2007-16-09: Low-stage check valve

2007-16-09 Empresa Brasileira de Aeronautica S.A. (EMBRAER): Amendment 39-15148. Docket No. FAA-2007-28094; Directorate Identifier 2006-NM-258-AD. Effective Date (a) This AD becomes effective September 13, 2007. Affected ADs (b) This AD supersedes AD 2005-23-14. Applicability (c) This AD applies to all EMBRAER Model ERJ 170-100 LR, -100 STD, -100 SE, -100 SU, -200 LR, -200 STD, and -200 SU airplanes; and Model ERJ 190-100 STD, -100 LR, and -100 IGW airplanes; certificated in any category. Unsafe Condition (d) This AD results from a report that an engine shut down during flight due to the failure of the low-stage check valve to close. We are issuing this AD to prevent failure of the low-stage check valve, which could result in an engine shutting down during flight. Compliance (e) You are responsible for having the actions required by this AD performed within the compliance times specified, unless the actions have already been done. Restatement of Requirements of AD 2005-23-14 Replacement for Right-Hand (RH) Engine on Model ERJ 170-100 LR, -100 STD, -100 SE, and -100 SU Airplanes With New Service Bulletin (f) For Model ERJ 170-100 LR, -100 STD, -100 SE, and -100 SU airplanes: Within 100 flight hours after November 29, 2005 (the effective date of AD 2005-23-14), or prior to the accumulation of 3,000 total flight hours, whichever occurs later, replace the low- stage check valve and associated seals of the RH engine's engine bleed system with a new check valve and new seals, in accordance with the Accomplishment Instructions of EMBRAER Alert Service Bulletin 170-36-A004, dated September 28, 2005; or paragraph 3.C. of the Accomplishment Instructions of EMBRAER Service Bulletin 170-36- 0004, dated November 18, 2005. Repeat the replacement thereafter at intervals not to exceed 3,000 flight hours. Parts Installation for RH Engine on Model ERJ 170-100 LR, -100 STD, - 100 SE, and -100 SU Airplanes (g) For Model ERJ 170-100 LR, -100 STD, -100 SE, and -100 SU airplanes: As of November 29, 2005, no engine may be installed in the RH position unless the low-stage check valve has been replaced in accordance with the actions required by paragraph (f) of this AD. Removed Check Valves (h) Although EMBRAER Alert Service Bulletin 170-36-A004, dated September 28, 2005, specifies to send removed check valves to the manufacturer, this AD does not include that requirement. New Requirements of This AD Replacement for Left-Hand (LH) Engine on All Model ERJ 170 Airplanes (i) For Model ERJ 170-100 LR, -100 STD, -100 SE, -100 SU, -200 LR, -200 STD, and -200 SU airplanes: Within 300 flight hours after the effective date of this AD or prior to the accumulation of 3,000 total flight hours, whichever occurs later, replace the low-stage check valve and associated seals of the LH engine's engine bleed system with a new check valve and new seals, in accordance with paragraph 3.B. of the Accomplishment Instructions of EMBRAER Service Bulletin 170-36-0004, dated November 18, 2005. Repeat the replacement thereafter at intervals not to exceed 3,000 flight hours. Replacement for RH Engine on Model ERJ 190 Airplanes (j) For Model ERJ 190-100 STD, -100 LR, and -100 IGW airplanes: Within 100 flight hours after the effective date of this AD or prior to the accumulation of 1,500 total flight hours, whichever occurs later, replace the low-stage check valve and associated seals of the RH engine's engine bleed system with a new check valve and new seals, in accordance with paragraph 3.C. of the Accomplishment Instructions of EMBRAER Service Bulletin 190-36-0004, dated October 18, 2006; or Revision 01, dated November 14, 2006. Repeat the replacement thereafter at intervals not to exceed 1,500 flight hours. Replacement for LH Engine on Model ERJ 190 Airplanes (k) For Model ERJ 190-100 STD, -100 LR, and -100 IGW airplanes: Within 600 flight hours after the effective date of this AD or prior to the accumulation of 1,500 total flight hours, whichever occurs later, replace the low-stage check valve and associated seals of the LH engine's engine bleed system with a new check valve and new seals, in accordance with paragraph 3.B. of the Accomplishment Instructions of EMBRAER Service Bulletin 190-36-0004, dated October 18, 2006; or Revision 01, dated November 14, 2006. Repeat the replacement thereafter at intervals not to exceed 1,500 flight hours. Parts Installation for LH Engine on Model ERJ 170 Airplanes (l) For Model ERJ 170-100 LR, -100 STD, -100 SE, -100 SU, -200 LR, -200 STD, and -200 SU airplanes: As of the effective date of this AD, no engine may be installed in the LH position unless the low-stage check valve has been replaced in accordance with the actions required by paragraph (i) of this AD. Parts Installation for RH and LH Engine on Model ERJ 190 Airplanes (m) For Model ERJ 190-100 STD, -100 LR, and -100 IGW airplanes: As of the effective date of this AD; no engine may be installed in the RH position unless the low-stage check valve has been replaced in accordance with the actions required by paragraph (j) of this AD; and no engine may be installed in the LH position unless the low- stage check valve has been replaced in accordance with the actions required by paragraph (k) of this AD. Removed Check Valves in Accordance With New Service Bulletins (n) Although EMBRAER Service Bulletin 170-36-0004, dated November 18, 2005; EMBRAER Service Bulletin 190-36-0004, dated October 18, 2006; and EMBRAER Service Bulletin 190-36-0004, Revision 01, dated November 14, 2006; specify to send removed check valves to the manufacturer, this AD does not include that requirement. Alternative Methods of Compliance (AMOCs) (o)(1) The Manager, International Branch, ANM-116, Transport Airplane Directorate, FAA, has the authority to approve AMOCs for this AD, if requested in accordance with the procedures found in 14 CFR 39.19. (2) To request a different method of compliance or a different compliance time for this AD, follow the procedures in 14 CFR 39.19. Before using any approved AMOC on any airplane to which the AMOC applies, notify your appropriate principal inspector (PI) in the FAA Flight Standards District Office (FSDO), or lacking a PI, your local FSDO. Related Information (p) Brazilian airworthiness directive 2005-09-03R1, effective May 23, 2006; and Brazilian airworthiness directive 2006-11-01R1, effective March 21, 2007; also address the subject of this AD. Material Incorporated by Reference (q) You must use the service information identified in Table 1 of this AD, as applicable, to perform the actions that are required by this AD, unless the AD specifies otherwise. Table 1.--All Material Incorporated by Reference Service Bulletin Revision Level Date EMBRAER Alert Service Bulletin 170-36-A004 Original September 28, 2005 EMBRAER Service Bulletin 170-36-0004 Original November 18, 2005 EMBRAER Service Bulletin 190-36-0004 Original October 18, 2006 EMBRAER Service Bulletin 190-36-0004 01 November 14, 2006 (1) The Director of the Federal Register approved the incorporation by reference of the documents identified in Table 2 of this AD in accordance with 5 U.S.C. 552(a) and 1 CFR part 51. Table 2.--New Material Incorporated by Reference Service Bulletin Revision Level Date EMBRAER Service Bulletin 170-36-0004 Original November 18, 2005 EMBRAER Service Bulletin 190-36-0004 Original October 18, 2006 EMBRAER Service Bulletin 190-36-0004 01 November 14, 2006 (2) On November 29, 2005 (70 FR 69075, November 14, 2005), the Director of the Federal Register approved the incorporation by reference of EMBRAER Alert Service Bulletin 170-36-A004, dated September 28, 2005. (3) Contact Empresa Brasileira de Aeronautica S.A. (EMBRAER), P.O. Box 343--CEP 12.225, Sao Jose dos Campos--SP, Brazil, for a copyof this service information. You may review copies at the FAA, Transport Airplane Directorate, 1601 Lind Avenue, SW., Renton, Washington; or 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 .