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Amendment 39-18926; Docket No. FAA-2016-9387; Directorate Identifier 2016-NM-182-AD.
(a) EFFECTIVE DATE This AD is effective July 20, 2017. (b) AFFECTED ADS None. (c) APPLICABILITY This AD applies to Bombardier, Inc., Model BD-100-1A10 airplanes, certificated in any category, serial numbers (S/Ns) 20003 through 20532 inclusive. (d) SUBJECT Air Transport Association (ATA) of America Code 25, Equipment/Furnish- ings. (e) REASON This AD was prompted by a report that the left-hand side (LHS) and right-hand side (RHS) equipment racks were not designed to support the actual weight of all the equipment and the secondary direct current power centers under all loading conditions. We are issuing this AD to prevent structural failure of the LHS or RHS equipment racks in the event of a high energy emergency landing or runway excursion, which could result in blockage of the emergency exit for the flightcrew. (f) COMPLIANCE Comply with this AD within the compliance times specified, unless already done. (g) MODIFICATION OF THE EQUIPMENT RACKS Within 90 months after the effective date of this AD, do the modification required by paragraph (g)(1) or (g)(2) of this AD, as applicable. (1) FOR AIRPLANES HAVING S/NS 20003 THROUGH 20500 INCLUSIVE: Modify the equipment racks having part numbers (P/Ns) K1000070316-003 (LHS) and K1000070316-004 (RHS), in accordance with the Accomplishment Instructions of Bombardier Service Bulletin 100-25-39, dated October 26, 2015. (2) FOR AIRPLANES HAVING S/NS 20501 THROUGH 20532 INCLUSIVE: Modify the equipment rack having P/N K1000070316-004 (RHS only), in accordance with the Accomplishment Instructions of Bombardier Service Bulletin 350-25-002, dated October 26, 2015. (h) OTHER FAA AD PROVISIONS The following provisions also apply to this AD: (1) ALTERNATIVE METHODS OF COMPLIANCE (AMOCS): The Manager, New York Air- craft Certification Office (ACO), ANE-170, 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 New York ACO, send it to ATTN: Program Manager, Continuing Operational Safety, FAA, New York ACO, 1600 Stewart Avenue, Suite 410, Westbury, NY 11590; telephone 516-228-7300; fax 516-794-5531. 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. (2) CONTACTING THE MANUFACTURER: For any requirement in this AD to obtain corrective actions from a manufacturer, the action must be accomplished using a method approved by the Manager, New York ACO, ANE-170, FAA; or Transport Canada Civil Aviation (TCCA); or Bombardier, Inc.'s TCCA Design Approval Organization (DAO). If approved by the DAO, the approval must include the DAO-authorized signature. (i) RELATED INFORMATION (1) Refer to Mandatory Continuing Airworthiness Information (MCAI) Canadian Airworthiness Directive CF-2016-26, dated September 14, 2016, for related information. This MCAI may be found in the AD docket on the Internet at http://www.regulations.gov by searching for and locating Docket No. FAA-2016-9387. (2) For more information about this AD, contact Aziz Ahmed, Aerospace Engineer, Airframe and Mechanical Systems Branch, ANE-171, FAA, New York Aircraft Certification Office (ACO), 1600 Stewart Avenue, Suite 410, Westbury, NY 11590; telephone 516-228-7329; fax 516-794-5531. (j) 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 100-25-39, dated October 26, 2015. (ii) Bombardier Service Bulletin 350-25-002, dated October 26, 2015. (3) For service information identified in this AD, contact Bombardier, Inc., 400 Cote-Vertu Road West, Dorval, Quebec H4S 1Y9, Canada; telephone: 514-855-5000; fax: 514-855-7401; email: email@example.com; Internet http://www.bombardier.com. (4) You may view this service information at the FAA, Transport Airplane Directorate, 1601 Lind Avenue SW., Renton, WA. For information on the availability of this material at the FAA, call 425-227-1221. (5) You may view this service information that is incorporated by refer- ence at the National Archives and Records Administration (NARA). For information on the availability of this material at NARA, call 202 -741-6030, or go to: http://www.archives.gov/federal-register/cfr/ibr -locations.html. Issued in Renton, Washington, on June 5, 2017. Michael Kaszycki, Acting Manager, Transport Airplane Directorate, Aircraft Certification Service. FOR FURTHER INFORMATION CONTACT: Aziz Ahmed, Aerospace Engineer, Airframe and Mechanical Systems Branch, ANE-171, FAA, New York Aircraft Certification Office (ACO), 1600 Stewart Avenue, Suite 410, Westbury, NY 11590; telephone 516-228-7329; fax 516-794-5531.
DEPARTMENT OF TRANSPORTATION
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