Airworthiness directives › 2006-21-04
AD 2006-21-04 Airworthiness Directives; Empresa Brasileira de Aeronautica S.A. (EMBRAER) Model EMB-135BJ and EMB-145XR Airplanes
Models named: EMB-145XR, EMB-135BJ. Read the applicability below — it usually turns on serial or part numbers too.
Applicability*9
Model EMB-145XR airplanes, as listed in EMBRAER Service Bulletin 145-30-0035, Revision 03, dated March 8, 2005; and Model EMB-135BJ airplanes, as listed in EMBRAER Service Bulletin 145LEG-30-0002, Revision 01, dated January 4, 2005; certificated in any category.
Compliance
Required as indicated, unless accomplished previously. To prevent undetected build-up of clear ice on the wing surfaces, which could lead to reduced controllability of the airplane, accomplish the following: Modification of Clear-Ice Indication System (a) For Model EMB-145XR airplanes: Within 24 months or 5,000 flight hours after the effective date of this AD, whichever comes first, perform the actions specified in paragraphs (a)(1) and (a)(2) of this AD, as applicable, in accordance with the Accomplishment Instructions of EMBRAER Service Bulletin 145-30-0035, Revision 03, dated March 8, 2005. (1) Install complete electrical connections and provisions to add an additional indication device to the clear-ice indication system, as specified in Part I of the Accomplishment Instructions of the service bulletin. (2) Replace the existing clear-ice indication lamp with a new lamp having a new part number, as specified in Part II of the Accomplishment Instructions of the service bulletin. (b) For Model EMB-135BJ airplanes: Within 24 months or 5,000 flight hours after the effective date of this AD, whichever comes first, perform the actions in paragraphs (b)(1), (b)(2), (b)(3), and (b)(4) of this AD, as applicable, in accordance with the Accomplishment Instructions of EMBRAER Service Bulletin 145LEG-30-0002, Revision 01, dated January 4, 2005. (1) Install complete electrical connections and provisions to add an additional indication device to the clear-ice indication system, as specified in Part I of the Accomplishment Instructions of the service bulletin. (2) Modify the electrical connections of factory-provisioned airplanes to add an additional indication device to the clear-ice indication system, as specified in Part II of the Accomplishment Instructions of the service bulletin. (3) Remove the “Clear-Ice Inoperative” placard and reactivate the clear-ice additional indicator lamp, as specified in Part III of the Accomplishment Instructions of the service bulletin. (4) Replace the existing clear-ice indicator lamp with a new, improved lamp having a new part number, as specified in Part IV or V of the Accomplishment Instructions of the service bulletin. Actions Accomplished Per Previous Issues of Service Bulletins (c) Actions accomplished before the effective date of this AD in accordance with EMBRAER Service Bulletin 145-30-0035, Revision 02, dated January 6, 2005, are considered acceptable for compliance with the corresponding actions specified in this AD. Alternative Methods of Compliance (d)(1) In accordance with 14 CFR 39.19, the Manager, International Branch, ANM-116, FAA, Transport Airplane Directorate, is authorized to approve alternative methods of compliance for this AD. (2) Before using any AMOC approved in accordance with § 39.19 on any airplane to which the AMOC applies, notify the appropriate principal inspector in the FAA Flight Standards Certificate Holding District Office. Note 1: The subject of this AD is addressed in Brazilian airworthiness directive 2004-01-01, effective January 27, 2004. Incorporation by Reference (e) Unless otherwise specified in this AD, the actions must be done in accordance with EMBRAER Service Bulletin 145-30-0035, Revision 03, dated March 8, 2005; or EMBRAER Service Bulletin 145LEG-30-0002, Revision 01, dated January 4, 2005; as applicable. This incorporation by reference was approved by the Director of the Federal Register in accordance with 5 U.S.C. 552(a) and 1 CFR part 51. To get copies of this service information, contact Empresa Brasileira de Aeronautica S.A. (EMBRAER), P.O. Box 343—CEP 12.225, Sao Jose dos Campos—SP, Brazil. To inspect copies of this service information, go to the FAA, Transport Airplane Directorate, 1601 Lind Avenue, SW., Renton, Washington; or to the National Archives and Records Administration (NARA). For information on the availability of this material at the NARA, call (202) 741-6030, or go to http://www.archives.gov/federal_register/code_of_federal_regulations/ibr_locations.html. Effective Date (f) This amendment becomes effective on November 17, 2006. Issued in Renton, Washington, on October 4, 2006. Kalene C. Yanamura, Acting Manager, Transport Airplane Directorate, Aircraft Certification Service. [FR Doc. E6-16895 Filed 10-12-06; 8:45 am] BILLING CODE 4910-13-P
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The directive text above is reproduced from the Federal Register, a work of the United States government and in the public domain. The separation into applicability, compliance and required actions is TrackAD's.*1