2017-10-04: Landing Gear

Adoption of the Amendment Accordingly, under the authority delegated to me by the Administrator, the FAA amends 14 CFR part 39 as follows: PART 39--AIRWORTHINESS DIRECTIVES 0 1. The authority citation for part 39 continues to read as follows: Authority: 49 U.S.C. 106(g), 40113, 44701. Sec. 39.13 [Amended] 0 2. The FAA amends Sec. 39.13 by adding the following new airworthiness directive (AD): 2017-10-04 Embraer S.A.: Amendment 39-18878; Docket No. FAA-2016- 9507; Directorate Identifier 2016-NM-127-AD. (a) Effective Date This AD is effective June 29, 2017. (b) Affected ADs None. (c) Applicability This AD applies to Embraer S.A. Model EMB-120, EMB-120ER, EMB- 120FC, EMB-120QC, and EMB-120RT airplanes, certificated in any category, all serial numbers. (d) Subject Air Transport Association (ATA) of America Code 32, Landing Gear. (e) Reason This AD was prompted by changes to the airworthiness limitations, which add life-limited landing gear parts not previously identified. We are issuing this AD to prevent life- limited landing gear parts from being used beyond their safe-life limits, which could lead to collapse of the landing gear. (f) Compliance Comply with this AD within the compliance times specified, unless already done. (g) Revision of Maintenance or Inspection Program Within 90 days after the effective date of this AD, revise the maintenance or inspection program, as applicable, by incorporating the life-limited landing gear parts and the applicable safe-life limits identified in table 1 to paragraph (g) of this AD, as specified in EMB-120 Brasilia Maintenance Review Board (MRB) Report, Temporary Revision 28-1, dated May 17, 2016. Table 1 to Paragraph (g) of This AD--Life-Limited Landing Gear Parts ------------------------------------------------------------------------ Safe-life Part No. Description limits (landings) ------------------------------------------------------------------------ 19699-001-00................... Pin drag strut, lower.. 104,054 19429-000-00................... Piston tube (pre- 30,000 modification Embraer Service Bulletin 120- 032-0514). 19429-000-00................... Piston tube (post- 90,000 modification Embraer Service Bulletin 120- 032-0514). 19946-001-00................... Pin leg hinge.......... 90,000 20030-001-00................... Pin torque link........ 90,000 19437-000-00................... Drag strut, upper half. 104,054 20031-001-00................... Pin drag strut hinge... 104,054 19414-000-00................... Piston tube............ 90,000 19919-000-00................... Pin leg hinge.......... 90,000 ------------------------------------------------------------------------ (h) Replace Affected Parts The initial compliance time for the replacement of affected parts is specified in paragraphs (h)(1) and (h)(2) of this AD. Replace affected parts with serviceable parts, in accordance with the Accomplishment Instructions of Embraer Alert Service Bulletin 120-32-A543, dated July 11, 2016. (1) Before the applicable safe-life limit identified in table 1 to paragraph (g) of this AD, or within 90 days after the effective date of this AD, whichever occurs later. (2) Within 90 days after the effective date of this AD for parts on which the current status is unknown. (i) Parts Installation Prohibition As of the effective date of this AD, no person may install on any airplane a main landing gear part or nose landing gear part [[Page 24015]] having a part number identified in table 1 to paragraph (g) of this AD, if it has reached or exceeded its safe-life limit, or if its current status is unknown. (j) No Alternative Actions and Intervals After accomplishing the revision required by paragraph (g) of this AD, no alternative actions (e.g., inspections) or intervals may be used unless the actions or intervals are approved as an alternative method of compliance in accordance with the procedures specified in paragraph (k)(1) of this AD. (k) Other FAA AD Provisions The following provisions also apply to this AD: (1) Alternative Methods of Compliance (AMOCs): The Manager, International Branch, ANM-116, Transport Airplane Directorate, 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 International Branch, send it to the attention of the person identified in paragraph (l)(2) of this AD. Information may be emailed to: 9-ANM-116-AMOC-REQUESTS@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. (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, International Branch, ANM-116, Transport Airplane Directorate, FAA; or the Ag[ecirc]ncia Nacional de Avia[ccedil][atilde]o Civil (ANAC); or ANAC's authorized Designee. If approved by the ANAC Designee, the approval must include the Designee's authorized signature. (l) Related Information (1) Refer to Mandatory Continuing Airworthiness Information (MCAI) Brazilian AD 2016-07-02, dated July 27, 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-2016-9507. (2) For more information about this AD, contact Todd Thompson, Aerospace Engineer, International Branch, ANM-116, Transport Airplane Directorate, FAA, 1601 Lind Avenue SW., Renton, WA 98057- 3356; telephone 425-227-1175; fax 425-227-1149. (m) 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) EMB-120 Brasilia Maintenance Review Board (MRB) Report, Temporary Revision 28-1, dated May 17, 2016. (ii) Embraer Alert Service Bulletin 120-32-A543, dated July 11, 2016. (3) For service information identified in this AD, contact Empresa Brasileira de Aeronautica S.A. (Embraer), Technical Publications Section (PC 060), Av. Brigadeiro Faria Lima, 2170-- Putim--12227-901 S[atilde]o Jose dos Campos--SP--Brasil; telephone +55 12 3927-5852 or +55 12 3309-0732; fax +55 12 3927-7546; email distrib@embraer.com.br; Internet http://www.flyembraer.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 reference 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.