Federal Register of Legislation
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-145/14 Main Landing Gear Trailing Arm 8/2008
Applicability: Models EMB-145 and EMB-135 aircraft, equipped with main landing gear part number 2309-2002-001, -002, -003, -004, -005, -006, -009, -010, -501, -502, -503, -504, -505, -506, -507, -508, -509, -510, -511, or -512; or part number 2309-3002-501, -502, -503, -504, -505, -506, -507, -508, -509, or -510, with a cardan assembly part number 2309-2041-003 installed. Requirement: 1. Perform a detailed visual inspection of the main landing gear trailing arm for integrity of the sealant and damage at the trailing arm surface, in accordance with EMBRAER Service Bulletin (SB) No. 145-32-0091 original issue, or SB No. 145-32-0091 Revision 1, or later CTA/ANAC approved revision.
If any sign of sealant failure or damage at the trailing arm surface is found, before further flight, replace the cardan assembly part number 2309-2041-003 with a part number 2309-2041-401 cardan assembly, and perform a detailed visual inspection of the internal surface of the pivot axle of the trailing arm for corrosion, and repair any damage of the trailing arm, as necessary, in accordance with the Component Maintenance Manual. If corrosion is found, replace pin part number 2309-2050-003 with a new part number 2309-2050-003 pin and apply corrosion protection to the pin, before further flight.
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