Airworthiness Directives 2004 - Revocation and Remaking - Eurocopter BO 105 Series Helicopters

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 Airworthiness Directives 2004

 I, DAVID ALAN VILLIERS, delegate of the Civil Aviation Safety

 Authority, acting under subregulation 39.001 (1) of the Civil

 Aviation Safety Regulations 1998:

 (a) revoke the Airworthiness Directives mentioned in

 Schedule 1; and

 (b) make, as separate instruments, each Airworthiness

 Directive mentioned in Schedule 1 and attached.

 

 

 David Villiers

 Delegate of the Civil Aviation Safety Authority

 

  20 December 2004

 Note:   Each attached Airworthiness Directive is being re-made in exactly the

 same form as appears in the latest published edition of the Directive.

 


 Schedule 1 Revocation and Remaking of

 Airworthiness Directives

 Eurocopter BO 105 Series Helicopters

 AD Name AD Number

 Tandem Hydraulic Units - Water in Servo Valve AD/BO 105/1

 Tail Rotor Blade Grips AD/BO 105/2 Amdt 1

 Tail Rotor Gearbox Attachment AD/BO 105/3

 Dual Flight Controls AD/BO 105/4

 Tandem Hydraulic Units - Piston Rods AD/BO 105/5

 Fuel Filter Drain Valve AD/BO 105/6

 Fatigue Life Limitations AD/BO 105/7 Amdt 1

 Tail Boom Skin AD/BO 105/8

 Main Rotor Blade Grip Bolts AD/BO 105/9

 Swashplate AD/BO 105/10

 Tail Rotor Transmission AD/BO 105/11 Amdt 1

 Rotating Control Rod End Bearings AD/BO 105/12

 Load Hook System AD/BO 105/13

 Dual Hydraulic System Switch Over AD/BO 105/14

 Transmission Flange Shimming AD/BO 105/15

 

Overview

The Airworthiness Directives 2004, enacted by David Alan Villiers, a delegate of the Civil Aviation Safety Authority (CASA), is a legislative instrument designed to address the need for updated and consolidated airworthiness directives pertaining to specific aircraft models. This legislative instrument revokes existing airworthiness directives for Eurocopter BO 105 series helicopters and re-issues them with identical content to the latest published editions. The objective of this directive is to ensure that the airworthiness directives remain current and accurately reflect the most recent safety standards and requirements. The re-made directives cover a range of technical issues, including hydraulic units, tail rotor gearbox attachments, fatigue life limitations, and other critical safety aspects. By revoking and re-making these directives, the legislation aims to maintain high safety standards in civil aviation and ensure that operators of these aircraft models are compliant with the most recent regulatory requirements.

Scope and Application

The Airworthiness Directives 2004, promulgated by David Alan Villiers as a delegate of the Civil Aviation Safety Authority, pertains specifically to the airworthiness standards of Eurocopter BO 105 Series Helicopters. This legislation applies to all entities and individuals involved in the operation, maintenance, and manufacture of these helicopters within Australia. The directives aim to ensure that all relevant aircraft meet the safety standards stipulated by the Civil Aviation Safety Authority. The geographic reach of this legislation is national, applying uniformly across all states and territories in Australia. The application of these directives is comprehensive, covering various aspects of helicopter operations and maintenance, including hydraulic units, tail rotor blade grips, flight controls, and other critical components. The revocation and remaking of specific Airworthiness Directives as listed in the Schedule aim to update and reinforce the safety protocols, ensuring they align with the latest regulatory standards. This legislative instrument extends its reach through subordinate instruments, which may further detail the compliance requirements and operational standards for the specified helicopter models.

Key Provisions

The Airworthiness Directives 2004, promulgated by the delegate of the Civil Aviation Safety Authority (CASA), specifically David Alan Villiers, under the authority granted by subregulation 39.001 (1) of the Civil Aviation Safety Regulations 1998, serve to revoke certain existing Airworthiness Directives and to re-make them as separate instruments. The revocation and remaking process, detailed in Schedule 1, ensures that each Airworthiness Directive is updated to reflect the latest published edition. The key sections of this legislative instrument involve the revocation of specific Airworthiness Directives (section 1(a)) and the remaking of those same directives as individual instruments (section 1(b)). The Act imposes specific obligations on the parties and entities it governs. These entities, primarily helicopter operators, must comply with the newly re-made Airworthiness Directives, which detail essential safety measures and maintenance requirements for Eurocopter BO 105 Series Helicopters. For instance, operators are required to ensure that tandem hydraulic units, tail rotor blade grips, and other specified components meet the safety standards outlined in these directives. Failure to adhere to these standards could result in non-compliance with civil aviation safety regulations, potentially leading to operational restrictions or penalties. Breaches of the provisions set forth in the Airworthiness Directives 2004 can result in serious consequences. The Civil Aviation Safety Regulations 1998, under which these directives operate, include provisions for both civil and criminal penalties for non-compliance. Civil penalties can include fines, while criminal penalties can extend to imprisonment, depending on the severity of the breach and its impact on aviation safety. The exact penalties are not specified within this instrument but are detailed within the overarching regulations. Non-compliance with the airworthiness directives could also result in the grounding of aircraft, further impacting operational capabilities and potentially leading to more severe financial and safety repercussions for the operators.

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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.