AD/PREMIER/2 - Starter Generator Shimming (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.

Hawker Beechcraft (Raytheon) 390 Series Aeroplanes AD/PREMIER/2 Starter Generator Shimming 12/2007 DM

Applicability: Model 390 aeroplanes, serial numbers RB-1 and RB-4 through RB-149. Requirement: 1. Inspect the left-hand and right-hand starter-generators, Raytheon Aircraft Company (RAC) part number (P/N) 390-389001-0001 or Advance Industries, Inc. (AI) P/N MG94A-1, to determine the serial number and suffix letter as specified in paragraph 3.A.(2) of RAC Mandatory Service Bulletin SB 24-3790 Issued August 2006. Note 1: If a starter-generator specified in paragraph 3.A.(2) of SB 24-3790, Issued August 2006, is not found during the Requirement 1 inspection, no further action is required. 2. If any starter-generator(s) specified in paragraph 3.A.(2) of SB 24-3790 Issued August 2006, is/are found during the Requirement 1 inspection, replace that starter-generator with a properly shimmed starter-generator in accordance with SB 24-3790 Issued August 2006 as follows: a. If both starter-generators are identified as being improperly shimmed: (i) Replace at least one affected starter-generator, and (ii) Replace the other affected starter-generator. b. If only one starter-generator is identified as being improperly shimmed, replace the affected starter-generator. 3. Starter-generators with RAC P/N 390-389001-0001 or AI P/N MG94A-1 that is specified in paragraph 3.A.(2) of SB 24-3790 Issued August 2006 may not be installed on any aeroplane as a replacement spare. Later revisions of the above SB, approved by the United States Federal Aviation Administration (FAA) as an Alternate Method of Compliance (AMOC) to FAA AD 2007-20-07, is/are considered acceptable for compliance with the equivalent Requirements of this Directive. Note 2: FAA AD 2007-20-07 Amdt 39-15217 refers.