2024-24-11: Power Lever

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: 2024-24-11 Cirrus Design Corporation: Amendment 39-22902; Docket No. FAA-2024-2546; Project Identifier AD-2024-00574-A. (a) Effective Date This airworthiness directive (AD) is effective December 23, 2024. (b) Affected ADs None. (c) Applicability This AD applies to Cirrus Design Corporation Model SR20, SR22, and SR22T airplanes, certificated in any category, that are equipped with upper power lever part number (P/N) 19181-001, 19181-002, or 46505-001. (d) Subject Joint Aircraft System Component (JASC) Code 7603, Power Lever. (e) Unsafe Condition This AD was prompted by a report of failure of the upper power lever. The FAA is issuing this AD to detect and address cracks in the upper power lever. The unsafe condition, if not addressed, could result in loss of engine thrust control and reduced control of the airplane. (f) Compliance Comply with this AD within the compliance times specified, unless already done. (g) Required Actions (1) Initially, at whichever time occurs latest in paragraphs (g)(1)(i) through (iii) of this AD and thereafter at intervals not to exceed 110 hours time-in-service (TIS), visually inspect the upper power lever in accordance with paragraphs A. through F. of the Accomplishment Instructions in Cirrus SR2X Service Bulletin SB2X-76-05, dated October 29, 2024 (Cirrus SB2X-76-05). (i) Before any upper power lever identified in paragraph (c) of this AD accumulates 1,200 hours TIS, Note 1 to paragraph (g)(1)(i): These parts are not serialized. If by checking the logbook, you cannot determine how many hours the upper power lever has since installation, then you may use the hours TIS of the airplane. (ii) Within 10 hours TIS on the upper power lever after the effective date of this AD; or (iii) Within 15 days after the effective date of this AD. (2) If any crack(s) are found during any inspection required by paragraph (g)(1) of this AD, before further flight, replace the upper power lever with a new (zero hours TIS) upper power lever and do the actions in accordance with paragraphs L. through N. of the Accomplishment Instructions in Cirrus SB2X-76-05, as applicable. (3) If no crack(s) are found during any inspection required by (g)(1) of this AD, before further flight, perform a fluorescent penetrant inspection in accordance with paragraphs G. through J. of the Accomplishment Instructions in Cirrus SB2X-76-05. (i) If any crack(s) are found during any inspection required by paragraph (g)(3) of this AD, before further flight, replace the upper power lever with a new (zero hours TIS) upper power lever and do the actions in accordance with paragraphs L. through N. of the Accomplishment Instructions in Cirrus SB2X-76-05, as applicable. (ii) If no crack(s) are found during any inspection required by paragraph (g)(3) of this AD, reinstall the existing upper power lever and do the actions in accordance with paragraphs L. through N. of the Accomplishment Instructions in Cirrus SB2X-76-05, as applicable. (4) Cirrus SB2X-76-05 specifies to return cracked (damaged) upper power levers to Cirrus, this AD does not require that action but requires removing any cracked (damaged) upper power lever from service. (h) Reporting Requirement Within 5 days after the inspections required by paragraphs (g)(1) and (3) of this AD or within 5 days after the effective date of this AD, whichever occurs later, report all inspection results to the FAA at the address specified in paragraph (j) of this AD. The report must include the airplane registration and serial number, results of each inspection, the airplane's hours TIS, and any additional operator/mechanic comments. (i) Alternative Methods of Compliance (AMOCs) The Manager, Central Certification 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 Central Certification Branch, send it to the attention of the person identified in paragraph (j) of this AD. Information may be emailed 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 Gregory Koenig, Aviation Safety Engineer, FAA, 1801 S Airport Road, Wichita, KS 67209; phone: (847) 294-7127; email: gregory.l.koenig@faa.gov. (k) Material Incorporated by Reference (1) The Director of the Federal Register approved the incorporation by reference (IBR) 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) Cirrus SR2X Service Bulletin SB2X-76-05, dated October 29, 2024. (ii) [Reserved] (3) For Cirrus material identified in this AD, contact Cirrus Design Corporation, 4515 Taylor Circle, Duluth, MN 55811; phone: (218) 788-3000; fax: (218) 788-3525; email: fieldservice@cirrusaircraft.com; website: cirrusaircraft.com. (4) You may view this material at the 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 (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 November 27, 2024. Steven W. Thompson, Acting Deputy Director, Compliance & Airworthiness Division, Aircraft Certification Service. [FR Doc. 2024-28552 Filed 12-3-24; 11:15 am]BILLING CODE 4910-13-P