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the agency or agencies that issued and signed a document
•
the number of the CFR title and the number of each part
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•
the agency docket number / agency internal file number
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Department of Transportation
Federal Aviation Administration
• 14 CFR Part 39
• [Docket No. FAA-2025-0476; Project Identifier MCAI-2024-00482-T; Amendment 39-23068; AD 2025-13-02]
• RIN 2120-AA64
AGENCY:
Federal Aviation Administration (FAA), DOT.
ACTION:
Final rule.
SUMMARY:
The FAA is adopting a new airworthiness directive (AD) for all Embraer S.A. Model EMB-545 and EMB-550 airplanes. This AD was prompted by a jamming failure of the main door lock sensor. This AD requires repetitive main door sensor operational tests, repetitive lubrication of the main door sensor mechanism, and on condition actions. The FAA is issuing this AD to address the unsafe condition on these products.August 5, 2025.
DATES:
This AD is effective August 5, 2025.
The Director of the Federal Register approved the incorporation by reference of a certain publication listed in this AD as of August 5, 2025.
ADDRESSES:
AD Docket:
You may examine the AD docket at
regulations.gov
under Docket No. FAA-2025-0476; 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:
• For Agência Nacional de Aviação Civil (ANAC) material identified in this AD, contact ANAC, Aeronautical Products Certification Branch (GGCP), Rua Dr. Orlando Feirabend Filho, 230—Centro Empresarial Aquarius—Torre B—Andares 14 a 18, Parque Residencial Aquarius, CEP 12.246-190—São José dos Campos—SP, Brazil; telephone 55 (12) 3203-6600; emailpac@anac.gov.br;
website
anac.gov.br/en/.
You may find this material on the ANAC website at
sistemas.anac.gov.br/certificacao/DA/DAE.asp.
• 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 atregulations.gov
under Docket No. FAA-2025-0476.
FOR FURTHER INFORMATION CONTACT:
Hassan Ibrahim, Aviation Safety Engineer, FAA, 2200 South 216th St., Des Moines, WA 98198; phone: 206-231-3653; email:
hassan.m.ibrahim@faa.gov.
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 all Embraer S.A. Model EMB-545 and EMB-550 airplanes. The NPRM was published in the
Federal Register
on March 26, 2025 (90 FR 13716). The NPRM was prompted by AD 2024-08-02, effective August 23, 2024 (ANAC AD 2024-08-02) (also referred to as the MCAI), issued by ANAC, which is the aviation authority for Brazil. The MCAI states there is a possibility of a jamming failure of the main door lock sensor.
…
Fonte: Federal Register (federalregister.gov). Texto original em inglês.