2019-11-07: Turbine Engine Compressor Section

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 adding the following new airworthiness directive (AD): 2019-11-07 Rolls-Royce plc: Amendment 39-19653; Docket No. FAA-2019- 0338; Product Identifier 2019-NE-10-AD. (a) Effective Date This AD is effective June 28, 2019. (b) Affected ADs None. (c) Applicability This AD applies to all Rolls-Royce plc (RR) RB211-524G2-19, RB211-524G2-T-19, RB211-524G3-19, RB211-524G3-T-19, RB211-524H2-19, RB211-524H2-T-19, RB211-524H-36 and RB211-524H-T-36 engines. (d) Subject Joint Aircraft System Component (JASC) Code 7230, Turbine Engine Compressor Section. (e) Unsafe ConditionThis AD was prompted by unauthorized repairs to the affected low-pressure compressor (LPC) shafts that reduced their expected life. The FAA is issuing this AD to prevent failure of the LPC shaft. The unsafe condition, if not addressed, could result in uncontained release of the LPC shaft, damage to the engine, and damage to the airplane. (f) Compliance Comply with this AD within the compliance times specified, unless already done. (g) Required Actions Within 30 days from the effective date of this AD or before exceeding 10,500 flight cycles (FCs) since new, whichever occurs later, remove LPC shaft, part number (P/N) UL24833, with serial numbers (S/Ns) PATH3113; PATH3121; PAVN1765, PAVN1853, PAVN2152, PAVN2157, PAVN2259, PAVN2636, PAVN2991, or PAVN2992. (h) Installation Prohibition After the effective date of this AD, do not install an LPC shaft, P/N UL24833 and with S/Ns PATH3113; PATH3121; PAVN1765, PAVN1853, PAVN2152, PAVN2157, PAVN2259, PAVN2636, PAVN2991, or PAVN2992, with 10,500 FCs since new, or greater, on any engine. (i) Alternative Methods of Compliance (AMOCs) (1) The Manager, ECO Branch, FAA, has the authority to approve AMOCs for this AD, if requested using the procedures found in 14 CFR 39.19. In accordance with 14 CFR 39.19, send your request to your principal inspector or local Flight Standards District Office, as appropriate. If sending information directly to the manager of the certification office, send it to the attention of the person identified in paragraph (j)(1) of this AD. You may email your request to: ANE-AD-AMOC@faa.gov. (2) Before using any approved AMOC, notify your appropriate principal inspector, or lacking a principal inspector, the manager of the local flight standards district office/certificate holding district office. (j) Related Information (1) For more information about this AD, contact Eugene Triozzi, Aerospace Engineer, ECO Branch, FAA, 1200 District Avenue, Burlington, MA 01803; phone: 781-238-7148; fax: 781-238-7199; email: Eugene.triozzi@faa.gov. (2) Refer to European Union Aviation Safety Agency (EASA) AD 2018-0157, dated July 24, 2018, for more information. You may examine the EASA AD in the AD docket on the internet at http://www.regulations.gov by searching for and locating it in Docket No. FAA-2019-0338. (k) Material Incorporated by Reference None.