AD 2017-08-06
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| engine | General Electric | Company | Airworthiness Directives; General Electric Company Turbofan Engines |
Unsafe Condition
Separation of a tube internal to the main fuel oil heat exchanger, which results in fuel leakage into the oil system, causing fuel to flood the oil sump and overwhelm the scavenge and venting system.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace affected fuel/oil lube/servo coolers (main fuel oil heat exchangers) with a part eligible for installation.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before further flight
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
General Electric Company GE90 turbofan engines, as specified in the AD's applicability section.
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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