AD 2010-18-04 Airworthiness Directives; Empresa Brasileira de Aeronautica S.A. (EMBRAER) Model ERJ 170 Airplanes; and Model ERJ 190-100 LR, -100 IGW, -100 STD, -200 STD, -200 LR, and -200 IGW Airplanes

Models named: ERJ 170-100 LR, -100 STD, -100 SE, -100 SU, -200 LR, -200 STD, -200 SU, ERJ 190-100 LR, -100 IGW, -200 IGW. Read the applicability below — it usually turns on serial or part numbers too.

This AD applies to EMBRAER Model ERJ 170-100 LR, -100 STD, -100 SE, -100 SU, -200 LR, -200 STD, and -200 SU airplanes, serial numbers 17000002, 17000004 through 17000013 inclusive, and 17000015 through 17000208 inclusive; and Model ERJ 190-100 LR, -100 IGW, -100 STD, -200 STD, -200 LR, and -200 IGW airplanes, serial numbers 19000002, 19000004, and 19000006 through 19000152 inclusive; certificated in any category.

Unless already done, within 600 flight hours after the effective date of this AD: Perform a detailed visual inspection for cracks in the RAT machined support, in accordance with the Accomplishment Instructions of EMBRAER Service Bulletin 170-53-0057, dated February 21, 2008; or EMBRAER Service Bulletin 190-53-0027, dated February 18, 2008; as applicable. (1) If no crack is found, do the actions in either paragraph (f)(1)(i) or (f)(1)(ii) of this AD. (i) At the earlier of the times specified in paragraphs (f)(1)(i)(A) and (f)(1)(i)(B) of this AD, install reinforcements in the RAT machined support or replace the RAT machined support with a new support having part number 170-18676-405, in accordance with the Accomplishment Instructions of EMBRAER Service Bulletin 170-53-0057, dated February 21, 2008; or EMBRAER Service Bulletin 190-53-0027, dated February 18, 2008; as applicable. (A) Within 5,000 flight hours after accomplishing the inspection required by paragraph (f) of this AD. (B) Before further flight after the next two RAT deployments—which can be a flight deployment or a ground deployment as part of a maintenance task—after accomplishing the inspection required by paragraph (f) of this AD. (ii) Do the actions specified in paragraph (f)(1)(ii)(A) and (f)(1)(ii)(B) of this AD. (A) Do the inspection specified in paragraph (f) of this AD before further flight after each RAT deployment—which can be a flight deployment or a ground deployment as part of a maintenance task—until the installation specified in paragraph (f)(1)(ii)(B) of this AD is accomplished or the replacement specified in paragraph (f)(2) of this AD is accomplished. (B) Within 5,000 flight hours after accomplishing the inspection required by paragraph (f) of this AD, install reinforcements in the RAT machined support or replace the RAT machined support with a new support having part number 170-18676-405, in accordance with the Accomplishment Instructions of EMBRAER Service Bulletin 170-53-0057, dated February 21, 2008; or EMBRAER Service Bulletin 190-53-0027, dated February 18, 2008; as applicable. (2) If any cracking is found, before further flight replace the RAT machined support with a new support having part number 170-18676-405, in accordance with the Accomplishment Instructions of EMBRAER Service Bulletin 170-53-0057, dated February 21, 2008; or EMBRAER Service Bulletin 190-53-0027, dated February 18, 2008; as applicable. Note 1: Guidance on retracting the RAT without damaging the RAT machined support may be found in Task Number 24-23-00-840-801-A/200—Ram-Air-Turbine (RAT)—Retraction, of the EMBRAER 170/190 Airplane Maintenance Manual. FAA AD Differences Note 2: This AD differs from the MCAI and/or service information as follows: Although the MCAI or service information allows further flight after cracks are found during compliance with the required action, paragraph (f)(2) of this AD requires that you replace any cracked lug of the RAT machined support with a new support before further flight. Other FAA AD Provisions (g) The following provisions also apply to this AD: (1) Alternative Methods of Compliance (AMOCs): The Manager, International Branch, ANM-116, FAA, has the authority to approve AMOCs for this AD, if requested using the procedures found in 14 CFR 39.19. Send information to ATTN: Kenny Kaulia, Aerospace Engineer, International Branch, ANM-116, Transport Airplane Directorate, FAA, 1601 Lind Avenue, SW., Renton, Washington 98057-3356; telephone (425) 227-2848; fax (425) 227-1149. Before using any approved AMOC on any airplane to which the AMOC applies, notify your principal maintenance inspector (PMI) or principal avionics inspector (PAI), as appropriate, or lacking a principal inspector, your local Flight Standards District Office. (2) Airworthy Product: For any requirement in this AD to obtain corrective actions from a manufacturer or other source, use these actions if they are FAA-approved. Corrective actions are considered FAA-approved if they are approved by the State of Design Authority (or their delegated agent). You are required to assure the product is airworthy before it is returned to service. (3) Reporting Requirements: For any reporting requirement in this AD, under the provisions of the Paperwork Reduction Act, the Office of Management and Budget (OMB) has approved the information collection requirements and has assigned OMB Control Number 2120-0056. Related Information (h) Refer to MCAI Agência Nacional de Aviação Civil (ANAC) Airworthiness Directives 2008-10-05 and 2008-10-06, both dated November 10, 2008; EMBRAER Service Bulletin 170-53-0057, dated February 21, 2008; and EMBRAER Service Bulletin 190-53-0027, dated February 18, 2008; for related information. Material Incorporated by Reference (i) You must use EMBRAER Service Bulletin 170-53-0057, dated February 21, 2008; or EMBRAER Service Bulletin 190-53-0027, dated February 18, 2008; as applicable; to do the actions required by this AD, unless the AD specifies otherwise. (1) The Director of the Federal Register approved the incorporation by reference of this service information under 5 U.S.C. 552(a) and 1 CFR part 51. (2) 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 São Jose dos Campos—SP—BRASIL; telephone: +55 12 3927-5852 or +55 12 3309-0732; fax: +55 12 3927-7546; e-mail: distrib@embraer.com.br ; Internet: http://www.flyembraer.com. (3) You may review copies of the service information at the FAA, Transport Airplane Directorate, 1601 Lind Avenue, SW., Renton, Washington. For information on the availability of this material at the FAA, call 425-227-1221. (4) You may also review copies of the 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/code_of_federal_regulations/ibr_locations.html. Issued in Renton, Washington, on August 13, 2010. Ali Bahrami, Manager, Transport Airplane Directorate, Aircraft Certification Service. [FR Doc. 2010-20843 Filed 8-24-10; 8:45 am] BILLING CODE 4910-13-P

Unless already done, within 600 flight hours after the effective date of this AD: Perform a detailed visual inspection for cracks in the RAT machined support, in accordance with the Accomplishment Instructions of EMBRAER Service Bulletin 170-53-0057, dated February 21, 2008; or EMBRAER Service Bulletin 190-53-0027, dated February 18, 2008; as applicable. (1) If no crack is found, do the actions in either paragraph (f)(1)(i) or (f)(1)(ii) of this AD. (i) At the earlier of the times specified in paragraphs (f)(1)(i)(A) and (f)(1)(i)(B) of this AD, install reinforcements in the RAT machined support or replace the RAT machined support with a new support having part number 170-18676-405, in accordance with the Accomplishment Instructions of EMBRAER Service Bulletin 170-53-0057, dated February 21, 2008; or EMBRAER Service Bulletin 190-53-0027, dated February 18, 2008; as applicable. (A) Within 5,000 flight hours after accomplishing the inspection required by paragraph (f) of this AD. (B) Before further flight after the next two RAT deployments—which can be a flight deployment or a ground deployment as part of a maintenance task—after accomplishing the inspection required by paragraph (f) of this AD. (ii) Do the actions specified in paragraph (f)(1)(ii)(A) and (f)(1)(ii)(B) of this AD. (A) Do the inspection specified in paragraph (f) of this AD before further flight after each RAT deployment—which can be a flight deployment or a ground deployment as part of a maintenance task—until the installation specified in paragraph (f)(1)(ii)(B) of this AD is accomplished or the replacement specified in paragraph (f)(2) of this AD is accomplished. (B) Within 5,000 flight hours after accomplishing the inspection required by paragraph (f) of this AD, install reinforcements in the RAT machined support or replace the RAT machined support with a new support having part number 170-18676-405, in accordance with the Accomplishment Instructions of EMBRAER Service Bulletin 170-53-0057, dated February 21, 2008; or EMBRAER Service Bulletin 190-53-0027, dated February 18, 2008; as applicable. (2) If any cracking is found, before further flight replace the RAT machined support with a new support having part number 170-18676-405, in accordance with the Accomplishment Instructions of EMBRAER Service Bulletin 170-53-0057, dated February 21, 2008; or EMBRAER Service Bulletin 190-53-0027, dated February 18, 2008; as applicable. Note 1: Guidance on retracting the RAT without damaging the RAT machined support may be found in Task Number 24-23-00-840-801-A/200—Ram-Air-Turbine (RAT)—Retraction, of the EMBRAER 170/190 Airplane Maintenance Manual. FAA AD Differences Note 2: This AD differs from the MCAI and/or service information as follows: Although the MCAI or service information allows further flight after cracks are found during compliance with the required action, paragraph (f)(2) of this AD requires that you replace any cracked lug of the RAT machined support with a new support before further flight. Other FAA AD Provisions (g) The following provisions also apply to this AD: (1) Alternative Methods of Compliance (AMOCs): The Manager, International Branch, ANM-116, FAA, has the authority to approve AMOCs for this AD, if requested using the procedures found in 14 CFR 39.19. Send information to ATTN: Kenny Kaulia, Aerospace Engineer, International Branch, ANM-116, Transport Airplane Directorate, FAA, 1601 Lind Avenue, SW., Renton, Washington 98057-3356; telephone (425) 227-2848; fax (425) 227-1149. Before using any approved AMOC on any airplane to which the AMOC applies, notify your principal maintenance inspector (PMI) or principal avionics inspector (PAI), as appropriate, or lacking a principal inspector, your local Flight Standards District Office. (2) Airworthy Product: For any requirement in this AD to obtain corrective actions from a manufacturer or other source, use these actions if they are FAA-approved. Corrective actions are considered FAA-approved if they are approved by the State of Design Authority (or their delegated agent). You are required to assure the product is airworthy before it is returned to service. (3) Reporting Requirements: For any reporting requirement in this AD, under the provisions of the Paperwork Reduction Act, the Office of Management and Budget (OMB) has approved the information collection requirements and has assigned OMB Control Number 2120-0056. Related Information (h) Refer to MCAI Agência Nacional de Aviação Civil (ANAC) Airworthiness Directives 2008-10-05 and 2008-10-06, both dated November 10, 2008; EMBRAER Service Bulletin 170-53-0057, dated February 21, 2008; and EMBRAER Service Bulletin 190-53-0027, dated February 18, 2008; for related information. Material Incorporated by Reference (i) You must use EMBRAER Service Bulletin 170-53-0057, dated February 21, 2008; or EMBRAER Service Bulletin 190-53-0027, dated February 18, 2008; as applicable; to do the actions required by this AD, unless the AD specifies otherwise. (1) The Director of the Federal Register approved the incorporation by reference of this service information under 5 U.S.C. 552(a) and 1 CFR part 51. (2) 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 São Jose dos Campos—SP—BRASIL; telephone: +55 12 3927-5852 or +55 12 3309-0732; fax: +55 12 3927-7546; e-mail: distrib@embraer.com.br ; Internet: http://www.flyembraer.com. (3) You may review copies of the service information at the FAA, Transport Airplane Directorate, 1601 Lind Avenue, SW., Renton, Washington. For information on the availability of this material at the FAA, call 425-227-1221. (4) You may also review copies of the 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/code_of_federal_regulations/ibr_locations.html. Issued in Renton, Washington, on August 13, 2010. Ali Bahrami, Manager, Transport Airplane Directorate, Aircraft Certification Service. [FR Doc. 2010-20843 Filed 8-24-10; 8:45 am] BILLING CODE 4910-13-P