AD/CF6/68 - Compressor Discharge Pressure Spring (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.

General Electric Turbine Engines - CF6 Series AD/CF6/68 Compressor Discharge Pressure Spring 12/2007

Applicability: General Electric Company Aircraft Engine Group (GEAE) CF6-45A, 45A2, -50A, -50C, -50CA, -50C1, -50C2, -50C2B, -50C2D, -50C2F, -50C2R, -50E, -50E1, -50E2, and -50E2B turbofan engines that have a main engine control (MEC) with a part number (P/ N) specified in Table 1 of this AD installed.

Note 1: These engines are installed on, but not limited to, Airbus A300 series airplanes, McDonnell Douglas DC-10, KC-10, and MD-10 series airplanes, and Boeing 747 series aeroplanes.

Table 1. - Affected Woodward and GEAE P/Ns for MECs by Engine Model Series Engine Model Series Woodward P/N GEAE P/N CF6-50A, -50C, -50CA, 8062-275 9070M55P42 -50C1, -50C2, 50C2B, -50C2D, -50C2F, -50C2R 8062-279 9070M55P44 8062-287 9070M55P49 8062-289 9070M55P51 8062-819 9070M55P101 8062-822 9070M55P102 8062-824 9070M55P103 8062-823 9070M55P104 8062-826 9070M55P105 8062-827 9070M55P106 8062-828 9070M55P107 8062-829 9070M55P108 CF6-45A, -45A2, -50E, 8062-276 9187M29P10 -50E1, -50E2, -50E2B 8062-280 9187M29P11 8062-290 9187M29P14