Airworthiness Directives 2004 - Revocation and Remaking - GAF N22 and N24 Series Aeroplanes

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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

 GAF N22 and N24 Series Aeroplanes

 AD Name AD Number

 CANCELLED AD/GAF-N22/1

 Retirement Lives - Fatigue Critical Components AD/GAF-N22/2 Amdt 3

 CANCELLED AD/GAF-N22/3

 Landing Gear Retraction System - Chain Replacement AD/GAF-N22/4

 Aileron Control System - Chain Replacement AD/GAF-N22/5

 Rudder and Stabiliser Trim Systems - Chain Replacement AD/GAF-N22/6

 Engine Oil Tank Replacement AD/GAF-N22/7

 CANCELLED AD/GAF-N22/8

 Fuel System Check Valves - Modification AD/GAF-N22/9

 Main Landing Gear - Inspection AD/GAF-N22/10

 Relocation of Pilot Seat Installations AD/GAF-N22/11 Amdt 1

 Rudder Control System - Inspection and Modification AD/GAF-N22/12 Amdt 1

 Fuel Crossfeed Selector Knob - Inspection and Replacement AD/GAF-N22/13 Amdt 1

 Engine Air Intake Fairing - Inspection AD/GAF-N22/14

 Engine Air Intake Fairing - Inspection and Rework AD/GAF-N22/15

 Horizontal Stabiliser Rivets - Inspection AD/GAF-N22/16 Amdt 1

 Horizontal Stabiliser Trim Tab System - Inspection and Modification AD/GAF-N22/17 Amdt 1

 Upper Engine Cowl Left Hand Stay - Removal AD/GAF-N22/18

 Rear Baggage Compartment, External Door - Placards AD/GAF-N22/19

 Hot Air Check Valve - Inspection and Modification AD/GAF-N22/20 Amdt 1

 Control Wheel Assembly Retaining Pin - Inspection AD/GAF-N22/21 Amdt 1

 Fuselage - Wing Centre Section Spar Support Bracket Attachment - Inspection AD/GAF-N22/22

 Rudder Pedal Guards - Modification AD/GAF-N22/23

 Audio System Modification AD/GAF-N22/24

 Air Intake Anti-Icing Valve - Inspection and Modification AD/GAF-N22/25

 Rudder Tab Mass Balance Hinge Pin - Inspection AD/GAF-N22/26

 Rudder Tab - Modification AD/GAF-N22/27

 Horizontal Stabiliser and Trim Tab System AD/GAF-N22/28 Amdt 4

 Horizontal Stabiliser - Weather Proofing AD/GAF-N22/29


 Horizontal Stabiliser Control System - Inspection for Wind Gust Damage AD/GAF-N22/30

 Control Wheel Gimbal Support Structure Tie Rod Attachment Plates -  AD/GAF-N22/31

 Trim Tab Hinge to Horizontal Stabiliser Attachment - Inspection AD/GAF-N22/32

 Rudder Structure and Trim Tab Control Rod - Inspection and Modification AD/GAF-N22/33

 Horizontal Stabiliser Gust Lock - Installation AD/GAF-N22/34

 Horizontal Stabiliser Trim Tab System - Modification AD/GAF-N22/35

 Horizontal Stabiliser - Modification AD/GAF-N22/36

 Rudder Control Torque Shaft Universal Joint - Inspection AD/GAF-N22/37

 Horizontal Stabiliser and Trim Tabs - Modification - CANCELLED AD/GAF-N22/38

 Horizontal Stabiliser Pivot Bracket Attachment - Inspection and Modification AD/GAF-N22/39 Amdt 1

 Fuel Tank Selector and Fuel Shut-Off Cables - Inspection AD/GAF-N22/40

 Emergency Exit Door Lock Mechanism - Inspection AD/GAF-N22/41

 Emergency Exit - External Label AD/GAF-N22/42

 Autopilot Aileron Servo Unit Bridle Cable Assembly P/N 1/N-45-1317 - Inspection AD/GAF-N22/43 Amdt 1

 Rudder Control Lever Shafts AD/GAF-N22/44 Amdt 2

 Revised Compliance Requirements for Embodiment of Nomad Service Bulletins  AD/GAF-N22/45

 Control Wheel Assembly - Inspection and Replacement AD/GAF-N22/46 Amdt 1

 Engine Air Intake Modification AD/GAF-N22/47

 Flap and Aileron Control Rod Fork Ends - Inspection AD/GAF-N22/48

 Emergency Exit - Modification AD/GAF-N22/49

 Fin Attachment Fittings AD/GAF-N22/50 Amdt 2

 Rudder Pedal Guard Plate AD/GAF-N22/51

 Stub Wing Upper Front Spar Cap AD/GAF-N22/52

 Taper Pins - Control Systems AD/GAF-N22/53

 D.C. Power - Generator Cable Termination AD/GAF-N22/54

 Rudder Pedal Guard Brush Seals AD/GAF-N22/55

 Rudder Pedal Pivot Arms AD/GAF-N22/56 Amdt 1

 Oxygen - Cabin Supply Pipe AD/GAF-N22/57

 Horizontal Stabiliser AD/GAF-N22/58 Amdt 5

 Engine Ground Running AD/GAF-N22/59 Amdt 1

 Horizontal Stabiliser Pivot Bearings and Brackets AD/GAF-N22/60

 Trim Tab Hinge AD/GAF-N22/61 Amdt 1

 Stub Fin AD/GAF-N22/62 Amdt 1

 Stub Fin Plate P/N 1D/N-12-57 AD/GAF-N22/63 Amdt 1

 Aileron Structure AD/GAF-N22/64

 Rear Fuselage Frame AD/GAF-N22/65 Amdt 3


 Stub Fin Ribs AD/GAF-N22/66 Amdt 2

 Flap Components - Retirement Lives AD/GAF-N22/67

 Horizontal Stabiliser - Main Spar and Upper Skin AD/GAF-N22/68

 Ailerons AD/GAF-N22/69 Amdt 4

 Wing Strut Upper End Fitting AD/GAF-N22/70 Amdt 2

 Landing Gear AD/GAF-N22/71

 Upper Fin Rear Attachment Points AD/GAF-N22/72

 Rudder Pedals Brake Push Rod AD/GAF-N22/73

 Left Wing Aft Wing Break Electrical Connector AD/GAF-N22/74 Amdt 1

 Horizontal Stabiliser Access Panel Intercostal Angles and Upper and Lower  AD/GAF-N22/75 Amdt 1

 

Overview

The Airworthiness Directives 2004, enacted in 2004, is a legislative instrument aimed at ensuring the continued airworthiness of aircraft by establishing and enforcing specific safety standards and requirements. This instrument was introduced to address the need for a comprehensive and regularly updated regulatory framework governing the maintenance and operation of aircraft in Australia. The Civil Aviation Safety Authority (CASA) is the enacting body responsible for the administration of this legislative instrument, with a policy objective to enhance aviation safety by mandating compliance with airworthiness directives that are critical for the safe operation of aircraft. The legislative instrument operates by revoking existing airworthiness directives and re-making them as separate instruments, ensuring that the latest safety standards and requirements are effectively communicated and enforced. This process maintains the currency and relevance of the directives, addressing any identified safety issues or updates in aviation technology and practices. The directives cover a range of areas including structural components, systems, and operational procedures essential for maintaining the airworthiness of aircraft.

Scope and Application

The Airworthiness Directives 2004, as delegated by David Alan Villiers, the delegate of the Civil Aviation Safety Authority (CASA), apply to the specified airworthiness directives listed in Schedule 1. These directives primarily govern the airworthiness of GAF N22 and N24 series aeroplanes, detailing specific maintenance, inspection, and modification requirements to ensure the safety and compliance of these aircraft with civil aviation standards. The directives are applicable to aircraft operators, maintenance personnel, and other relevant entities within the Australian aviation industry. The scope of these directives is national, extending across all states and territories within Australia. It should be noted that the directives have been revoked and remade as separate instruments, ensuring that the most up-to-date safety requirements are being adhered to. No exclusions, exemptions, or thresholds are specified within the text, and the application of these directives may be extended or restricted through subordinate instruments as necessary.

Key Provisions

This legislative instrument, issued by David Alan Villiers as a delegate of the Civil Aviation Safety Authority, revokes a series of existing Airworthiness Directives (ADs) and re-issues them in a separate instrument format. Specifically, section 1(a) of the instrument revokes the Airworthiness Directives listed in Schedule 1, and section 1(b) re-makes each of these directives as separate instruments, ensuring that they remain in force under the latest published edition's specifications. The directives pertain to the GAF N22 and N24 series aeroplanes and cover a range of maintenance and inspection requirements to ensure the continued airworthiness of these aircraft. The obligations imposed by these re-made directives are primarily on aircraft owners, operators, and maintenance providers. They must adhere to the specific maintenance, inspection, and modification requirements outlined in each AD to ensure that the aircraft meet the necessary safety standards. For instance, directives may require the replacement of specific components, such as the engine oil tank (AD/GAF-N22/6), or the inspection and modification of systems like the rudder control system (AD/GAF-N22/11 Amdt 1). Compliance with these directives is crucial to maintaining the airworthiness of the aircraft and ensuring the safety of all passengers and crew. Failure to comply with the requirements set out in these Airworthiness Directives can result in significant penalties. Under the Civil Aviation Safety Regulations 1998, non-compliance may lead to civil penalties, including fines, and in severe cases, criminal charges. The specific penalties can vary based on the nature and severity of the breach. For example, if an operator fails to comply with a directive that results in an accident, they could face both criminal charges and substantial fines. The exact penalties are not detailed in the legislative instrument itself but are governed by the broader regulatory framework provided by the Civil Aviation Safety Regulations 1998.

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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.