Airworthiness directives › 2013-02-03
AD 2013-02-03 Airworthiness Directives; Rolls-Royce plc Turbofan Engines
Applicability*9
This AD applies to Rolls-Royce plc RB211-Trent 970-84, 970B-84, 972-84, 972B-84, 977-84, 977B-84, and 980-84 turbofan engines with a fuel oil heat exchanger (FOHE), part number 47111-1241, installed.
Compliance
The Manager, Engine Certification Office, may approve AMOCs for this AD. Use the procedures found in 14 CFR 39.19 to make your request.
Required actions
(1) For more information about this AD, contact Robert Green, Aerospace Engineer, Engine Certification Office, FAA, Engine & Propeller Directorate, 12 New England Executive Park, Burlington, MA 01803; phone: 781-238 7754; fax: 781-238-7199; email: robert.green@faa.gov. (2) Refer to European Aviation Safety Agency Airworthiness Directive 2012-0260, dated December 11, 2012, and Rolls-Royce plc Alert Non-Modification Service Bulletin RB.211-79-AH031, dated October 25, 2012, for related information. (3) For service information identified in this AD, contact Rolls-Royce plc, Corporate Communications, P.O. Box 31, Derby, DE248BJ, United Kingdom; phone: 44 (0) 1332 242424; fax: 44 (0) 1332 249936; or email: http://www.rolls-royce.com/contact/civil_team.jsp. (4) You may view this service information at the FAA, Engine & Propeller Directorate, 12 New England Executive Park, Burlington, MA. For information on the availability of this material at the FAA, call 781-238-7125.
Unsafe condition
Unless already done, do the following actions. (1) For engines installed on the effective date of this AD, replace the FOHE within 500 engine hours (EHs) from the effective date of this AD, or before exceeding 5,000 EHs time since new (TSN) or time since overhaul (TSO), whichever occurs later. (2) For engines in the shop on the effective date of this AD, do not approve the engine for return to service if the FOHE has 5,000 or more EHs TSN or TSO. (3) After the effective date of this AD, do not install a FOHE on any engine, or any engine on any airplane, unless the FOHE has fewer than 5,000 EHs TSN or TSO.
Affected ADs
None.
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