Airworthiness directives › 2014-13-03
AD 2014-13-03 Airworthiness Directives; Rolls-Royce plc Turbofan Engines
Applicability*9
This AD applies to all Rolls-Royce plc (RR) RB211 Trent 553-61, 553A2-61, 556-61, 556A2-61, 556B-61, 556B2-61, 560-61, and 560A2-61 turbofan engines.
Compliance
After modification of an engine as required by paragraph (e) of this AD, do not install any EEC with a software Version L5.6.1 or earlier into any engine.
Required actions
The Manager, Engine Certification Office, FAA, may approve AMOCs to this AD. Use the procedures found in 14 CFR 39.19 to make your request.
Unsafe condition
Comply with this AD within the compliance times specified, unless already done. (1) After the effective date of this AD, within 3 months or 200 flight cycles, whichever occurs first, modify the engine by removing EEC software, Version L5.6.1 or earlier. (2) Install EEC software eligible for installation.
Affected ADs
None.
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