Rule2022-27391

Airworthiness Directives; Airbus Canada Limited Partnership (Type Certificate Previously Held by C Series Aircraft Limited Partnership (CSALP); Bombardier, Inc.) Airplanes

Primary source

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Published
December 19, 2022
Effective
January 23, 2023

Issuing agencies

Transportation DepartmentFederal Aviation Administration

Abstract

The FAA is adopting a new airworthiness directive (AD) for certain Airbus Canada Limited Partnership Model BD-500-1A10 and BD-500- 1A11 airplanes. This AD was prompted by a report of a thrust reverser actuation system (TRAS) deploy hose failure upon the commanded deployment of a thrust reverser. This AD requires removing each non- conforming TRAS deploy hose, and replacing it with a conforming TRAS deploy hose, as specified in a Transport Canada 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 87 Issue 242 (Monday, December 19, 2022)</title>
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[Federal Register Volume 87, Number 242 (Monday, December 19, 2022)]
[Rules and Regulations]
[Pages 77482-77485]
From the Federal Register Online via the Government Publishing Office [<a href="http://www.gpo.gov">www.gpo.gov</a>]
[FR Doc No: 2022-27391]


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DEPARTMENT OF TRANSPORTATION

Federal Aviation Administration

14 CFR Part 39

[Docket No. FAA-2022-1236; Project Identifier MCAI-2021-01376-T; 
Amendment 39-22275; AD 2022-25-19]
RIN 2120-AA64


Airworthiness Directives; Airbus Canada Limited Partnership (Type 
Certificate Previously Held by C Series Aircraft Limited Partnership 
(CSALP); Bombardier, Inc.) 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 Canada Limited Partnership Model BD-500-1A10 and BD-500-
1A11 airplanes. This AD was prompted by a report of a thrust reverser 
actuation system (TRAS) deploy hose failure upon the commanded 
deployment of a thrust reverser. This AD requires removing each non-
conforming TRAS deploy hose, and replacing it with a conforming TRAS 
deploy hose, as specified in a Transport Canada 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 January 23, 2023.
    The Director of the Federal Register approved the incorporation by 
reference of a certain publication listed in this AD as of January 23, 
2023.

ADDRESSES: 
    AD Docket: You may examine the AD docket at <a href="http://regulations.gov">regulations.gov</a> under 
Docket No. FAA-2022-1236; 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 material incorporated by reference in this AD, contact 
Transport Canada, Transport Canada National Aircraft Certification, 159 
Cleopatra Drive, Nepean, Ontario K1A 0N5, Canada; telephone 888-663-
3639; email <a href="/cdn-cgi/l/email-protection#4f0e0b620c010f3b2c61282c612c2e"><span class="__cf_email__" data-cfemail="b2f3f69ff1fcf2c6d19cd5d19cd1d3">[email&#160;protected]</span></a>; website tc.canada.ca/en/aviation.
    <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-2022-1236.

FOR FURTHER INFORMATION CONTACT: Joseph Catanzaro, Aerospace Engineer, 
Airframe and Propulsion Section, FAA, New York ACO Branch, 1600 Stewart 
Avenue, Suite 410, Westbury, NY 11590; telephone 516-228-7366; email <a href="/cdn-cgi/l/email-protection#5e67733f282d7330273f3d31733d312d1e383f3f70393128"><span class="__cf_email__" data-cfemail="edd4c08c9b9ec083948c8e82c08e829ead8b8c8cc38a829b">[email&#160;protected]</span></a>.

SUPPLEMENTARY INFORMATION:

Background

    The FAA issued a notice of proposed rulemaking (NPRM) to amend 14 
CFR part 39 by adding an AD that would apply to certain Airbus Canada 
Limited Partnership Model BD-500-1A10 and BD-500-1A11 airplanes. The 
NPRM published in the Federal Register on October 5, 2022 (87 FR 
60349). The NPRM was prompted by AD CF-2021-46, dated December 8, 2021, 
issued by Transport Canada, which is the aviation authority for Canada 
(Transport Canada AD CF-2021-46) (also referred to as the MCAI). The 
MCAI states a report of a TRAS deploy hose failure upon the commanded 
deployment of a thrust reverser. It was found that certain TRAS deploy 
hoses were made with incomplete installation of the wire overbraid, 
which created a weak point and subsequently led to failure of the 
deploy hose. The failure of a deploy hose could lead to loss of thrust 
reverser function and hydraulic systems. The loss of one or both thrust 
reversers during landing on a contaminated runway could lead to a 
runway excursion.
    In the NPRM, the FAA proposed to require removing each non-
conforming TRAS deploy hose, and replacing it with a conforming TRAS 
deploy hose, as specified in Transport Canada AD CF-2021-46. 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-2022-1236.

[[Page 77483]]

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.

Related Service Information Under 1 CFR Part 51

    Transport Canada AD CF-2021-46 specifies procedures for removing 
each non-conforming TRAS deploy hose, and replacing it with a 
conforming TRAS deploy hose. 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
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3 work-hours x $85 per hour = $255...........................          \*\ $0             $255           $2,040
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* The FAA has received no definitive data on which to base the cost estimates for the parts specified in this
  AD.

    The FAA has included all known costs in its cost estimate. 
According to the manufacturer, however, some or all of the costs of 
this AD may be covered under warranty, thereby reducing the cost impact 
on affected operators.

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:

2022-25-19 Airbus Canada Limited Partnership (Type Certificate 
Previously Held by C Series Aircraft Limited Partnership (CSALP); 
Bombardier, Inc.): Amendment 39-22275; Docket No. FAA-2022-1236; 
Project Identifier MCAI-2021-01376-T

(a) Effective Date

    This airworthiness directive (AD) is effective January 23, 2023.

(b) Affected ADs

    None.

(c) Applicability

    This AD applies to Airbus Canada Limited Partnership (Type 
Certificate previously held by C Series Aircraft Limited Partnership 
(CSALP); Bombardier, Inc.) Model BD-500-1A10 and BD-500-1A11 
airplanes, certificated in any category, as identified in Transport 
Canada AD CF-2021-46, dated December 8, 2021 (Transport Canada AD 
CF-2021-46).

(d) Subject

    Air Transport Association (ATA) of America Code 14, Hardware; 
78, Engine Exhaust.

(e) Unsafe Condition

    This AD was prompted by a report of a thrust reverser actuation 
system (TRAS) deploy hose failure upon the commanded deployment of a 
thrust reverser. The FAA is issuing this AD to address failure of a 
deploy hose, which could lead to loss of thrust reverser function 
and hydraulic systems. Losing one or both thrust reversers during 
landing on a contaminated runway could lead to a runway excursion.

(f) Compliance

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

(g) Requirements

    Except as specified in paragraph (h) of this AD: Comply with all 
required actions and compliance times specified in, and in 
accordance with, Transport Canada AD CF-2021-46.

[[Page 77484]]

(h) Exception to Transport Canada AD CF-2021-46

    (1) Where Transport Canada AD CF-2021-46 refers to hours air 
time, this AD requires using flight hours.
    (2) Where Transport Canada AD CF-2021-46 refers to its effective 
date, this AD requires using the effective date of this AD.
    (3) Where any service information referenced in Transport Canada 
AD CF-2021-46 lists affected thrust reversers, this AD requires 
using the serial and part numbers listed in table 1 to paragraph 
(h)(3) of this AD.

Table 1 to Paragraph (h)(3) of This AD--Affected Thrust Reversers

BILLING CODE 4910-13-P
[GRAPHIC] [TIFF OMITTED] TR19DE22.000

BILLING CODE 4910-13-C

(i) Additional AD Provisions

    The following provisions also apply to this AD:
    (1) Alternative Methods of Compliance (AMOCs): The Manager, New 
York ACO 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 certification 
office, send it to ATTN: Program Manager, Continuing Operational 
Safety, FAA, New York ACO Branch, 1600 Stewart Avenue, Suite 410, 
Westbury, NY 11590; telephone 516-228-7300. 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, New York ACO 
Branch, FAA; or Transport Canada; or Airbus Canada Limited 
Partnership's Transport Canada Design Approval Organization (DAO). 
If approved by the DAO, the approval must include the DAO-authorized 
signature.

(j) Additional Information

    For more information about this AD, contact Joseph Catanzaro, 
Aerospace Engineer, Airframe and Propulsion Section, FAA, New York 
ACO Branch, 1600 Stewart Avenue, Suite 410, Westbury, NY 11590; 
telephone 516-228-7366; email <a href="/cdn-cgi/l/email-protection#4a73672b3c396724332b2925672925390a2c2b2b642d253c"><span class="__cf_email__" data-cfemail="073e2a6671742a697e6664682a6468744761666629606871">[email&#160;protected]</span></a>.

[[Page 77485]]

(k) Material Incorporated by Reference

    (1) The Director of the Federal Register approved the 
incorporation by reference of the service information listed in this 
paragraph under 5 U.S.C. 552(a) and 1 CFR part 51.
    (2) You must use this service information as applicable to do 
the actions required by this AD, unless this AD specifies otherwise.
    (i) Transport Canada AD CF-2021-46, dated December 8, 2021.
    (ii) [Reserved]
    (3) For Transport Canada AD CF-2021-46, contact Transport 
Canada, Transport Canada National Aircraft Certification, 159 
Cleopatra Drive, Nepean, Ontario K1A 0N5, Canada; telephone 888-663-
3639; email <a href="/cdn-cgi/l/email-protection#ebaaafc6a8a5ab9f88c58c88c5888a"><span class="__cf_email__" data-cfemail="c08184ed838e80b4a3eea7a3eea3a1">[email&#160;protected]</span></a>; website tc.canada.ca/en/aviation.
    (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 that is incorporated by reference 
at the National Archives and Records Administration (NARA). For 
information on the availability of this material at NARA, email 
<a href="/cdn-cgi/l/email-protection#7f190d5116110c0f1a1c0b1610113f111e0d1e51181009"><span class="__cf_email__" data-cfemail="caacb8e4a3a4b9baafa9bea3a5a48aa4abb8abe4ada5bc">[email&#160;protected]</span></a>, or go to: <a href="http://www.archives.gov/federal-register/cfr/ibr-locations.html">www.archives.gov/federal-register/cfr/ibr-locations.html</a>.

    Issued on December 2, 2022.
Christina Underwood,
Acting Director, Compliance & Airworthiness Division, Aircraft 
Certification Service.
[FR Doc. 2022-27391 Filed 12-16-22; 8:45 am]
BILLING CODE 4910-13-P


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Indexed from Federal Register on December 19, 2022.

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