMARY: The FAA is adopting a new airworthiness directive (AD) for all Leonardo S.p.a. Model AW169 helicopters. This AD was prompted by manufacturing defects in certain forward and aft float assemblies. This AD requires replacing certain aft float assemblies or, as an alternative, deactivating the emergency flotation system (EFS). This AD also prohibits installing certain forward and aft float assemblies. These actions are specified in a European Union Aviation Safety Agency (EASA) AD, which is incorporated by reference. The FAA is issuing this AD to address the unsafe condition on these products.

DATES: This AD becomes effective June 5, 2024. The Director of the Federal Register approved the incorporation by reference of a certain publication listed in this AD as of June 5, 2024. The FAA must receive comments on this AD by July 5, 2024.

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 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. AD Docket: You may examine the AD docket at regulations.gov under Docket No. FAA-2024-1295; 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, any comments received, and other information. The address for Docket Operations is listed above. Material Incorporated by Reference: For EASA material, contact EASA, Konrad-Adenauer-Ufer 3, 50668 Cologne, Germany; telephone +49 221 8999 000; email [email protected]; internet easa.europa.eu. You may find the EASA material on the EASA website at ad.easa.europa.eu. You may view this material 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 at regulations.gov under Docket No. FAA-2024-1295. Other Related Service Information: For Leonardo Helicopters service information identified in this final rule, contact Leonardo S.p.A., Emanuele Bufano, Head of Airworthiness, Viale G. Agusta 520, 21017 C. Costa di Samarate (Va) Italy; phone (+39) 0331-225074; fax (+39) 0331- 229046; or at customerportal.leonardocompany.com/en-US/. For Dart Aerospace service information identified in this final rule, contact Dart Aerospace, LTD., 1270 Aberdeen St., Hawkesbury, ON, K6A 1K7, Canada; phone: 1-613-632-5200; Fax: 1-613-632-5246; or at dartaero.com. You may also view this service information at the FAA contact information under Material Incorporated by Reference above.

FOR FURTHER INFORMATION CONTACT: Kyri Zaroyiannis, Aviation Safety Engineer, FAA, 1600 Stewart Avenue, Suite 410, Westbury, NY 11590; phone: (847) 294-7836; email [email protected].