2026-15-18: Emergency Locator Beacon

1. The authority citation for part 39 continues to read as follows: Authority: 49 U.S.C. 106(g), 40113, 44701. 2. The FAA amends § 39.13 by adding the following new airworthiness directive: 2026-15-18 Diamond Aircraft Industries Inc.: Amendment 39-23430; Docket No. FAA-2026-4636; Project Identifier MCAI-2026-00070-A. (a) Effective Date This airworthiness directive (AD) is effective September 8, 2026. (b) Affected ADs None. (c) Applicability This AD applies to all Diamond Aircraft Industries Inc. Model DA20-C1 airplanes, certificated in any category, that have an Artex emergency locator transmitter (ELT) 1000 installed. (d) Subject Joint Aircraft System Component (JASC) Code 2562, Emergency Locator Beacon. (e) Unsafe Condition This AD was prompted by a report of a certain ELT not activating due to a missing jumper wire. The FAA is issuing this AD to detect and address a missing jumper wire on the Artex ELT 1000. The unsafe condition, if not addressed, could result in the ELT beacon and aural alert buzzer not activating in the event of an accident. (f) Compliance Comply with this AD within the compliance times specified, unless already done. (g) Required Actions Within 3 months after the effective date of this AD, perform a continuity inspection of the D-sub connector and accomplish all required corrective actions in accordance with the Accomplishment/Instructions, Paragraph I.9, of Diamond Aircraft Industries Mandatory Service Bulletin No. DAC1-25-05 Rev. 1, dated July 19, 2024. (h) No Reporting Requirement Although step 14 of the Accomplishment/Instructions of Diamond Aircraft Industries Mandatory Service Bulletin No. DAC1-25-05 Rev. 1, dated July 19, 2024, requires completing and sending an execution report to the manufacturer, this AD does not include that requirement. (i) 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 local Flight Standards District Office, as appropriate. If sending information directly to the manager of the International Validation Branch, send it to the attention of the person identified in paragraph (j) of this AD and email to: AMOC@faa.gov. 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. (j) Additional Information For more information about this AD, contact William Reisenauer, Aviation Safety Engineer, FAA, 1600 Stewart Avenue, Suite 410, Westbury, NY 11590; phone: (516) 228-7301; email: ECB-COS@faa.gov. (k) 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 the AD specifies otherwise. (i) Diamond Aircraft Industries Mandatory Service Bulletin No. DAC1-25-05 Rev. 1, dated July 19, 2024. (ii) [Reserved] (3) For Diamond Aircraft Industries material identified in this AD, contact Diamond Aircraft Industries Inc., 1560 Crumlin Sideroad, London, Ontario, Canada, N5V 1S2; phone: (519) 457-4041, fax: (519) 457-4045; email: support-canada@diamondaircraft.com; website: diamondaircraft.com. (4) You may view this material at the FAA, Airworthiness Products Section, Operational Safety Branch, 1100 Main, Kansas City, MO 64105. For information on the availability of this material at the FAA, call (817) 222-5110. (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 www.archives.gov/federal-register/cfr/ibr-locations or email fr.inspection@nara.gov. Issued on July 27, 2026. Paul R. Bernado, Acting Director, Compliance & Airworthiness Division, Aircraft Certification Service. [FR Doc. 2026-15825 Filed 8-3-26; 8:45 am]BILLING CODE 4910-13-P