Airworthiness Directives; Rolls-Royce plc. Tay Model 650-15 and 651-54 Turbofan Engines

This amendment adopts a new airworthiness directive (AD), that is applicable to Rolls-Royce plc. (RR) Tay model 650-15 and 651-54 turbofan engines. This amendment requires revisions to the Airworthiness Limitations Section (ALS) of the Instructions for Continued Airworthiness (ICA) in the Time Limits Section of the Engine Manual for Rolls-Royce plc. Tay model 650-15 and 651-54 series turbofan engines to include required enhanced inspection of selected critical life-limited parts at each piece-part exposure. The actions specified by this AD are intended to prevent critical life-limited rotating engine part failure, which could result in an uncontained engine failure and damage to the airplane.