Airworthiness Directive · Amendment 39-15853 · Electrical power
Empresa Brasileira de Aeronautica S.A. (EMBRAER) Model ERJ 170 Airplanes and Model ERJ 190 Airplanes
This AD applies to all EMBRAER Model ERJ 170-100 LR, -100 SE, -100 STD, -100 SU, -200 LR, -200 STD, and -200 SU airplanes; and Model ERJ 190-100 IGW, -100 LR, -100 STD, -100 ECJ, -200 IGW, -200 LR, and -200 STD airplanes; certificated in any category.
We are adopting a new airworthiness directive (AD) for the products listed above. This AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as:
Unless already done, do the following actions.
(1) Within 1,300 flight hours or 6 months after the effective date of this AD, whichever occurs first, determine the P/N and S/N of the RAT. For airplanes on which a RAT having P/N 1703781 is installed, do the actions specified in paragraphs (f)(1)(i) and (f)(1)(ii) of this AD, as applicable, in accordance with the Accomplishment Instructions of EMBRAER Service Bulletin 170-24-0041, Revision 01, dated August 28, 2007; or 190-24-0012, Revision 01, dated August 21, 2007; as applicable.
(i) For airplanes on which the S/N on the RAT is 0110, 0150, 0255, or 0354 through 0419: Before further flight, re-identify RAT P/N 1703781 to P/N 1703781A.
(ii) For airplanes on which the S/N on the RAT is 0005, 0101 through 0109, 0111 through 0149, 0151 through 0254, or 0256 through 0353: Within 6,000 flight hours or 26 months after the effective date of this AD, whichever occurs first, replace the affected RAT with a serviceable RAT.
(2) Previous accomplishment of the re-identification or replacement of the RAT before the effective date of this AD in accordance with EMBRAER Service Bulletin 170-24-0041 or 190-24-0012, both dated May 4, 2007, meets the requirements of (f)(1)(i) and (f)(1)(ii) of this AD, as applicable.
Note: This AD differs from the MCAI and/or service information as follows: No difference.
The aircraft, engines and makers this AD names, by the model designations in its text. A model listed here may still be outside the AD's serial ranges.
