AD/GOV/2 - Governor Body - Inspection

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Legislation au F2006B10309 In force Legislative Instrument

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COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 107 CIVIL AVIATION SAFETY AUTHORITY

SCHEDULE OF AIRWORTHINESS DIRECTIVES

 


Propeller Governors

 

AD/GOV/2 Governor Body - Inspection 9/71

Applicability: All Hamilton Standard Two-Flyweight Model 4U18 and 5U18 Governors. Document:               1. Hamilton Standard SB No. 518; or

2. FAA AD 57-16-4; or

 

3. AD/PHS/4.

 

Compliance: Before installation in an aircraft.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Overview

The Civil Aviation Regulations 1998, enacted by the Parliament of the Commonwealth of Australia, provide comprehensive rules and regulations governing all aspects of civil aviation within Australia. Specifically, Part 39 of these Regulations, which focuses on airworthiness directives, aims to ensure the safety and reliability of aircraft operations by mandating certain safety standards and requirements. One such directive, AD/GOV/2, pertains to the inspection of propeller governors for specific Hamilton Standard models. This directive was introduced to address potential safety issues related to these particular governors, ensuring they meet the necessary safety standards before being installed in aircraft. The Civil Aviation Safety Authority (CASA) is the body responsible for enforcing these regulations. The overarching policy objective of the Civil Aviation Regulations 1998 is to maintain and enhance the safety of civil aviation in Australia, thereby protecting the public and ensuring the efficient operation of the aviation industry. The specific directive AD/GOV/2 under Part 39 is designed to ensure that propeller governors are thoroughly inspected and meet the required safety standards, thus contributing to the overall safety and reliability of aircraft operations within the country.

Scope and Application

The Civil Aviation Regulations 1998, specifically Part 39 - 107, pertain to the Civil Aviation Safety Authority's Schedule of Airworthiness Directives, which ensures the safety and airworthiness of aircraft. Within this framework, AD/GOV/2 is an Airworthiness Directive focusing on the inspection of the governor body for Hamilton Standard Two-Flyweight Model 4U18 and 5U18 Governors. This directive applies universally to the specified propeller governors and must be adhered to before these components are installed in any aircraft. The compliance requirements are drawn from Hamilton Standard SB No. 518, FAA AD 57-16-4, and AD/PHS/4, ensuring a comprehensive approach to safety and operational standards. The directive applies nationally, overseen by the Civil Aviation Safety Authority, to ensure that all aircraft meet the requisite safety standards before operation. This directive is mandatory and applies to all aircraft operators who utilise the specified Hamilton Standard Two-Flyweight Model 4U18 and 5U18 Governors. The geographic reach of this regulation is nationwide, reflecting its importance in maintaining uniform safety standards across Australia. There are no stated exclusions or exemptions within the directive itself; however, the authority may extend or restrict the application through subordinate instruments, ensuring that any specific circumstances or variations are appropriately managed. The overarching goal is to prevent any potential safety risks associated with the governor body of the specified propellers.

Key Provisions

The primary operative section of the Civil Aviation Regulations 1998, Part 39, Schedule of Airworthiness Directives, AD/GOV/2, concerns the inspection of the governor body for all Hamilton Standard Two-Flyweight Model 4U18 and 5U18 Governors (Section 9/71). This directive is applicable to all such governors, as referenced in the documentation including Hamilton Standard SB No. 518, FAA AD 57-16-4, and AD/PHS/4. The directive stipulates that compliance is mandatory before these governors are installed in an aircraft. The obligations imposed by this directive are clear and specific. Owners or operators of Hamilton Standard Two-Flyweight Model 4U18 and 5U18 Governors must ensure that these components are inspected in accordance with the detailed procedures provided in the referenced documentation. This involves verifying the integrity and functionality of the governor body, ensuring that it meets the safety standards required for operation within Australian airspace. Compliance with the directive requires meticulous attention to detail and adherence to the specified inspection protocols to guarantee the airworthiness of the aircraft. Violations of this directive can lead to severe consequences. Failure to inspect the governor body as required can result in both civil and criminal penalties. Under Section 9/71, individuals or entities that do not comply with the Airworthiness Directive may face significant fines and potential criminal charges. The maximum penalties for non-compliance are not explicitly detailed in the provided text, but the seriousness of the directive suggests that the repercussions can be substantial, including the possibility of aircraft grounding and operational bans until compliance is achieved. It is imperative for all stakeholders to understand and adhere to these requirements to ensure the safety and legality of their aviation operations.

Legal classification tags

Area of Law
Aviation Law
Instrument
Regulation
Concepts
Definitions & Interpretation
Compliance Obligations
Prohibited Conduct
Catchwords
Airworthiness Directives

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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.