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2020-02-10 |
DE HAVILLAND AIRCRAFT OF CANADA LIMITED (TYPE CERTIFICATE
PREVIOUSLY HELD BY BOMBARDIER, INC.): Amendment 39-19825; Docket No. FAA-2019-0702; Product Identifier 2019-NM-118-AD. |
(a) EFFECTIVE DATE This AD is effective March 12, 2020. (b) AFFECTED ADS None. (c) APPLICABILITY This AD applies to De Havilland Aircraft of Canada Limited (Type Certificate Previously Held by Bombardier, Inc.) Model DHC-8-400, -401 and -402 airplanes, certificated in any category, serial numbers 4001 and 4003 and subsequent. (d) SUBJECT Air Transport Association (ATA) of America Code 26, Fire protection. (e) REASON This AD was prompted by a report of a quality escape in the manufac- turing of advanced pneumatic detector (APD) switches, which consisted of the presence of contamination on the switch contact pin. The FAA is issuing this AD to address such contamination that could insulate the contact pin from the diaphragm and result in an undetected fire or late detection of a fire. (f) COMPLIANCE Comply with this AD within the compliance times specified, unless already done. (g) AFFECTED APDS For purposes of this AD, an affected APD is manufactured by Kidde Aerospace and Defense (part of United Technologies Aerospace Systems (UTAS)) and has a part number and serial number identified in para- graphs (g)(1) through (10) of this AD. (1) Part number 10-1096 (all serial numbers). (2) Part number 10-1096-01 (all serial numbers). (3) Part number 10-1096-02 (serial numbers before AEM9907). (4) Part number 10-1097 (all serial numbers). (5) Part number 10-1097-01 (all serial numbers). (6) Part number 10-1097-02 (serial numbers before 17-0005). (7) Part number 10-1098 (all serial numbers). (8) Part number 10-1098-01 (serial numbers before 17-0110). (9) Part number 10-1099 (all serial numbers). (10) Part number 10-1099-01 (serial numbers before 17-0009). (h) APD IDENTIFICATION AND TEST Within 8,000 flight hours or 48 months, whichever occurs first after the effective date of this AD: Do the applicable actions specified in paragraph (h)(1) and (2) of this AD, in accordance with paragraph 3.B. "Procedure," of the Accomplishment Instructions of Bombardier Service Bulletin 84-26-19, Revision `A,' dated February 11, 2019. (1) Determine whether any affected APD is installed on the engine nacelles or auxiliary power unit (APU) compartment. (2) Do the on-aircraft test of all affected APDs. (i) For any APD that passes the test: Before further flight, reidentify the APD. (ii) For any APD that fails the test: Before further flight, replace the APD with an unaffected APD, or one provided by Kidde Aerospace and Defense that has been successfully tested and reidentified. (i) RETURNING AND REPORTING FAILED APDS For any APD that fails the test specified in paragraph (h)(2) of this AD: Return the APD at the applicable time specified in paragraph (i) (1) or (2) of this AD to Kidde Aerospace & Defense, 4200 Airport Dr NW Building B, Wilson, NC 27896-8630, Attention Keith Fail, Supervisor, Service Center. (1) If the test was done on or after the effective date of this AD: Send the APD within 30 days after completion of the test. (2) If the test was done before the effective date of this AD: Send the APD within 30 days after the effective date of this AD. (j) PARTS INSTALLATION LIMITATION As of the effective date of this AD, no person may install an affected APD, unless the APD has been successfully tested and reidentified in accordance with Bombardier Service Bulletin 84-26-19 dated October 24, 2018; or Revision `A,' dated February 11, 2019. (k) CREDIT FOR PREVIOUS ACTIONS This paragraph provides credit for actions required by paragraph (h) of this AD, if those actions were performed before the effective date of this AD using Bombardier Service Bulletin 84-26-19, dated October 24, 2018. (l) OTHER FAA AD PROVISIONS The following provisions also apply to this AD: (1) Alternative Methods of Compliance (AMOCs): The Manager, New York ACO 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 certification office, send it to ATTN: Program Manager, Continuing Operational Safety, FAA, New York ACO Branch, 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 Branch, FAA; or Transport Canada Civil Aviation (TCCA); or De Havilland Aircraft of Canada Limited's TCCA Design Approval Organization (DAO). If approved by the DAO, the approval must include the DAO-authorized signature. (3) Reporting Requirements: A federal agency may not conduct or sponsor, and a person is not required to respond to, nor shall a person be subject to a penalty for failure to comply with a collection of information subject to the requirements of the Paperwork Reduction Act unless that collection of information displays a current valid OMB Control Number. The OMB Control Number for this information collection is 2120-0056. Public reporting for this collection of information is estimated to be approximately 1 hour per response, including the time for reviewing instructions, completing and reviewing the collection of information. All responses to this collection of information are mandatory as required by this AD; the nature and extent of confidentiality to be provided, if any. Send comments regarding this burden estimate or any other aspect of this collection of information, including suggestions for reducing this burden to Information Collection Clearance Officer, Federal Aviation Administration, 10101 Hillwood Parkway, Fort Worth, TX 76177-1524. (m) RELATED INFORMATION (1) Refer to Mandatory Continuing Airworthiness Information (MCAI) Canadian Airworthiness Directive CF-2019-13, dated April 4, 2019, for related information. This MCAI may be found in the AD docket on the internet at https://www.regulations.gov by searching for and locating Docket No. FAA-2019-0702. (2) For more information about this AD, contact Thomas Niczky, Aerospace Engineer, Avionics and Electrical Systems Section, FAA, New York ACO Branch, 1600 Stewart Avenue, Suite 410, Westbury, NY 11590; telephone 516-228-7347; fax 516-794-5531; email 9-avs-nyaco-cos@faa.gov. (3) Service information identified in this AD that is not incorporated by reference is available at the addresses specified in paragraphs (n)(3) and (4) of this AD. (n) 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 84-26-19, Revision `A,' dated February 11, 2019. (ii) [Reserved] (3) For service information identified in this AD, contact De Havilland Aircraft of Canada Limited, Q-Series Technical Help Desk, 123 Garratt Boulevard, Toronto, Ontario M3K 1Y5, Canada; telephone 416-375-4000; fax 416-375-4539; email thd@dehavilland.com; internet https:// dehavilland.com. (4) You may view this service information at the FAA, Transport Standards 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 service information that is incorporated by reference at the National Archives and Records Administration (NARA). For information on the availability of this material at NARA, email fedreg.legal@nara.gov, or go to https://www.archives.gov/federal- register/cfr/ibr-locations.html. Issued on January 16, 2020. Michael Kaszycki, Acting Director, System Oversight Division, Aircraft Certification Service. FOR FURTHER INFORMATION CONTACT: Thomas Niczky, Aerospace Engineer, Avionics and Electrical Systems Section, FAA, New York ACO Branch, 1600 Stewart Avenue, Suite 410, Westbury, NY 11590; telephone 516-228-7347; fax 516-794-5531; email 9-avs-nyaco-cos@faa.gov.
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