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Federal Register / Vol. 86, No. 225 / Friday, November 26, 2021 / Rules and Regulations g Inspection and Corrective Actions Within 200 hours time-in-service TIS or within 12 months, whichever occurs first after the effective date of this AD, prepare the airplane and gain access in accordance with steps 1 through 7 of the Accomplishment Instructions in ASI Aviation Service Bulletin No. F40662, Revision 01, dated December 14, 2018 SB F40662R1, and inspect each avionics bus CB switch part number P/N
CM358950 to identify the date code.
1 If a CB switch does not have a date code, before further flight, remove the CB
switch from service and install CB switch P/N 406124001 in accordance with steps 9
through 14 of the Accomplishment Instructions in SB F40662R1.
2 If a CB switch has a date code earlier than 0434, before the CB switch exceeds 1,000 hours TIS since first installation on an airplane, remove the CB switch from service and install CB switch P/N 406124001 in accordance with steps 9 through 14 of the Accomplishment Instructions in SB F406
62R1.
3 If a CB switch has a date code 0434 or later, before the CB switch exceeds 6 years since first installation on an airplane or within 12 months after the effective date of this AD, whichever occurs later, remove the CB switch from service and install CB switch P/N 406124001 in accordance with steps 9
through 14 of the Accomplishment Instructions in SB F40662R1.
h Replacements Within 200 hours TIS or within 12 months, whichever occurs first after the effective date of this AD, remove each CB switch P/N
CM358920 from service, re-identify the CB
panel, and install CB switches with P/N
406E245000000100 in accordance with Part 1, steps 1 through 13, of the Accomplishment Instructions in ASI
Aviation Service Bulletin No. F40690, dated December 14, 2018 SB F40690.
i Life Limit Before exceeding 6 years since first installation on an airplane and thereafter at intervals not to exceed 6 years, remove each CB switch P/N 406124001 and P/N
406E245000000100 from service and replace it in accordance with steps 9 through 14 of the Accomplishment Instructions in SB
F40662R1 or Part 1, steps 1 through 13, of the Accomplishment Instructions in SB
F40690, as applicable.

jspears on DSK121TN23PROD with RULES1

j Parts Installation Prohibition As of the effective date of this AD, do not install a CB switch P/N CM358950 or P/N
CM358920 on any airplane.
k Credit for Previous Actions You may take credit for the actions required by paragraph g of this AD if you performed those actions before the effective date of this AD using Reims Aviation Industries Service Bulletin No. F40662, dated March 8, 2006.
l Alternative Methods of Compliance AMOCs 1 The Manager, International Validation Branch, has the authority to approve AMOCs
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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 local Flight Standards District Office, as appropriate. If sending information directly to the manager of the certification office, send it to the attention of the person identified in paragraph m1 of this AD or email: 9-AVS-AIR-730-AMOC@
faa.gov.
2 Before using any approved AMOC, notify your appropriate principal inspector, or lacking a principal inspector, the manager of the local flight standards district office/
certificate holding district office.
m Related Information 1 For more information about this AD, contact Gregory Johnson, Aviation Safety Engineer, International Validation Section, FAA, 901 Locust, Room 301, Kansas City, MO 641062641; phone: 720 6265462;
email: gregory.johnson@faa.gov.
2 Refer to European Aviation Safety Agency EASA AD 20190015, dated January 29, 2019, for more information. You may examine the EASA AD in the AD docket at https www.regulations.gov by searching for and locating Docket No. FAA20210714.
3 Service information identified in this AD that is not incorporated by reference is available at the addresses specified in paragraphs n3 and 4 of this AD.
n 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. 552a and 1 CFR
part 51.
2 You must use this service information as applicable to do the actions required by this AD, unless the AD specifies otherwise.
i ASI Aviation Service Bulletin No. F406
62, Revision 01, dated December 14, 2018.
ii ASI Aviation Service Bulletin No.
F40690, dated December 14, 2018.
3 For service information identified in this AD, contact ASI Aviation, Aerodrome de Reims Prunay, 51360 Prunay, France;
telephone: +33 3 26 48 46 84; fax: +33 3 26
49 18 57; email: contact@asi-aviation.fr;
website: https asi-aviation.fr/pageAccueil.html.
4 You may view this service information at FAA, Airworthiness Products Section, Operational Safety Branch, 901 Locust, Kansas City, MO 64106. For information on the availability of this material at the FAA, call 816 3294148.
5 You may view this service information that is incorporated by reference at the National Archives and Records Administration NARA. For information on the availability of this material at NARA, email: fr.inspection@nara.gov, or go to:
https www.archives.gov/federal-register/cfr/
ibr-locations.html.
Issued on October 22, 2021.
Lance T. Gant, Director, Compliance & Airworthiness Division, Aircraft Certification Service.
FR Doc. 202125688 Filed 112421; 8:45 am BILLING CODE 491013P

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DEPARTMENT OF TRANSPORTATION
Federal Aviation Administration 14 CFR Part 39
Docket No. FAA20210461; Project Identifier MCAI202100156R; Amendment 3921775; AD 20212202
RIN 2120AA64

Airworthiness Directives; Leonardo S.p.a. Helicopters Federal Aviation Administration FAA, DOT.
ACTION: Final rule.
AGENCY:

The FAA is adopting a new airworthiness directive AD for all Leonardo S.p.a. Model AB139 and AW139 helicopters. This AD was prompted by a report of a short circuit caused by chafing of the electrical wiring in the overhead panel. This AD
requires an initial detailed inspection inside the overhead panel for certain helicopters, repetitive detailed inspections inside the overhead panel for all helicopters, and corrective actions if necessary, 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 January 3, 2022.
The Director of the Federal Register approved the incorporation by reference of a certain publication listed in this AD
as of January 3, 2022.
ADDRESSES: For material incorporated by reference IBR in this AD, contact the EASA, Konrad-Adenauer-Ufer 3, 50668 Cologne, Germany; phone: +49
221 8999 000; email: ADs@
easa.europa.eu; internet:
www.easa.europa.eu. You may find this material on the EASA website at https
ad.easa.europa.eu. You may view this material at the FAA, Office of the Regional Counsel, Southwest Region, 10101 Hillwood Pkwy., Room 6N321, Fort Worth, TX 76177. For information on the availability of this material at the FAA, call 8172225110. It is also available in the AD docket on the internet at https www.regulations.gov by searching for and locating Docket No.
FAA20210461.
SUMMARY:

Examining the AD Docket You may examine the AD docket on the internet at https
www.regulations.gov by searching for and locating Docket No. FAA2021
0461; or in person at Docket Operations between 9 a.m. and 5 p.m., Monday
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