AD 2016-08-12
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | Company | Airworthiness Directives; The Boeing Company Airplanes |
Unsafe Condition
Susceptibility to heavy fan blade rubs, which could result in engine damage and a possible in-flight non-restartable power loss of one or both engines.
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Required Actions
Revise the airplane flight manual (AFM) to provide a revised fan ice removal procedure and a new associated mandatory flight crew briefing. Remove certain dispatch relief. For airplanes with two GEnx-1B PIP2 engines, rework or replace at least one engine.
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Compliance Time
Within 7 days for AFM revision and dispatch relief removal; about 150 calendar days after issuance for rework or replacement of at least one engine.
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Affected Aircraft
The Boeing Company Model 787-8 and 787-9 airplanes powered by General Electric (GE) GEnx-1B engines, specifically those with GEnx-1B PIP2 engines having specified model and part numbers.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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