Airworthiness directives › 99-24-13
AD 99-24-13 Airworthiness Directives; Empresa Brasileira de Aeronautica S.A. (EMBRAER) Model EMB-135 and EMB-145 Series Airplanes
Models named: EMB-135, EMB-145 series. Read the applicability below — it usually turns on serial or part numbers too.
Applicability*9
All Model EMB-135 and EMB-145 series airplanes, certificated in any category.
Compliance
Required as indicated, unless accomplished previously. To prevent failure of the autopilot to automatically disconnect from flight director #2, as intended, at a low altitude during windshear conditions, which could result in reduced controllability of the airplane, accomplish the following: AFM Revision/Placard Installation (a) Within 20 flight hours after the effective date of this AD, accomplish the actions required by paragraphs (a)(1) and (a)(2) of this AD. (1) Revise the Limitations Section of the FAA-approved Airplane Flight Manual (AFM) to include the following statement. This may be accomplished by inserting a copy of this AD into the AFM. ``Operations are prohibited with flight director #2 coupled to autopilot below 1,500 feet above ground level (AGL).'' (2) Install a warning placard on the glareshield panel of the cockpit in accordance with Embraer Service Bulletin No. 145-31-0017, Change No. 01, dated October 22, 1999, which states: ``DO NOT OPERATE FLIGHT DIRECTOR #2 COUPLED TO AUTOPILOT BELOW 1,500 FT. AGL.'' Note 1: Installation of the warning placard, prior to the effective date of this AD, in accordance with Embraer Service Bulletin No. 145-31-0017, dated October 15, 1999, is considered acceptable for compliance with the requirements of paragraph (a)(2) of this AD. Alternative Methods of Compliance (b) An alternative method of compliance or adjustment of the compliance time that provides an acceptable level of safety may be used if approved by the Manager, Atlanta Aircraft Certification Office (ACO), FAA, Small Airplane Directorate. Operators shall submit their requests through an appropriate FAA Principal Operations Inspector, who may add comments and then send it to the Manager, Atlanta ACO. Note 2: Information concerning the existence of approved alternative methods of compliance with this AD, if any, may be obtained from the Atlanta ACO. Special Flight Permits (c) Special flight permits may be issued in accordance with sections 21.197 and 21.199 of the Federal Aviation Regulations (14 CFR 21.197 and 21.199) to operate the airplane to a location where the requirements of this AD can be accomplished. Incorporation by Reference (d) The placard installation shall be done in accordance with Empresa Brasileira De Aeronautica Service Bulletin 145-31-0017, Change No. 01, dated October 22, 1999 which contains the following list of effective pages: ------------------------------------------------------------------------ Revision level shown on Page No. page Date shown on page ------------------------------------------------------------------------ 1, 2.............. 01..................... October 22, 1999. 3-5............... Original............... October 15, 1999. ------------------------------------------------------------------------ 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. Copies may be obtained from Empresa Brasileira de Aeronautica S.A. (EMBRAER), P.O. Box 343--CEP 12.225, Sao Jose dos Campos-SP, Brazil. Copies may be inspected at the FAA, Transport Airplane Directorate, 1601 Lind Avenue, SW., Renton, Washington; or at the FAA, Small Airplane Directorate, Atlanta Aircraft Certification Office, One Crown Center, 1895 Phoenix Boulevard, suite 450, Atlanta, Georgia; or at the Office of the Federal Register, 800 North Capitol Street, NW., suite 700, Washington, DC. [[Page 66762]] Note 3: The subject of this AD is addressed in Brazilian airworthiness directive 1999-10-01, dated October 20, 1999. (e) This amendment becomes effective on December 15, 1999. Issued in Renton, Washington, on November 18, 1999. D.L. Riggin, Acting Manager, Transport Airplane Directorate, Aircraft Certification Service. [FR Doc. 99-30625 Filed 11-29-99; 8:45 am] BILLING CODE 4910-13-U
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