AD 2016-08-12

final rule
Data completeness: 70%

Airworthiness Directives; The Boeing Company Airplanes

AD Number
2016-08-12
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. FAA-2016-5592
FR Citation
81 FR 23581

Applicability

TypeManufacturerModelDetails
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.

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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