AD 2009-08-06
Effective 05/18/2009 · Published 04/13/2009
Airworthiness Directives; General Electric Company (GE) CF6-80A Series Turbofan Engines
Summary
The FAA is adopting a new airworthiness directive (AD) for GE CF6-80A series turbofan engines with certain stage 1 high-pressure turbine (HPT) rotor disks, installed. This AD requires removal from service of those stage 1 HPT rotor disks within 30 days after the effective date of the AD. This AD results from the FAA learning that those disks are susceptible to cracks developing at the aft chamfer of the blade doveta…