AD Amdt-39-12791

final rule
Data completeness: 70%

Airworthiness Directives; CFE Company Model CFE738-1-1B Turbofan Engines

AD Number
Amdt-39-12791
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. 99-NE-39-AD
FR Citation
67 FR 43528

Applicability

TypeManufacturerModelDetails
aircraft CFE Company Model CFE738-1-1B Turbofan Airworthiness Directives; CFE Company Model CFE738-1-1B Turbofan Engines

Unsafe Condition

Stage 2 high pressure turbine (HPT) aft cooling plate failure, which could result in an uncontained engine failure and damage to the airplane.

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

Required Actions

Inspect stage 2 HPT aft cooling plates for nicks, dents, raised metal, and scratches. Repair the cooling plates or replace with serviceable parts if necessary.

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

CFE Company Model CFE738-1-1B turbofan engines, identified by specific engine serial numbers (SNs).

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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