2015-05-05: Main Rotor System

Adoption of the Amendment Accordingly, under the authority delegated to me by the Administrator, the FAA amends 14 CFR part 39 as follows: PART 39--AIRWORTHINESS DIRECTIVES 0 1. The authority citation for part 39 continues to read as follows: Authority: 49 U.S.C. 106(g), 40113, 44701. Sec. 39.13 [Amended] 0 2. The FAA amends Sec. 39.13 by removing Airworthiness Directive (AD) 2014-04-14, Amendment 39-17773 (79 FR 11699, March 3, 2014), and adding the following new AD: 2015-05-05 Agusta S.p.A.: Amendment 39-18115; Docket No. FAA-2014- 0579; Directorate Identifier 2014-SW-020-AD. (a) Applicability This AD applies to the following helicopters, certificated in any category: (1) Agusta S.p.A. (Agusta) Model A109S and AW109SP helicopters, with a main rotor lag damper assembly (lag damper), part number (P/ N) 109-0112-39-103 or 109-0112-39-105, installed on rod end assembly, P/N M004-01H007-041 with a serial number (S/N) 1 through 202; or rod end assembly, P/N M004-01H007-045 with a S/N 1RW through 202RW or 4964 through 5011. (2) Agusta Model A119 and AW119 MKII helicopters, with a lag damper, P/N 109-0112-05-105 or 109-0112-05-107, installed on rod end assembly, P/N 109-0112-11-101 with a S/N 1 through 78; or rod end assembly, P/N 109-0112-11-105 with a S/N 1RW through 78RW; or rod end assembly, P/N M004-01H007-045 with a S/N 1RW through 202RW or 4964 through 5011. (b) Unsafe Condition This AD defines the unsafe condition as a crack in a rod end assembly, which could result in fracture of the rod end assembly, damage to the main rotor, and subsequent loss of control of the helicopter. (c) Affected ADs This AD supersedes AD 2014-04-14, amendment 39-17773 (79 FR 11699, March 3, 2014). (d) Effective Date This AD becomes effective April 23, 2015. (e) Compliance You are responsible for performing each action required by this AD within the specified compliance time unless it has already been accomplished prior to that time. (f) Required Actions (1) Within 25 hours time-in-service or the next time maintenance of the helicopter involves removing the rod end assembly, whichever occurs first, remove the rod end assembly from service. (2) Do not install a rod end assembly, P/N M004-01H007-041 with a S/N 1 through 202; P/N M004-01H007-045 with a S/N 1RW through 202RW or 4964 through 5011; P/N 109-0112-11-101 with a S/N 1 through 78; or P/N 109-0112-11-105 with a S/N 1RW through 78RW, on any helicopter. (g) Alternative Methods of Compliance (AMOCs) (1) The Manager, Safety Management Group, FAA, may approve AMOCs for this AD. Send your proposal to: Robert Grant, Aviation Safety Engineer, Safety Management Group, FAA, 2601 Meacham Blvd., Fort Worth, Texas 76137; telephone (817) 222-5110; email [email protected]. (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 AD through an AMOC. (h) Additional Information (1) AgustaWestland S.p.A. Bollettino Tecnico (BT) No. 109S-49, BT No. 109SP-052, and BT No. 119-50, all Revision A, and all dated December 3, 2013, which are not incorporated by reference, contain additional information about the subject of this AD. For service information identified in this AD, contact AgustaWestland, Product Support Engineering, Via del Gregge, 100, 21015 Lonate Pozzolo (VA) Italy, ATTN: Maurizio D'Angelo; telephone 39-0331-664757; fax 39- 0331-664680; or at http://www.agustawestland.com/technical-bulletins. You may review a copy of the service information at the FAA, Office of the Regional Counsel, Southwest Region, 2601 Meacham Blvd., Room 663, Fort Worth, Texas 76137. (2) The subject of thisAD is addressed in the European Aviation Safety Agency (EASA) AD No. 2013-0290, dated December 9, 2013. You may view the EASA AD on the Internet at http://www.regulations.gov in Docket No. FAA-2014-0579. (i) Subject Joint Aircraft Service Component (JASC) Code: 6200, Main Rotor System.