AD Amdt-39-16892

final rule

Airworthiness Directives; Turbomeca Turboshaft Engines

AD Number
Amdt-39-16892
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2010-0710
FR Citation
77 FR 1009

Applicability

TypeManufacturerModelDetails
engine Turbomeca Turboshaft Airworthiness Directives; Turbomeca Turboshaft Engines

Unsafe Condition

Failure of the gas generator second stage turbine disc could result in engine failure and subsequent damage to the aircraft.

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

Required Actions

Remove from service gas generator second stage turbine discs, part number 0 292 25 040 0, that are not marked with 'CFR' before exceeding 4,000 cycles-in-service since new. Remove from service discs marked with 'CFR' before exceeding 6,500 cycles-in-service since new.

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

Turbomeca Arriel 1 series turboshaft engines with gas generator second stage turbine discs, part number 0 292 25 040 0.

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

Federal Register Abstract

The FAA is correcting an airworthiness directive (AD) that was published in the Federal Register. That AD applies to Turbomeca Arriel 1 series turboshaft engines. The AD number is incorrect in the preamble and in the Regulatory text. This document corrects those errors. In all other respects, the original document remains the same.

Document Text

Show stored source text (verify against official source)
[Federal Register Volume 77, Number 5 (Monday, January 9, 2012)]
[Rules and Regulations]
[Page 1009]
From the Federal Register Online via the Government Publishing Office [<a href="http://www.gpo.gov">www.gpo.gov</a>]
[FR Doc No: 2012-79]



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Rules and Regulations
                                                Federal Register
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under 50 titles pursuant to 44 U.S.C. 1510.

The Code of Federal Regulations is sold by the Superintendent of Documents. 
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Federal Register / Vol. 77, No. 5 / Monday, January 9, 2012 / Rules 
and Regulations

[[Page 1009]]



DEPARTMENT OF TRANSPORTATION

Federal Aviation Administration

14 CFR Part 39

[Docket No. FAA-2010-0710; Directorate Identifier 2010-NE-26-AD; 
Amendment 39-16892; AD 2010-19-06R1]
RIN 2120-AA64


Airworthiness Directives; Turbomeca Turboshaft Engines

AGENCY: Federal Aviation Administration (FAA), DOT.

ACTION: Final rule; correction.

-----------------------------------------------------------------------

SUMMARY: The FAA is correcting an airworthiness directive (AD) that was 
published in the Federal Register. That AD applies to Turbomeca Arriel 
1 series turboshaft engines. The AD number is incorrect in the preamble 
and in the Regulatory text. This document corrects those errors. In all 
other respects, the original document remains the same.

DATES: This final rule revision is effective January 17, 2012.

ADDRESSES: You may examine the AD docket on the Internet at <a href="http://www.regulations.gov">http://www.regulations.gov</a>; or in person at the Docket Management Facility 
between 9 a.m. and 5 p.m., Monday through Friday, except Federal 
holidays. The AD docket contains this AD, the regulatory evaluation, 
any comments received, and other information. The address for the 
Docket Office (phone: (800) 647-5527) is Document Management Facility, 
U.S. Department of Transportation, Docket Operations, M-30, West 
Building Ground Floor, Room W12-140, 1200 New Jersey Avenue SE., 
Washington, DC 20590.

FOR FURTHER INFORMATION CONTACT: Frederick Zink, Aerospace Engineer, 
Engine Certification Office, FAA, 12 New England Executive Park, 
Burlington, MA; phone: (781) 238-7779; fax: (781) 238-7199; email: 
<a href="/cdn-cgi/l/email-protection#5e382c3b3a3b2c373d3570243730351e383f3f70393128"><span class="__cf_email__" data-cfemail="c9afbbacadacbba0aaa2e7b3a0a7a289afa8a8e7aea6bf">[email&#160;protected]</span></a>.

SUPPLEMENTARY INFORMATION: Airworthiness Directive 2011-26-02, 
Amendment 39-16892 (76 FR 77378, December 13, 2011), currently requires 
removing from service certain gas generator second stage turbine discs, 
part number (P/N) 0 292 25 040 0, that are not marked with ``CFR'' 
before the discs exceed 4,000 cycles-in-service (CIS) since new. That 
AD also requires removing from service certain gas generator second 
stage turbine discs, P/N 0 292 25 040 0, that are marked with ``CFR'' 
before the discs exceed 6,500 CIS since new.
    As published, the AD number 2011-26-02 in the preamble of the AD 
and under Sec.  39.13 [Amended], is incorrect.
    No other part of the preamble or regulatory information has been 
changed; therefore, only the changed portion of the final rule is being 
published in the Federal Register.
    The effective date of this AD revision remains January 17, 2012.

Correction of Non-Regulatory Text

    In the Federal Register of December 13, 2011, AD 2011-26-02; 
Amendment 39-16892 is corrected as follows:
    On page 77378, in the second column, on line 3 under 14 CFR Part 
39, change AD 2011-26-02 to AD 2010-19-06R1.

Correction of Regulatory Text


Sec.  39.13  [Corrected]

0
In the Federal Register of December 13, 2011, on page 77379, in the 
second column, lines 6 and 7 under Sec.  39.13 [Amended] of AD 2011-26-
02, are corrected to read as follows:
* * * * *
AD 2010-19-06R1 Turbomeca: Amendment 39-16892; Docket No. FAA-2010-
0710;

* * * * *

    Issued in Burlington, Massachusetts, on December 29, 2011.
Peter A. White,
Manager, Engine & Propeller Directorate, Aircraft Certification 
Service.
[FR Doc. 2012-79 Filed 1-6-12; 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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