AD 76-17-01

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AD Number:
76-17-01
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
GENERAL ELECTRIC Models CF6-50A, CF6-50C, CF6-50D, CF6-50E, CF6-50E1, and CF6-50H Engines
Subject:
High Pressure Compressor
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
08/20/1976
Make:
General Electric Company
Model:
CF6-50A | CF6-50C | CF6-50E | CF6-50E1
Product Type:
Engine
Product Subtype:
Affected AD:
Superseded AD:
Affected By:
Superseded By:
Service/Office:
Office of Primary Responsibility:
CFR Part Reference:
Part 39
Comments:
AIRWORTHINESS DIRECTIVES FINAL RULES: 76-17-01
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-2696

AD NUMBER:   76-17-01

SUBJECT HEADING:   GENERAL ELECTRIC Models CF6-50A, CF6-50C, CF6-50D, CF6-50E, CF6-50E1, and CF6-50H Engines

ACTION:  

SUMMARY:  

DATES:   Effective August 20, 1976.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:  
76-17-01 GENERAL ELECTRIC: Amendment 39-2696. Applies to Models CF6-50A, CF6-50C, CF6- 50D, CF6-50E, CF6-50E1, and CF6-50H Turbofan Engines.

Compliance required by June 1, 1977, unless previously accomplished.

To prevent excessive overpressure in the high pressure compressor, accomplish the following in accordance with General Electric Service Bulletin (CF6-50) 72-412, Revision 1, or subsequent FAA Approved Revision thereto:

(a) Remove the fan stator stages 1, 2 and 3 inner shrouds, stage 2 outer shroud and stages 2 and 3 cases with abradable epoxy resin.

(b) Replace with new or reworked parts incorporating aluminum honeycomb material.
The manufacturer's specifications and procedures identified and described in this directive are incorporated herein and made a part hereof pursuant to 5 U.S.C. 552(a)(1). All persons affected by this directive who have not already received these documents from the manufacturer may obtain copies upon request to General Electric Company, Cincinnati, Ohio 45215. These documents may also be examined at the FAA Great Lakes Region, 2300 East Devon Avenue, Des Plaines, Illinois 60018 and at FAA Headquarters, 800 Independence Avenue, S.W., Washington, D.C. A historical file on this AD which includes the incorporated material in full is maintained by the FAA at its headquarters in Washington, D.C., and at the Great Lakes Region.

This amendment becomes effective August 20, 1976.

FOOTER: