AD 2022-08-06
Effective 04/29/2022 · Published 04/14/2022
Airworthiness Directives; General Electric Company Turbofan Engines
Summary
The FAA is adopting a new airworthiness directive (AD) for certain General Electric Company (GE) CF34-8C and CF34-8E model turbofan engines. This AD was prompted by an "Engine Degraded" message received in-flight from the Engine Indicating and Crew Alerting System (EICAS), and a subsequent investigation by the manufacturer that revealed corrosion of the variable geometry (VG) system actuator, which can cause the ful…