AD/EMB-145/16 - Ailerons Power Control Actuator and Damper (Cth)

AIRWORTHINESS DIRECTIVE For the reasons set out in the background section, the CASA delegate whose signature appears below issues the following Airworthiness Directive (AD) under subregulation 39.001(1) of CASR 1998. The AD requires that the action set out in the requirement section (being action that the delegate considers necessary to correct the unsafe condition) be taken in relation to the aircraft or aeronautical product mentioned in the applicability section: (a) in the circumstances mentioned in the requirement section; and (b) in accordance with the instructions set out in the requirement section; and (c) at the time mentioned in the compliance section.

Embraer EMB-135 and EMB-145 Series Aeroplanes AD/EMB-145/16 Ailerons Power Control Actuator and Damper 9/2008 DM

Applicability: Embraer EMB-145( ) aircraft. Requirement: 1. For aircraft fitted with Power Control Actuator (PCA) P/N 394900-1003, 394900-1005 or 394900-1007:

(a) Perform a repetitive visual inspection of all rod ends and fittings in each PCA (RH and LH) at the aileron and wing structure connection points, using a mirror and flashlight, in accordance with Embraer Service Bulletin No. 145-27-0054 Rev. 2, or later revisions approved by the CTA.

(b) If any rod end is found cracked or failed, the PCA must be replaced by PCA P/N 418800-1003, 418800-9003, 418800-1005, 418800-9005, 418800-1007 or 418800-9007, in accordance with Embraer Service Bulletin No. 145-27-0062, original issue, or later revisions approved by the CTA.

(c) If any PCA fitting in the wing or aileron side is found cracked or failed, replace by new reinforced wing or aileron side PCA fittings in accordance with Embraer Service Bulletins Nos. 145-57-0019 Rev. 1 or 145-27-0061 Rev. 1, as applicable, or later revisions approved by the CTA.