AD 2015-27-01
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| engine | General Electric | Company | Airworthiness Directives; General Electric Company Turbofan Engines |
Unsafe Condition
An uncontained failure of the high-pressure compressor (HPC) stage 8-10 spool, leading to an airplane fire, was caused by a crack in the stage 8 aft web upper face of the HPC 8-10 spool.
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Required Actions
Perform an eddy current inspection (ECI) or ultrasonic inspection (USI) of the stage 8 aft web upper face of the HPC stage 8-10 spool. Remove from service any HPC stage 8-10 spool that fails the inspection and replace it with a spool eligible for installation.
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Compliance Time
Within 150 or 300 cycles-in-service (CIS), depending on the serial number of the HPC stage 8-10 spool, after the effective date of this AD.
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Affected Aircraft
General Electric Company (GE) GE90-76B, -77B, -85B, -90B, and -94B turbofan engines with high-pressure compressor (HPC) stage 8-10 spool, part number 1694M80G04, installed.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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