Federal Register of Legislation - Australian Government

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AD/BEECH 300/21 - Flight Control System

Authoritative Version
AD/BEECH 300/21 Airworthiness Directives/Pt 105 — Aircraft as made
Flight Control System
Administered by: Infrastructure, Transport, Regional Development and Communications
Exempt from sunsetting by the Legislation (Exemptions and Other Matters) Regulation 2015 s12 item 15
Registered 10 Jul 2007
Tabling HistoryDate
Tabled HR07-Aug-2007
Tabled Senate07-Aug-2007



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.

Beechcraft 300 Series Aeroplanes

AD/BEECH 300/21

Flight Control System




Model B300 aircraft, serial numbers FL-379 through FL-423, FL-426, FL-428 through FL-450, and FL-452.

Model B300C aircraft, serial number FM-11.


Inspect the entire flight control system for improper assembly and damage, in accordance with Raytheon Aircraft Company Mandatory Service Bulletin (SB) No. SB 27-3761 Issued February 2006, or SB No. SB 27-3761 Revision 1, dated December 2006.

If any improperly assembled or damaged flight controls are discovered as a result of the above inspection, before further flight, take corrective action as specified in SB No. SB 27-3761 original issue, or SB No. SB 27-3761 Revision 1.

Note:  FAA AD 2007-12-06 Amdt 39-15084 refers.


Unless already accomplished, within 100 hours time in service after 2 August 2007 or at the next annual inspection that occurs at least 30 days after 2 August 2007, whichever occurs first.


This Airworthiness Directive becomes effective on 2 August 2007.


The FAA received a report of inspections of several affected aircraft with improperly assembled or damaged flight controls.  Unless detected and corrected, improperly assembled or damaged flight controls could result in a reduction in flight control capability and lead to loss of control of the aircraft.

David Villiers
Delegate of the Civil Aviation Safety Authority

22 June 2007