AD 2017-08-05
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| engine | General Electric | Company | Airworthiness Directives; General Electric Company Turbofan Engines |
Unsafe Condition
Failure of the high-pressure compressor (HPC) stage 8-10 spool, leading to uncontained rotor release, damage to the engine, and damage to the airplane.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Initial and repetitive on-wing ultrasonic inspections (USIs) of the HPC stage 8-10 spool for certain engines prior to shop visit. Eddy current inspection (ECI) of all affected engines at each shop visit.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 500 cycles from the effective date of AD 2016-13-05.
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Affected Aircraft
General Electric Company GE90-76B, GE90-77B, GE90-85B, GE90-90B, and GE90-94B turbofan engines.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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