Rule2024-23538

Airworthiness Directives; Airbus SAS Airplanes

Primary source

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Published
October 21, 2024
Effective
November 25, 2024

Issuing agencies

Transportation DepartmentFederal Aviation Administration

Abstract

The FAA is adopting a new airworthiness directive (AD) for certain Airbus SAS Model A330-800 and A330-900 series airplanes. This AD was prompted by a report of a protective cap found still in place on the drain hole of a fire extinguishing pipe, and by further investigations indicating these caps may have remained on other airplanes. This AD requires a one-time general visual inspection (GVI) of the engine fire extinguishing pipe drain hole and, depending on findings, removal of the protective cap, as specified in a European Union Aviation Safety Agency (EASA) AD, which is incorporated by reference. The FAA is issuing this AD to address the unsafe condition on these products.

Full Text

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<title>Federal Register, Volume 89 Issue 203 (Monday, October 21, 2024)</title>
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[Federal Register Volume 89, Number 203 (Monday, October 21, 2024)]
[Rules and Regulations]
[Pages 84077-84079]
From the Federal Register Online via the Government Publishing Office [<a href="http://www.gpo.gov">www.gpo.gov</a>]
[FR Doc No: 2024-23538]


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DEPARTMENT OF TRANSPORTATION

Federal Aviation Administration

14 CFR Part 39

[Docket No. FAA-2024-0233; Project Identifier MCAI-2023-01003-T; 
Amendment 39-22746; AD 2024-10-01]
RIN 2120-AA64


Airworthiness Directives; Airbus SAS Airplanes

AGENCY: Federal Aviation Administration (FAA), DOT.

ACTION: Final rule.

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SUMMARY: The FAA is adopting a new airworthiness directive (AD) for 
certain Airbus SAS Model A330-800 and A330-900 series airplanes. This 
AD was prompted by a report of a protective cap found still in place on 
the drain hole of a fire extinguishing pipe, and by further 
investigations indicating these caps may have remained on other 
airplanes. This AD requires a one-time general visual inspection (GVI) 
of the engine fire extinguishing pipe drain hole and, depending on 
findings, removal of the protective cap, as specified in a European 
Union Aviation Safety Agency (EASA) AD, which is incorporated by 
reference. The FAA is issuing this AD to address the unsafe condition 
on these products.

DATES: This AD is effective November 25, 2024.
    The Director of the Federal Register approved the incorporation by 
reference of a certain publication listed in this AD as of November 25, 
2024.

ADDRESSES: 
    AD Docket: You may examine the AD docket at <a href="http://regulations.gov">regulations.gov</a> under 
Docket No. FAA-2024-0233; or in person at Docket Operations between 9 
a.m. and 5 p.m., Monday through Friday, except Federal holidays. The AD 
docket contains this final rule, the mandatory continuing airworthiness 
information (MCAI), any comments received, and other information. The 
address for Docket Operations is U.S. Department of Transportation, 
Docket Operations, M-30, West Building Ground Floor, Room W12-140, 1200 
New Jersey Avenue SE, Washington, DC 20590.
    Material Incorporated by Reference:
    <bullet> For EASA material identified in this AD, contact EASA, 
Konrad-Adenauer-Ufer 3, 50668 Cologne, Germany; telephone +49 221 8999 
000; email <a href="/cdn-cgi/l/email-protection#ca8b8eb98aafabb9abe4afbfb8a5baabe4afbf"><span class="__cf_email__" data-cfemail="b4f5f0c7f4d1d5c7d59ad1c1c6dbc4d59ad1c1">[email&#160;protected]</span></a>; website easa.europa.eu. You may find 
this material on the EASA website at ad.easa.europa.eu.
    <bullet> You may view this material at the FAA, Airworthiness 
Products Section, Operational Safety Branch, 2200 South 216th St., Des 
Moines, WA. For information on the availability of this material at the 
FAA, call 206-231-3195. It is also available in the AD docket at 
<a href="http://regulations.gov">regulations.gov</a> under Docket No. FAA-2024-0233.

FOR FURTHER INFORMATION CONTACT: Vladimir Ulyanov, Aviation Safety 
Engineer, FAA, 1600 Stewart Avenue, Suite 410, Westbury, NY 11590; 
telephone 206-231-3229; email <a href="/cdn-cgi/l/email-protection#baecd6dbded3d7d3c894efd6c3dbd4d5ccfadcdbdb94ddd5cc"><span class="__cf_email__" data-cfemail="77211b16131e1a1e0559221b0e161918013711161659101801">[email&#160;protected]</span></a>.

SUPPLEMENTARY INFORMATION:

Background

    The FAA issued a notice of proposed rulemaking (NPRM) to amend 14 
CFR

[[Page 84078]]

part 39 by adding an AD that would apply to certain Airbus SAS Model 
A330-800 and A330-900 series airplanes. The NPRM published in the 
Federal Register on February 21, 2024 (89 FR 12993). The NPRM was 
prompted by AD 2023-0169, dated September 4, 2023, issued by EASA, 
which is the Technical Agent for the Member States of the European 
Union (EASA AD 2023-0169) (also referred to as the MCAI). The MCAI 
states that a protective cap was found still in place on the drain hole 
of a fire extinguishing pipe. Further investigations indicated that 
this failure to remove those caps may have occurred on other airplanes. 
This condition, if not detected and corrected, could lead to 
accumulation of water and ice in the pipe and, in case of an engine 
fire, prevent extinguishing that engine fire, possibly resulting in 
reduced control of the airplane.
    In the NPRM, the FAA proposed to require a one-time GVI of the 
engine fire extinguishing pipe drain hole and, depending on findings, 
removal of the protective cap, as specified in EASA AD 2023-0169. The 
FAA is issuing this AD to address the unsafe condition on these 
products.
    You may examine the MCAI in the AD docket at <a href="http://regulations.gov">regulations.gov</a> under 
Docket No. FAA-2024-0233.

Discussion of Final Airworthiness Directive

Comments

    The FAA received a comment from Air Line Pilots Association, 
International (ALPA) who supported the NPRM without change.

Conclusion

    This product has been approved by the aviation authority of another 
country and is approved for operation in the United States. Pursuant to 
the FAA's bilateral agreement with this State of Design Authority, it 
has notified the FAA of the unsafe condition described in the MCAI 
referenced above. The FAA reviewed the relevant data, considered the 
comment received, and determined that air safety requires adopting this 
AD as proposed. Accordingly, the FAA is issuing this AD to address the 
unsafe condition on this product. Except for minor editorial changes, 
this AD is adopted as proposed in the NPRM. None of the changes will 
increase the economic burden on any operator.

Material Incorporated by Reference Under 1 CFR Part 51

    EASA AD 2023-0169 specifies procedures for a GVI of each engine 
fire extinguishing pipe drain hole and, if found, removal of the 
protective cap. This material is reasonably available because the 
interested parties have access to it through their normal course of 
business or by the means identified in the ADDRESSES section.

Costs of Compliance

    The FAA estimates that this AD affects 8 airplanes of U.S. 
registry. The FAA estimates the following costs to comply with this AD:

                                      Estimated Costs for Required Actions
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                                                                                    Cost per       Cost on U.S.
                          Labor cost                              Parts cost        product         operators
----------------------------------------------------------------------------------------------------------------
4 work-hours x $85 per hour = $340...........................              $0             $340           $2,720
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Authority for This Rulemaking

    Title 49 of the United States Code specifies the FAA's authority to 
issue rules on aviation safety. Subtitle I, section 106, describes the 
authority of the FAA Administrator. Subtitle VII: Aviation Programs, 
describes in more detail the scope of the Agency's authority.
    The FAA is issuing this rulemaking under the authority described in 
Subtitle VII, Part A, Subpart III, Section 44701: General requirements. 
Under that section, Congress charges the FAA with promoting safe flight 
of civil aircraft in air commerce by prescribing regulations for 
practices, methods, and procedures the Administrator finds necessary 
for safety in air commerce. This regulation is within the scope of that 
authority because it addresses an unsafe condition that is likely to 
exist or develop on products identified in this rulemaking action.

Regulatory Findings

    This AD will not have federalism implications under Executive Order 
13132. This AD will not have a substantial direct effect on the States, 
on the relationship between the national government and the States, or 
on the distribution of power and responsibilities among the various 
levels of government.
    For the reasons discussed above, I certify that this AD:
    (1) Is not a ``significant regulatory action'' under Executive 
Order 12866,
    (2) Will not affect intrastate aviation in Alaska, and
    (3) Will not have a significant economic impact, positive or 
negative, on a substantial number of small entities under the criteria 
of the Regulatory Flexibility Act.

List of Subjects in 14 CFR Part 39

    Air transportation, Aircraft, Aviation safety, Incorporation by 
reference, Safety.

The Amendment

    Accordingly, under the authority delegated to me by the 
Administrator, the FAA amends 14 CFR part 39 as follows:

PART 39--AIRWORTHINESS DIRECTIVES

0
1. The authority citation for part 39 continues to read as follows:

    Authority:  49 U.S.C. 106(g), 40113, 44701.


Sec.  39.13  [Amended]

0
2. The FAA amends Sec.  39.13 by adding the following new airworthiness 
directive:

2024-10-01 Airbus SAS: Amendment 39-22746; Docket No. FAA-2024-0233; 
Project Identifier MCAI-2023-01003-T.

(a) Effective Date

    This airworthiness directive (AD) is effective November 25, 
2024.

(b) Affected ADs

    None.

(c) Applicability

    This AD applies to Airbus SAS Model A330-841 and A330-941 
airplanes, certificated in any category, as identified in European 
Union Aviation Safety Agency (EASA) AD 2023-0169, dated September 4, 
2023 (EASA AD 2023-0169).

(d) Subject

    Air Transport Association (ATA) of America Code 26, Fire 
Protection.

(e) Unsafe Condition

    This AD was prompted by a report of a protective cap found still 
in place on the drain hole of a fire extinguishing pipe, and by 
further investigations indicating these caps may have remained on 
other airplanes. The FAA is issuing this AD to address protective 
caps possibly remaining in place on fire extinguishing pipes 
installed on the

[[Page 84079]]

affected airplanes. The unsafe condition, if not addressed, could 
result in accumulation of water and ice in the pipe and, in case of 
an engine fire, prevent extinguishing that engine fire, possibly 
resulting in reduced control of the airplane.

(f) Compliance

    Comply with this AD within the compliance times specified, 
unless already done.

(g) Requirements

    Except as specified in paragraphs (h) and (i) of this AD: Comply 
with all required actions and compliance times specified in, and in 
accordance with, EASA AD 2023-0169.

(h) Exceptions to EASA AD 2023-0169

    (1) Where EASA AD 2023-0169 refers to its effective date, this 
AD requires using the effective date of this AD.
    (2) This AD does not adopt the ``Remarks'' section of EASA AD 
2023-0169.

(i) No Reporting Requirement

    Although the material referenced in EASA AD 2023-0169 specifies 
to submit certain information to the manufacturer, this AD does not 
include that requirement.

(j) Additional AD Provisions

    The following provisions also apply to this AD:
    (1) Alternative Methods of Compliance (AMOCs): The Manager, 
International Validation Branch, FAA, has the authority to approve 
AMOCs for this AD, if requested using the procedures found in 14 CFR 
39.19. In accordance with 14 CFR 39.19, send your request to your 
principal inspector or responsible Flight Standards Office, as 
appropriate. If sending information directly to the manager of the 
International Validation Branch, mail it to the address identified 
in paragraph (k) of this AD. Information may be emailed to: <a href="/cdn-cgi/l/email-protection#40796d0116136d0109126d7773706d010d0f03002621216e272f36"><span class="__cf_email__" data-cfemail="a1988ce0f7f28ce0e8f38c9692918ce0eceee2e1c7c0c08fc6ced7">[email&#160;protected]</span></a>. Before using any approved AMOC, notify your 
appropriate principal inspector, or lacking a principal inspector, 
the manager of the responsible Flight Standards Office.
    (2) Contacting the Manufacturer: For any requirement in this AD 
to obtain instructions from a manufacturer, the instructions must be 
accomplished using a method approved by the Manager, International 
Validation Branch, FAA; or EASA; or Airbus SAS's EASA Design 
Organization Approval (DOA). If approved by the DOA, the approval 
must include the DOA-authorized signature.
    (3) Required for Compliance (RC): Except as required by 
paragraph (j)(2) of this AD, if any material contains procedures or 
tests that are identified as RC, those procedures and tests must be 
done to comply with this AD; any procedures or tests that are not 
identified as RC are recommended. Those procedures and tests that 
are not identified as RC may be deviated from using accepted methods 
in accordance with the operator's maintenance or inspection program 
without obtaining approval of an AMOC, provided the procedures and 
tests identified as RC can be done and the airplane can be put back 
in an airworthy condition. Any substitutions or changes to 
procedures or tests identified as RC require approval of an AMOC.

(k) Additional Information

    For more information about this AD, contact Vladimir Ulyanov, 
Aviation Safety Engineer, FAA, 1600 Stewart Avenue, Suite 410, 
Westbury, NY 11590; phone 206-231-3229; email 
<a href="/cdn-cgi/l/email-protection#d385bfb2b7babebaa1fd86bfaab2bdbca593b5b2b2fdb4bca5"><span class="__cf_email__" data-cfemail="e8be84898c8185819ac6bd84918986879ea88e8989c68f879e">[email&#160;protected]</span></a>.

(l) Material Incorporated by Reference

    (1) The Director of the Federal Register approved the 
incorporation by reference of the material listed in this paragraph 
under 5 U.S.C. 552(a) and 1 CFR part 51.
    (2) You must use this material as applicable to do the actions 
required by this AD, unless this AD specifies otherwise.
    (i) European Union Aviation Safety Agency (EASA) AD 2023-0169, 
dated September 4, 2023.
    (ii) [Reserved]
    (3) For EASA AD 2023-0169, contact EASA, Konrad-Adenauer-Ufer 3, 
50668 Cologne, Germany; telephone +49 221 8999 000; email 
<a href="/cdn-cgi/l/email-protection#92d3d6e1d2f7f3e1f3bcf7e7e0fde2f3bcf7e7"><span class="__cf_email__" data-cfemail="c18085b281a4a0b2a0efa4b4b3aeb1a0efa4b4">[email&#160;protected]</span></a>; website easa.europa.eu. You may find this EASA 
AD on the EASA website at ad.easa.europa.eu.
    (4) You may view this material at the FAA, Airworthiness 
Products Section, Operational Safety Branch, 2200 South 216th St., 
Des Moines, WA. For information on the availability of this material 
at the FAA, call 206-231-3195.
    (5) You may view this material at the National Archives and 
Records Administration (NARA). For information on the availability 
of this material at NARA, visit <a href="http://www.archives.gov/federal-register/cfr/ibr-locations">www.archives.gov/federal-register/cfr/ibr-locations</a>, or email <a href="/cdn-cgi/l/email-protection#80e6f2aee9eef3f0e5e3f4e9efeec0eee1f2e1aee7eff6"><span class="__cf_email__" data-cfemail="167064387f7865667375627f7978567877647738717960">[email&#160;protected]</span></a>.

    Issued on October 3, 2024.
Peter A. White,
Deputy Director, Integrated Certificate Management Division, Aircraft 
Certification Service.
[FR Doc. 2024-23538 Filed 10-18-24; 8:45 am]
BILLING CODE 4910-13-P


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Indexed from Federal Register on October 21, 2024.

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