AD Amdt-39-15754
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | 777-200LR | Airworthiness Directives; Boeing Model 777-200LR Series Airplanes Powered by General Electric (GE) Model GE90-110B Engines, and Model 777-300ER Series Airplanes Powered by GE Model GE90-115B Engines |
Unsafe Condition
Dual-engine thrust rollback during the takeoff phase of flight, which could result in the airplane failing to lift off before reaching the end of the runway or failing to clear obstacles below the takeoff flight path.
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Required Actions
Revise the Certificate Limitations Section of the Airplane Flight Manual (AFM) to prohibit the use of reduced thrust takeoff ratings and require full-rated thrust for takeoff. This must be done within 24 hours after October 16, 2006.
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Compliance Time
Within 24 hours after October 16, 2006.
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Affected Aircraft
Boeing Model 777-200LR series airplanes powered by GE Model GE90-110B engines and Model 777-300ER series airplanes powered by GE Model GE90-115B engines, equipped with full authority digital engine control (FADEC) software version A.0.4.5.
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Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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