Airworthiness Directives 2004 - Revocation and Remaking - General Electric Turbine Engines - CF6 Series

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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

 General Electric Turbine Engines - CF6 Series

 AD Name AD Number

 CF6-50 Life Limits - Engine Components - CANCELLED AD/CF6/1 Amdt 1

 CF6-80 Life Limits - Engine Components - CANCELLED AD/CF6/2 Amdt 1

 First Stage High Pressure Turbine Discs - CANCELLED AD/CF6/3

 High Pressure Turbine Rotor Spacer/Impeller Inspection Requirements -  AD/CF6/4

 Fuel Supply Manifold AD/CF6/5

 First Stage High Pressure Turbine Disc Embossment Radii AD/CF6/6

 First Stage High Pressure Turbine Disc Embossment Radii AD/CF6/7

 Low Pressure Turbine Cooling Air Manifold AD/CF6/8

 High Pressure Turbine Impeller Spacer Eddy Current Inspection AD/CF6/9

 Fuel Manifold AD/CF6/10 Amdt 1

 High Pressure Turbine Rotor - Stage 2 Disc Forward Embossment Inner  AD/CF6/11

 Turbine Mid Frame Aft Circumferential Weld AD/CF6/12 Amdt 2

 Accessory Compartment Fire Shields AD/CF6/13

 High Pressure Turbine Discs AD/CF6/14

 High Pressure Compressor Rear Shaft Bolt Hole AD/CF6/15 Amdt 2

 Fuel Manifold Support Bracket AD/CF6/16

 Stage 1 Fan Rotor Disc AD/CF6/17

 High Pressure Turbine Inspection and Improved Shroud Cooling AD/CF6/18

 High Pressure Compressor Rotor Inertia Weld AD/CF6/19

 High Pressure Compressor Rotor Stages 11 to 14 Vane to Spool Rubs AD/CF6/20

 Eddy Current Inspection of High Pressure Turbine Thermal Shields AD/CF6/21

 Fuel Manifold Inspection and Replacement AD/CF6/22

 High Pressure Turbine Rotor Stage 1 Disc/Shaft Inspection and Removal From  AD/CF6/23

 High Pressure Compressor Rotor Spools Stages 3 to 9 - CANCELLED AD/CF6/24 Amdt 2

 Fan Disks - Removal From Service AD/CF6/25

 Stage 11 to 13 Compressor Spool Inspection AD/CF6/26

 High Pressure Turbine Thermal Shield Inspection AD/CF6/27

 CF6-80C2 Stage 1 High Pressure Turbine Disc Inspection AD/CF6/28

 High Pressure Turbine - Stage 1 Disc Rim Bolt Holes and Stage 2 Disc Rim and  AD/CF6/29 Amdt 1


 CF6-80A Stage 1 High Pressure Turbine Disc Inspection AD/CF6/30

 Fan Stator Case Stiffening Ring and Stage 1 Fan Shroud AD/CF6/31

 Oil Quantity and Flame Arrestor Plug AD/CF6/32

 HPT Stage 2 Disk Life Limits AD/CF6/33

 Fan Reverser Centre Drive Unit AD/CF6/34

 Compressor Rear Frame Midflange AD/CF6/35

 Forward Engine Mount Assembly AD/CF6/36

 High Pressure Compressor Rotor (HPCR) Stages 3-9 - Replacement AD/CF6/37

 Stage 1 Fan Disk Inspection AD/CF6/38

 Accessory Gearbox Idler Adaptor - Inspection AD/CF6/39

 Fan Mid Shaft AD/CF6/40

 High Pressure Compressor 3-9 Spool - CANCELLED AD/CF6/41 Amdt 1

 Inspection of Critical Life-limited Rotating Engine Components - CANCELLED AD/CF6/42

 High Pressure Compressor 3-9 Spool - CANCELLED AD/CF6/43 Amdt 1

 High Pressure Turbine Disk - Stage 1 - CANCELLED AD/CF6/44

 Fuel Tube Replacement AD/CF6/45

 Inspection of Life Limited Parts AD/CF6/46

 Low Pressure Turbine Shaft - Life Limit AD/CF6/47

 Nozzle Guide Vanes AD/CF6/48 Amdt 1

 High Pressure Compressor 3-9 Spool - Inspection AD/CF6/49

 High Pressure Turbine - Inspection - CANCELLED AD/CF6/50

 LPT Shroud - Replacement AD/CF6/51

 Thrust Reverser - Inspection AD/CF6/52

 Forward Engine Mount Platforms AD/CF6/53

 High Pressure Turbine Disc AD/CF6/54

 Vertical Link And Pylon Attachment Bolts AD/CF6/55

 HP Stage 1 Turbine Discs AD/CF6/56

 HPT S2 NGV Distress AD/CF6/57

 

Overview

The Airworthiness Directives 2004 were enacted to address the need for updated and revised regulations governing airworthiness standards in Australia. This legislative instrument was created by David Alan Villiers, acting as a delegate of the Civil Aviation Safety Authority, under subregulation 39.001 (1) of the Civil Aviation Safety Regulations 1998. The primary objective of this legislative instrument is to revoke existing airworthiness directives and remake them in their current form, ensuring that the most up-to-date safety standards are implemented in the aviation industry. This initiative aims to maintain the highest levels of safety and efficiency within Australia's aviation sector by providing clear and consistent guidelines for airworthiness requirements.

Scope and Application

The Airworthiness Directives 2004 legislative instrument pertains to airworthiness directives related to the CF6 series of turbine engines, specifically those produced by General Electric. This legislation applies to the aviation industry, particularly to entities that operate aircraft equipped with the specified turbine engines. The scope includes the revocation and remaking of certain airworthiness directives to ensure compliance with current safety standards. The geographic and jurisdictional reach of this instrument is national, applying across Australia as it is enacted under the Civil Aviation Safety Regulations 1998, which operate under the Commonwealth jurisdiction. The instrument is effective in regulating the maintenance and operational standards of airworthy turbine engines. Notably, the directives address various aspects such as life limits, inspection requirements, and specific component replacements or modifications to ensure safety and reliability in aviation. While the primary focus is on the CF6 series engines, the legislation allows for extensions and modifications through subordinate instruments, thereby providing flexibility in adapting to technological advancements and safety improvements.

Key Provisions

The Airworthiness Directives 2004, made by David Alan Villiers as a delegate of the Civil Aviation Safety Authority (CASA), focus on the revocation and remaking of various Airworthiness Directives (AD) concerning General Electric Turbine Engines, specifically the CF6 Series (paragraphs 1-2). This legislative instrument revokes certain ADs listed in Schedule 1 and re-makes them as separate instruments in the same form as the latest published edition (paragraph 3). This ensures that the directives are up to date and reflect the most recent safety requirements and standards. The obligations imposed by the Airworthiness Directives 2004 primarily concern aircraft operators, maintenance providers, and other entities involved in the operation and maintenance of aircraft equipped with CF6 Series engines (paragraph 4). Operators and maintenance providers must adhere to the requirements set out in the re-made ADs, which include inspections, maintenance, and repair tasks to ensure the airworthiness of the engines (paragraph 5). These obligations are essential to maintaining safety standards and preventing potential hazards associated with engine failures or malfunctions. Violation of the provisions in the Airworthiness Directives 2004 can lead to significant legal consequences (paragraph 6). Under the Civil Aviation Safety Regulations 1998, non-compliance with ADs may result in enforcement actions, including fines and other penalties (paragraph 7). The maximum penalties for contravening ADs can be substantial, reflecting the importance of adhering to these safety requirements (paragraph 8). The specific penalties may vary depending on the nature and severity of the breach, but they are intended to ensure that all parties involved in aircraft operations and maintenance take the necessary steps to comply with the 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.