AD/CL-600/95 - Air-Driven Generator - Internal Wiring (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.

Bombardier (Canadair) CL-600 (Challenger) Series Aeroplanes AD/CL-600/95 Air-Driven Generator - Internal Wiring 4/2008 DM

Applicability: Model CL-600-2B19 aeroplane with serial numbers (S/N) 7305 through 7990, 8000 and subsequent. Requirement: 1. For aeroplanes with S/N 7305 through 7990 and 8000 through 8083 - a. Inspect the S/N of the installed air driven generator (ADG). If the S/N is not listed in paragraph 1.A of Bombardier Aerospace Service Bulletin (SB) 601R-24-113, Revision A, dated 11 August 2005, or later revision approved by the Chief, Continuing Airworthiness, Transport Canada, no further action is necessary. b. If as a result of the Requirement 1.a. inspection it is determined that the ADG S/N is listed in the SB inspect the ADG identification plate. If it is marked with the symbol "24-2" (refer Hamilton Sundstrand SB ERPS10AG-24-2), no further action is necessary. c. If the ADG identification plate is not marked with the symbol "24-2" modify the ADG wiring in accordance with the Accomplishment Instructions in SB 601R-24-113, Revision A, or later revision approved by the Chief, Continuing Airworthiness, Transport Canada. Note 1: Previous inspection, and modification as required, in accordance with Bombardier Aerospace SB 601R-24-113, original issue, dated 22 April 2004, or Revision A, dated 11 August 2005, is considered satisfactory for compliance with Requirement 1 of this directive if the ADG has not been replaced since SB incorporation. Note 2: It is permissible to satisfy Requirement 1 by a review of the aircraft maintenance records. 2 For aeroplanes with S/N 7305 through 7990, 8000 and subsequent - ADGs with part number 604-90800-1 (761339C), 604-90800-17 (761339D) or 604-90800-19 (761339E) and with a S/N listed in Table 1 may not be installed on any aeroplane as a replacement spare, unless it is identified with the symbol "24-2" (refer Hamilton Sundstrand SB ERPS10AG-24-2) on the identification plate.