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ADs updated daily at www.Tdata.com
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2018-23-52 |
LEONARDO S.P.A.:
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e m e r g e n c y )
Product Identifier 2018-SW-093-AD. |
(a) APPLICABILITY This emergency AD applies to Model AW169 and AW189 helicopters, certificated in any category. (b) UNSAFE CONDITION This emergency AD defines the unsafe condition as failure of the tail rotor (T/R) servoactuator feedback lever. This condition could result in loss of T/R control and subsequent loss of control of the helicopter. (c) EFFECTIVE DATE This emergency AD is effective upon receipt. (d) COMPLIANCE You are responsible for performing each action required by this emergency AD within the specified compliance time unless it has already been accomplished prior to that time. (e) REQUIRED ACTIONS (1) Within 5 hours time-in-service or 24 clock-hours, whichever occurs first: (i) Inspect the nut, cotter pin, lock-wire, and hinge bracket connected to the T/R servoactuator feedback lever link for correct installation and loose, broken, and missing parts. If a nut, cotter pin, lock-wire, or hinge bracket is not correctly installed or is loose, broken, or missing, before further flight, repair in accordance with FAA-approved procedures. (ii) Inspect each connection of the T/R servo-actuator feedback lever link for correct installation and loose, broken, and missing parts. If a connection is not correctly installed or if a part is loose, broken, or missing, before further flight, repair in accordance with FAA -approved procedures. (iii) Apply a paint stripe or torque seal on the nut starting at the rod end to the hinge bracket. (2) Within 7 days after completing the inspection in paragraph (e)(1) of this AD, report the following information to Leonardo Helicopters by email to pse_aw189.mbx.aw@leonardocompany.com. (i) Date of Inspection. (ii) Helicopter Model. (iii) Helicopter Serial Number. (iv) Total Helicopter Hours Time-In-Service. (v) Hours Time-In-Service Since Last Overhaul. (vi) Helicopter Primary Operating Location. (vii) Description of Inspection Results (include digital photos if possible). (f) SPECIAL FLIGHT PERMIT A special flight permit is prohibited. (g) ALTERNATIVE METHODS OF COMPLIANCE (AMOCS) (1) The Manager, Safety Management Section, Rotorcraft Standards Branch, FAA, may approve AMOCs for this emergency AD. Send your proposal to: David Hatfield, Aviation Safety 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, we suggest that you 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 Emergency AD through an AMOC. (h) ADDITIONAL INFORMATION (1) For further information contact: David Hatfield, Aviation Safety Engineer, Safety Management Section, Rotorcraft Standards Branch, FAA, 10101 Hillwood Pkwy., Fort Worth, TX 76177; telephone (817) 222-5110; email david.hatfield@faa.gov. (2) For a copy of the service information referenced in this emergency AD, contact: Leonardo S.p.A. Helicopters, Matteo Ragazzi, Head of Airworthiness, Viale G.Agusta 520, 21017 C.Costa di Samarate (Va) Italy; telephone +39-0331-711756; fax +39-0331-229046; or at http:// www.leonardocompany.com/-/bulletins. (3) The subject of this AD is addressed in European Aviation Safety Agency (EASA) AD No. 2018-0241-E, dated November 7, 2018. (i) SUBJECT Joint Aircraft Service Component (JASC) Code: 6400, Tail Rotor System. Issued in Fort Worth, Texas, on November 8, 2018. Scott A. Horn, Deputy Director for Regulatory Operations, Compliance & Airworthiness Division, Aircraft Certification Service.
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DATE: November 8, 2018 |