Superseded. This AD was superseded by AD 2015-10-04. Verify which one applies to your serial and effectivity before any maintenance action.
AD 2012-09-09
Effective 06/27/2012 · Published 05/23/2012
Airworthiness Directives; International Aero Engines AG Turbofan Engines
Summary
We are superseding an existing airworthiness directive (AD) for all International Aero Engines AG (IAE) V2500-A1, V2525-D5 and V2528-D5 turbofan engines, and certain serial numbers (S/Ns) of IAE V2522-A5, V2524-A5, V2527-A5, V2527E-A5, V2527M-A5, V2530-A5, and V2533-A5 turbofan engines. That AD currently requires initial and repetitive ultrasonic inspections (USIs) of certain high-pressure compressor (HPC) stage 3 t…