2024-16-04: Equipment/Furnishings

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: a. Removing Airworthiness Directive 2009-25-13, Amendment 39-16133 (74 FR 65401, December 10, 2009); and b. Adding the following new Airworthiness Directive: 2024-16-04 Bombardier, Inc.: Amendment 39-22810; Docket No. FAA-2024-1469; Project Identifier MCAI-2024-00130-T. (a) Effective Date This airworthiness directive (AD) is effective October 23, 2024. (b) Affected ADs This AD replaces AD 2009-25-13, Amendment 39-16133 (74 FR 65401, December 10, 2009) (AD 2009-25-13). (c) Applicability This AD applies to Bombardier, Inc., Model BD-100-1A10 airplanes, certificated in any category, serial numbers 20003 through 20364 inclusive, 20366, 20367, 20369, and 20372. (d) Subject Air Transport Association (ATA) of America Code 25, Equipment/Furnishings. (e) Reason This AD was prompted by reports of the baggage bay sidewall heater mat malfunctioning and by the development of a new design solution for the potential uncontrolled heating of the heater mats. The FAA is issuing this AD to address malfunctioning of a baggage bay sidewall heater mat. The unsafe condition, if not addressed, could result in a fire in the baggage bay. (f) Compliance Comply with this AD within the compliance times specified, unless already done. (g) Retained Actions, With No Changes This paragraph restates the requirements of paragraph (g) of AD 2009-25-13, with no changes. Within 100 flight hours after December 28, 2009 (the effective date of AD 2009-25-13), deactivate the left-hand (LH) baggage bay sidewall heater having part number (P/N) 3436-06-1/0, in accordance with Bombardier Service Bulletin A100-25-30, dated July 20, 2009. (h) New Requirement of This AD: Modification Within 36 months after the effective date of this AD, do the applicable actions specified in paragraphs (h)(1) through (7) of this AD, in accordance with paragraphs 2.B. through 2.E. of the Accomplishment Instructions of Bombardier Service Bulletin 100-25-35, Revision 02, dated January 11, 2016. (1) Remove the baggage bay sidewall heater mat part number (P/N) 3436-06-1/0 from the LH sidewall panel. (2) Modify the LH baggage bay sidewall interior panel and heater mat. (3) Modify the wiring of the LH and right-hand (RH) baggage bay sidewall heater mats. (4) Reidentify the LH baggage bay sidewall heater mat as P/N 3436-07. (5) For airplanes having serial numbers (S/N) 20124, 20125, 20128, 20134, 20139, 20143, 20146, and 20148 to 20215 inclusive: install LH baggage bay sidewall interior panel blind insert. (6) For airplanes having S/N 20003 to 20259 inclusive: install LH and RH heater pictogram. (7) Modify the water tank heater installation. (i) New Requirement of This AD: Functional Test Before further flight after completing paragraph (h) of this AD, perform the functional tests, in accordance with paragraph 2.F. of the Accomplishment Instructions of Bombardier Service Bulletin 100-25-35, Revision 02, dated January 11, 2016. (j) Terminating Action for Heater Mat Deactivation Modifying and testing an airplane as required by paragraphs (h) and (i) of this AD terminate the requirements of paragraph (g) of this AD. (k) Credit for Previous Actions This paragraph provides credit for actions required by paragraphs (h) and (i) of this AD, if those actions were performed before the effective date of this AD using Bombardier Service Bulletin 100-25-35, dated November 15, 2012, or Bombardier Service Bulletin 100-25-35, Revision 01, dated September 23, 2013. (l) Additional AD Provisions (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 of the International Validation Branch, mail it to the address identified in paragraph (m) of this AD. Information may be emailed to: [email protected]. 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. (m) Additional Information For more information about this AD, contact Steven Dzierzynski, Aviation Safety Engineer, FAA, 1600 Stewart Avenue, Suite 410, Westbury, NY 11590; telephone 516-228-7300; email [email protected]. (n) 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 this AD specifies otherwise. (3) The following material was approved for IBR on October 23, 2024. (i) Bombardier Service Bulletin 100-25-35, Revision 02, dated January 11, 2016. (ii) [Reserved] (4) The following material was approved for IBR on December 28, 2009 (74 FR 65401, December 10, 2009). (i) Bombardier Service Bulletin A100-25-30, dated July 20, 2009. (ii) [Reserved] (5) For Bombardier, Inc. material 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. (6) You may view this material at the FAA, Airworthiness Products Section, Operational Safety Branch, 2200 South 216th Street, Des Moines, WA. For information on the availability of this material at the FAA, call 206-231-3195. (7) 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 September 12, 2024. Victor Wicklund, Deputy Director, Compliance & Airworthiness Division, Aircraft Certification Service. [FR Doc. 2024-21180 Filed 9-17-24; 8:45 am]BILLING CODE 4910-13-P