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Amendment 39-21181; Docket No. FAA-2020-0215;
Product Identifier 2018-SW-088-AD.
TDATA NOTE: The FAA is correcting a service bulletin reference in the AD paragraph (g)(1). This document corrects that error. In all other respects, the original document remains the same. (a) EFFECTIVE DATE This AD is effective September 3, 2020. (b) AFFECTED ADS None. (c) APPLICABILITY This AD applies to the Leonardo S.p.A. helicopters identified in para- graphs (c)(1) through (3) of this AD, certificated in any category. (1) Model AB139 and AW139 helicopters, all serial numbers, equipped with an emergency flotation system (EFS) float assembly having part number (P/N) 3G9560V00332, 3G9560V00432, 3G9560V01432, or 3G9560V01532. (2) Model AW169 helicopters, all serial numbers, equipped with an EFS float assembly having any part number. (3) Model AW189 helicopters, all serial numbers, equipped with an EFS float assembly having P/N 8G9560V00331 or 8G9560V00431. (d) SUBJECT Joint Aircraft Service Component (JASC) Code 3212, Emergency Flotation Section. (e) REASON This AD was prompted by reports of uncommanded deployment of the EFS due to improper accomplishment of the reset procedure of the shape memory alloy (SMA) inflation system actuation device. The FAA is issuing this AD to address uncommanded EFS deployment, which could result in reduced control of the helicopter. (f) COMPLIANCE Comply with this AD within the compliance times specified, unless al- ready done. (g) DEFINITIONS (1) An "affected part" is an SMA inflation system having P/N 3G9560V01052 (Model AB139 and AW139 helicopters), P/N 6F9560V00551 (Model AW169 helicopters) or P/N 8G9560V01751 (Model AW189 helicopters), as applic- able, with a serial number specified in Figure 1 to paragraph (g)(1) of this AD except those which have been corrected in accordance with the Accomplishment Instructions of Leonardo Helicopters Alert Service Bulletin (ASB) No. 139-533 dated August 30, 2018 (ASB139-533) Leonardo Helicopters ASB No. 169-099, dated August 30, 2018 (ASB 169-099); or Leonardo Helicopters ASB No. 189-195, dated August 30, 2018 (ASB 189- 195); as applicable. FIGURE 1 TO PARAGRAPH (G)(1) – AFFECTED PARTS ______________________________________________________________________ HELICOPTER MODEL AFFECTED PART SERIAL NUMBERS (S/N) ______________________________________________________________________ AB139 and AW139 Up to s/n 1801 inclusive, except s/n 1783 and s/n 1784 AW169 Up to s/n 67 inclusive AW189 Up to s/n 182 inclusive, except s/n 117 ______________________________________________________________________ (2) A "serviceable part" is an affected part that has been corrected in accordance with the Accomplishment Instructions of ASB 139-533; ASB 169-099; or ASB 189-195; as applicable; or a part that is not affected. (h) REMOVAL AND INSTALLATION At the applicable compliance time specified in Figure 2 to paragraph (h) of this AD, remove each affected part from the helicopter and in- stall a serviceable part. This may be done in accordance with the Accomplishment Instructions of ASB 139-533; ASB 169-099; or ASB 189- 195; as applicable. FIGURE 2 TO PARAGRAPH (H) – REMOVAL AND INSTALLATION COMPLIANCE TIMES ______________________________________________________________________ HELICOPTER MODEL COMPLIANCE TIME (AFTER THE EFFECTIVE DATE OF THIS AD) ______________________________________________________________________ AB139 and AW139 100 hours time-in-service (TIS) AW169 45 hours TIS AW189 45 hours TIS ______________________________________________________________________ (i) PARTS INSTALLATION PROHIBITION As of the effective date of this AD, no person may install an affected part on any helicopter. (j) ALTERNATIVE METHODS OF COMPLIANCE (AMOCS) (1) The Manager, Rotorcraft Standards Branch, FAA, may approve AMOCs for this AD. Send your proposal to: Kristi Bradley, Aerospace Engineer, Safety Management Section, Rotorcraft Standards Branch, FAA, 10101 Hillwood Pkwy., Fort Worth, TX 76177; telephone 817-222-5110; email 9- ASW-FTW-AMOC-Requests@faa.gov. (2) For operations conducted under a 14 CFR part 119 operating certificate or under 14 CFR part 91, subpart K, notify your principal inspector or lacking a principal inspector, the manager of the local flight standards district office or certificate holding district office, before operating any aircraft complying with this AD through an AMOC. (k) RELATED INFORMATION (1) The subject of this AD is addressed in European Aviation Safety Agency (now European Union Aviation Safety Agency) (EASA) AD 2018-0208, dated September 20, 2018. This EASA AD may be found in the AD docket on the Internet at https://www.regulations.gov by searching for and locating Docket No. FAA-2020-0215. (2) For more information about this AD, contact Kristi Bradley, Aviation Safety Engineer, Safety Management Section, Rotorcraft Standards Branch, FAA, 10101 Hillwood Pkwy, Fort Worth, TX 76177; telephone 817- 222-5485; email Kristin.Bradley@faa.gov. (l) MATERIAL INCORPORATED BY REFERENCE (1) The Director of the Federal Register approved the incorporation by reference (IBR) of the service information listed in this paragraph under 5 U.S.C. 552(a) and 1 CFR part 51. (2) You must use this service information as applicable to do the actions required by this AD, unless this AD specifies otherwise. (i) Leonardo Helicopters Alert Service Bulletin No. 139-533, dated August 30, 2018. (ii) Leonardo Helicopters Alert Service Bulletin No. 169-099, dated August 30, 2018. (iii) Leonardo Helicopters Alert Service Bulletin No. 189-195 dated August 30, 2018. (3) For service information identified in this AD, contact Leonardo S.p.A. Helicopters, Emanuele Bufano, Head of Airworthiness, Viale G.Agusta 520, 21017 C.Costa di Samarate (Va) Italy; telephone +39-0331-225074; fax +39-0331-229046; or at https://www.leonardocompany.com/en/home. (4) 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. (5) You may view this service information that is incorporated by reference at the National Archives and Records Administration (NARA). For information on the availability of this material at NARA, email email@example.com, or go to: https://www.archives.gov/federal- register/cfr/ibr-locations.html. Issued on August 19, 2020. Lance T Gant, Director, Compliance & Airworthi- ness Division, Aircraft Certification Service. FOR FURTHER INFORMATION CONTACT: Kristi Bradley, Aviation Safety Engineer, Safety Management Section, Rotorcraft Standards Branch, FAA, 10101 Hill- wood Pkwy., Fort Worth, TX 76177; telephone 817-222-5485; email Kristin. Bradley@faa.gov.
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