AD 2002-05-02

final rule

Airworthiness Directives; General Electric Company CF34-3A1 and -3B1 Series Turbofan Engines; Correction

AD Number
2002-05-02
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. 99-NE-49-AD
FR Citation
67 FR 43229
Technical illustration of an aircraft turbine engine assembly
Problem area Engine

Applicability

TypeManufacturerModelDetails
engine General Electric Aircraft Engines CF34-3A1 Airworthiness Directives; General Electric Company CF34-3A1 and - 3B1 Series Turbofan Engines
engine General Electric Aircraft Engines CF34-3B1 Airworthiness Directives; General Electric Company CF34-3A1 and - 3B1 Series Turbofan Engines

Unsafe Condition

Cracks in the high-pressure turbine (HPT) blade platforms can occur due to high-cycle fatigue.

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

Required Actions

Conduct inspections for cracks in the HPT blade platforms using the specified methods and replace affected blades if cracks are found.

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

General Electric Company CF34-3A1 and -3B1 series turbofan engines

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

Federal Register Abstract

This document makes a correction to Airworthiness Directive (AD) 2002-05-02, applicable to General Electric Company (GE) CF34-3A1 and -3B1 series turbofan engines. AD 2002-05-02 was published in the Federal Register on March 8, 2002 (67 FR 10606). Information in the Mandatory Inspections Requirements Table is incorrect in two places. In all other respects, the original document remains the same.

Document Text

Show stored source text (verify against official source)
[Federal Register Volume 67, Number 124 (Thursday, June 27, 2002)]
[Rules and Regulations]
[Pages 43229-43230]
From the Federal Register Online via the Government Publishing Office [<a href="http://www.gpo.gov">www.gpo.gov</a>]
[FR Doc No: 02-16175]


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DEPARTMENT OF TRANSPORTATION

Federal Aviation Administration

14 CFR Part 39

[Docket No. 99-NE-49-AD; Amendment 39-12670; AD 2002-05-02]
RIN 2120-AA64


Airworthiness Directives; General Electric Company CF34-3A1 and -
3B1 Series Turbofan Engines; Correction

AGENCY: Federal Aviation Administration, DOT.

ACTION: Final rule; correction.

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SUMMARY: This document makes a correction to Airworthiness Directive 
(AD) 2002-05-02, applicable to General Electric Company (GE) CF34-3A1 
and -3B1 series turbofan engines. AD 2002-05-02 was published in the 
Federal

[[Page 43230]]

Register on March 8, 2002 (67 FR 10606). Information in the Mandatory 
Inspections Requirements Table is incorrect in two places. In all other 
respects, the original document remains the same.

EFFECTIVE DATE: April 12, 2002.

FOR FURTHER INFORMATION CONTACT: Barbara Caufield, Aerospace Engineer, 
Engine Certification Office, FAA, Engine and Propeller Directorate, 12 
New England Executive Park, Burlington, MA 01803-5299; telephone (781) 
238-7146; fax (781) 238-7199.

SUPPLEMENTARY INFORMATION: A final rule airworthiness directive FR DOC. 
02-5527, applicable to General Electric Company (GE) CF34-3A1 and -3B1 
series turbofan engines, was published in the Federal Register on March 
8, 2002 (67 FR 10606). The following correction is needed:


Sec. 39.13  [Corrected]

    On page 10608, in AD 2002-05-02, in Table 804 Mandatory Inspection 
Requirements, in the Part nomenclature column, fourth line, ``HPT Rotor 
Outer Torque Coupling (all)'' is corrected to read ``HPT Rotor Outer 
Torque Coupling'' and in the eleventh line, ``Stage 3-8 Compressor 
Rotor Spool (all)'', in the Mandatory inspection column for that line, 
``All Areas (FPI)'' is corrected to read ``All Non-coated Areas 
(FPI)''.

    Issued in Burlington, MA, on June 17, 2002.
Jay J. Pardee,
Manager, Engine and Propeller Directorate, Aircraft Certification 
Service.
[FR Doc. 02-16175 Filed 6-26-02; 8:45 am]
BILLING CODE 4910-13-P

Source: Official FAA Source ↗

Retrieved: Apr 6, 2026

Rights: U.S. Government Public Domain

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