AD 2012-04-05

final rule
Data completeness: 70%

Airworthiness Directives; General Electric Company (GE) Turbofan Engines

AD Number
2012-04-05
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. FAA-2006-25738
FR Citation
77 FR 10950

Applicability

TypeManufacturerModelDetails
aircraft General Electric Company (GE) Turbofan Airworthiness Directives; General Electric Company (GE) Turbofan Engines

Unsafe Condition

Two reports of engine flameout events during flight in inclement weather conditions; eight reports of engine in-flight shutdown (IFSD) events caused by dual-channel central processing unit (CPU) faults in the electronic control unit (ECU); and four reports of engine flameout ground events.

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

Required Actions

Remove from service ECUs with part numbers listed in Table 1 within 6 months or 450 engine flight cycles after the effective date, whichever occurs first.

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

Compliance Time

Within 6 months or 450 engine flight cycles after the effective date, whichever occurs first.

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

Affected Aircraft

GE CF6-80C2B1F, CF6-80C2B1F1, CF6-80C2B1F2, CF6-80C2B2F, CF6-80C2B3F, CF6-80C2B4F, CF6-80C2B5F, CF6-80C2B6F, CF6-80C2B6FA, CF6-80C2B7F, and CF6-80C2B8F turbofan engines, including engines marked on the engine data plate as CF6-80C2B7F1.

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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