Superseded. This AD was superseded by AD 2026-02-08. Verify which one applies to your serial and effectivity before any maintenance action.
AD 2018-19-16
Effective 10/25/2018 · Published 10/10/2018
Airworthiness Directives; CFM International S.A. Turbofan Engines
Summary
We are adopting a new airworthiness directive (AD) for all CFM International S.A. (CFM) LEAP-1A23, -1A24, -1A24E1, -1A26, -1A26E1, - 1A26CJ, -1A29, -1A29CJ, -1A30, -1A32, -1A33, -1A33B2, and -1A35A turbofan engines with certain full authority digital engine control (FADEC) and prognostic health monitoring (PHM) software installed. This AD requires removing certain FADEC and PHM software and installing versions eligi…