AD 2007-12-07
Effective 07/11/2007 · Published 06/06/2007
Airworthiness Directives; General Electric Company (GE) CF6-80C2B Series Turbofan Engines
Summary
The FAA is adopting a new airworthiness directive (AD) for GE CF6-80C2B series turbofan engines with electronic control units (ECUs), installed on Boeing 747 and 767 series airplanes. This AD requires installing software version 8.2.Q1 to the engine ECU, which increases the engine's margin to flameout. This AD results from reports of engine flameout events during flight, including reports of events where all engines…