2024-07-10: Landing gear

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: 2024-07-10 Bombardier, Inc.: Amendment 39-22731; Docket No. FAA-2023-2402; Project Identifier MCAI-2023-00370-T. (a) Effective Date This airworthiness directive (AD) is effective June 6, 2024. (b) Affected ADs None. (c) Applicability This AD applies to Bombardier, Inc., Model CL-600-2B16 (604 Variant) airplanes, certificated in any category, with serial numbers 5301 through 5665 inclusive, 5701 through 5990 inclusive, and 6050 and subsequent. (d) Subject Air Transport Association (ATA) of America Code 32, Landing gear. (e) Unsafe Condition This AD was prompted by a report indicating that a new filter plate connector for the nose wheel steering (NWS) system electronic control module (ECM) does not meet certain certification requirements. The FAA is issuing this AD to address this non-compliant filter plate connector, which, if not replaced, could result in a malfunction of the NWS system causing potential uncommanded steering or lateral excursion from the runway. (f) Compliance Comply with this AD within the compliance times specified, unless already done. (g) Verification of Airplane Technical Records Within 24 months after the effective date of this AD: Inspect the serial number of the ECM, part number (P/N) 601-86100-27, in accordance with Section 2.B. Part A of the Accomplishment Instructions of the applicable service information listed in figure (1) to the introductory text of paragraph (g) of this AD to determine if the serial number of the ECM, P/N 601-86100-27, is listed in Table 1 of Section 1.A. of the applicable service information listed in figure (1) to the introductory text of paragraph (g) of this AD. A review of maintenance records is also acceptable if the serial number of the ECM can be conclusively determined from that review. Figure 1 to the Introductory Text of Paragraph ( g )-Applicable Bombardier Service Bulletins Model Serial Nos. Applicable bombardier service bulletin CL-600-2B16 6050 and subsequent 650-32-006, dated October 18, 2021. CL-600-2B16 5701 through 5990 605-32-009, dated October 18, 2021. CL-600-2B16 5301 through 5665 604-32-032, dated October 18, 2021. (1) If the serial number of the ECM is listed in Table 1 of Section 1.A. of the applicable service information or is not reidentified on the nameplate as SB-1, then the actions of paragraph (h) of this AD are required. (2) If the serial number of the ECM is not listed in Table 1 of Section 1.A. of the applicable service information or is reidentified on the nameplate as SB-1, then the actions of paragraph (h) of this AD are not required. (h) Replacement For airplanes identified in paragraph (g)(1) of this AD: Do the actions specified in paragraphs (h)(1) and (2) of this AD. (1) Within 24 months after the effective date of this AD: Replace the ECM, P/N 601-86100-27, identified in paragraph (g)(1) of this AD, in accordance with Section 2.C. Part B of the Accomplishment Instructions of the applicable service information listed in figure 1 to the introductory text of paragraph (g) of this AD. (2) Prior to return to service, complete the operational test of the NWS system in accordance with Section 2.D. of the Accomplishment Instructions of the applicable service information listed in figure 1 to the introductory text of paragraph (g) of this AD. (i) Parts Installation Limitation As of the effective date of this AD, it is prohibited to install ECM, P/N 601-86100-27, as a replacement part, if the serial number is listed in Table 1 of Section 1.A. of the applicable service information listed in figure 1 to the introductory text of paragraph (g) of this AD, unless the ECM has been reidentified with SB-1 on the name plate. (j) Additional AD Provisions The following provisions also apply to this AD: (1) 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 responsible Flight Standards Office, as appropriate. If sending information directly to the manager, International Validation Branch, mail it to the address identified in paragraph (k)(2) of this AD or email to: [email protected]. If mailing information, also submit information by email. 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, International Validation Branch, FAA; or Transport Canada; or Bombardier, Inc.'s Transport Canada Design Approval Organization (DAO). If approved by the DAO, the approval must include the DAO-authorized signature. (k) Additional Information (1) Refer to Transport Canada AD CF-2023-14R1, dated May 15, 2023, for related information. This Transport Canada AD may be found in the AD docket at regulations.gov under Docket No. FAA-2023-2402. (2) For more information about this AD, contact Steven Dzierzynski, Aviation Safety Engineer, FAA, 1600 Stewart Avenue, Suite 410, Westbury, NY 11590; phone: 516-228-7300; email: [email protected]. (l) Material Incorporated by Reference (1) The Director of the Federal Register approved the incorporation by reference (IBR) 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) Bombardier Service Bulletin 604-32-032, dated October 18, 2021. (ii) Bombardier Service Bulletin 605-32-009, dated October 18, 2021. (iii) Bombardier Service Bulletin 650-32-006, dated October 18, 2021. (3) For service information identified in this AD, contact Bombardier Business Aircraft Customer Response Center, 400 Côte-Vertu Road West, Dorval, Québec H4S 1Y9, Canada; telephone 514-855-2999; email [email protected]; website bombardier.com. (4) You may view this service information 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 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 [email protected] . Issued on April 2, 2024. Victor Wicklund, Deputy Director, Compliance & Airworthiness Division, Aircraft Certification Service. [FR Doc. 2024-09351 Filed 5-1-24; 8:45 am]BILLING CODE 4910-13-P