Superseded. This AD was superseded by AD 2021-12-01. Verify which one applies to your serial and effectivity before any maintenance action.
AD 2019-25-13
Effective 01/14/2020 · Published 12/30/2019
Airworthiness Directives; Engine Alliance Turbofan Engines
Summary
The FAA is adopting a new airworthiness directive (AD) for all Engine Alliance (EA) GP7270 and GP7277 model turbofan engines with a certain low-pressure compressor (LPC) 1st-stage fan blade installed. This AD requires an ultrasonic inspection of the affected LPC 1st-stage fan blades and replacement of any affected fan blades that fail the inspection. This AD was prompted by a report of an in-flight shutdown (IFSD) o…