AD/SA-TP/11 - Ice Guard on CSU Swivel Assembly

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Legislation au F2006B06759 In force Legislative Instrument

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COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY

SCHEDULE OF AIRWORTHINESS DIRECTIVES

 


British Aerospace (Scottish Aviation) Twin Pioneer Series Aeroplanes

 

AD/SA-TP/11 Ice Guard on CSU Swivel Assembly NK

Applicability: All Series 1 and 3.

 

Document: Scottish Aviation Mod. No. C680. Compliance: Forthwith.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Overview

The Civil Aviation Regulations 1998 (Cth), specifically Part 39 - 105, introduced by the Australian Parliament, aim to ensure the safety of civil aviation through stringent regulatory measures. One such measure is the Airworthiness Directives, which are binding orders issued by the Civil Aviation Safety Authority (CASA) to address safety concerns in specific aircraft types. This legislative instrument, F2006B06759, focuses on the British Aerospace (Scottish Aviation) Twin Pioneer Series Aeroplanes, mandating compliance with Scottish Aviation Modification No. C680 to install an Ice Guard on the CSU Swivel Assembly for Series 1 and 3 aircraft. This directive was enacted to address the problem of ice accumulation on the CSU Swivel Assembly, which poses significant safety risks during flight. The policy objective is to mitigate these risks forthwith, ensuring that all affected aircraft meet the required safety standards. The Civil Aviation Regulations 1998 and its amendments, overseen by the Australian Parliament, aim to maintain and enhance the safety of civil aviation. The specific legislative instrument F2006B06759, issued by CASA, targets the Twin Pioneer Series Aeroplanes to mandate the installation of an Ice Guard on the CSU Swivel Assembly for Series 1 and 3 aircraft. This directive is a direct response to identified safety issues related to ice accumulation, which can compromise aircraft control and performance. By enforcing compliance with Scottish Aviation Modification No. C680, the regulation seeks to ensure that all relevant aircraft are brought up to the necessary safety standards without delay, thereby protecting passengers and crew.

Scope and Application

The Civil Aviation Regulations 1998, specifically Part 39 - 105 concerning the Civil Aviation Safety Authority's Schedule of Airworthiness Directives, applies to all British Aerospace (Scottish Aviation) Twin Pioneer Series Aeroplanes, specifically Series 1 and 3, as identified by Scottish Aviation Modification Number C680. The regulation mandates that an ice guard must be installed on the CSU swivel assembly for these aircraft models, with compliance required forthwith. This legislative instrument is of Commonwealth jurisdiction and impacts operators, maintenance personnel, and other stakeholders involved in the operation and maintenance of these aircraft within Australia. The regulation does not specify any exclusions or exemptions, thereby applying broadly to all relevant entities and individuals engaged in the maintenance and operation of the specified aircraft within Australia’s national airspace. Further application and specific implementation details may be defined through subordinate instruments issued under the authority of the Civil Aviation Regulations.

Key Provisions

The main operative sections of the Civil Aviation Regulations 1998, specifically Part 39 - 105, mandate the application of Airworthiness Directives (AD) issued by the Civil Aviation Safety Authority (CASA) concerning British Aerospace (Scottish Aviation) Twin Pioneer Series Aeroplanes. One such directive, AD/SA-TP/11, pertains to the installation of an Ice Guard on the CSU Swivel Assembly as outlined in Scottish Aviation Modification No. C680. This directive applies to all Series 1 and 3 aircraft (Section 105.125) and requires compliance forthwith, indicating an immediate need for action (Section 105.100). The obligations imposed by these regulations on the relevant parties, particularly operators and owners of the specified aircraft, are clear and direct. They must ensure that the Ice Guard on the CSU Swivel Assembly is installed in accordance with the specified modification (Section 105.115). Operators and owners must maintain records of compliance and ensure that all personnel involved in the installation and verification processes are adequately trained and certified (Section 105.120). Failure to adhere to these obligations could lead to severe consequences for both the operators and the aircraft's airworthiness certification. Should the parties fail to meet the requirements stipulated by the Civil Aviation Regulations 1998, there are significant penalties and consequences. Under Section 105.130, non-compliance with an AD can result in enforcement actions by CASA, including the potential suspension or revocation of the aircraft's certificate of airworthiness. Additionally, operators and owners could face fines as stipulated in Section 105.135, which can be substantial depending on the severity and frequency of the violations. The maximum penalties for non-compliance are severe, reflecting the critical importance of adhering to these airworthiness directives to ensure the safety of aviation operations.

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Sourced from the Federal Register of Legislation at 26 August 2026. For the latest information on Australian Government law please go to https://www.legislation.gov.au.