AD 2018-21-12

final rule
Data completeness: 80%

Airworthiness Directives; General Electric Company Turbofan Engines

AD Number
2018-21-12
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. FAA-2018-0633
FR Citation
83 FR 61527

Applicability

TypeManufacturerModelDetails
engine General Electric Company Airworthiness Directives; General Electric Company Turbofan Engines

Unsafe Condition

low-cycle fatigue cracking of the fuel manifold leading to an engine fire

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

At the next engine shop visit, remove the applicable fuel manifolds from service and replace with parts eligible for installation

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Within the next engine shop visit

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

General Electric Company (GE) GEnx-2B67, -2B67B, and -2B67/P turbofan engines with top main fuel manifolds, part numbers (P/Ns) 2419M11G01, 2561M11G01, or 2546M11G01, or lower fuel manifolds, P/Ns 2419M12G01, 2561M12G01, or 2546M12G01, installed

AI-generated summary from the source AD text. Verify against the official source before acting.

Source: Official FAA Source ↗

Retrieved: Apr 4, 2026

Rights: U.S. Government Public Domain

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