Airworthiness Directives 2004 - Revocation and Remaking - Fokker F50 (F27 Mk 50) Series Aeroplanes

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Legislation au F2006B07872 In force Legislative Instrument

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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

 Fokker F50 (F27 Mk 50) Series Aeroplanes

 AD Name AD Number

 Central Windshield Post Connection to Pressure Bulkhead AD/F50/1

 Aircraft Flight Manual and Minimum Equipment List Amendment AD/F50/2

 Wing Structure - Skin Splice WS 7915 AD/F50/3 Amdt 1

 Fire Sensing Element (Fire Wire) Bonding AD/F50/4

 Cabin Pressure Control System AD/F50/5

 Control Cables in Accessory Compartment AD/F50/6

 Dorsal Fin Gutter AD/F50/7

 Passenger Entrance Door Coamings AD/F50/8

 Door External Handles AD/F50/9

 Outboard Nacelle Ventilation Air Inlets AD/F50/10

 Wing Centre Section Cable Tray Blanking Plate AD/F50/11

 Engine Anti-Ice Control Unit AD/F50/12

 Accessory Bay Ventilation Air Outlet AD/F50/13

 Outer Wing End Rib Access Panel AD/F50/14 Amdt 1

 Engine Air Intake Seal AD/F50/15

 Flap Power Drive Unit AD/F50/16 Amdt 1

 Fuel Collector Tank Supply Line AD/F50/17

 Door Mechanism Gearbox Cover AD/F50/18

 Engine Controls AD/F50/19

 Engine Tailpipe Assembly AD/F50/20 Amdt 1

 Forward Fuselage - Stringers and Frame 5775 AD/F50/21

 Elevator Trim Cable Pulley Bracket and Mounting AD/F50/22

 Elevator Control Rod Ends AD/F50/23

 Engine Control Rod Clearance AD/F50/24

 Radio Magnetic Indicators Wiring Change AD/F50/25

 Forward Passenger Door Frame to Torsion Box Connection AD/F50/26 Amdt 1

 Windshield - Post Link Support Bracket- Forward Pressure Bulkhead AD/F50/27

 Stringer 18 Between Stations 4875 and 5325 AD/F50/28

 Elevator and Tab Pulley Bracket - Frame 3100 AD/F50/29


 Fuselage Upper Girder Connection at Frame Sta. 3415 AD/F50/30

 Accessory Compartment Cable Covers AD/F50/31

 Electrical Power - Terminal Block and Contactor Torque Values AD/F50/32 Amdt 1

 Landing Gear - Extension/Retraction Control AD/F50/33 Amdt 1

 Electrical Power - AC Emergency Inverter AD/F50/34

 Emergency Inverter Circuitry - CANCELLED AD/F50/35

 Alternate Brake System Cables AD/F50/36

 Auto Flight Idle Stop Mechanism AD/F50/37

 Auto Flight Idle Stop Mechanism Modification AD/F50/38

 Elevator Torque Tube Bearing Plate Bolts AD/F50/39

 Fire Wire Connector Replacement AD/F50/40

 Outboard Flap Drive AD/F50/41

 External Power Connection Relay Fitment AD/F50/42 Amdt 1

 Fuselage - Flight Compartment Window Frames -1 AD/F50/43

 Fuselage - Flight Compartment Window Frames -2 AD/F50/44

 Fuselage Power Supply Box Surround Structure AD/F50/45

 Forward Fuselage Skin Dimples AD/F50/46

 Nose Landing Gear Retraction Mechanism AD/F50/47

 RH Nacelle Aft Cone Fairing Fork-End Assemblies AD/F50/48

 Windshield Wiper Rotary Selector Switch Replacement AD/F50/49

 Windshield Wiper System AD/F50/50

 Auto Feather Control Unit AD/F50/51

 Cockpit Window Post Attach Angles AD/F50/52

 Fuselage Skin Above Forward Passenger Door AD/F50/53

 Fuselage Skin to Stringer and Skin to Frame Connections AD/F50/54

 Autoflight - Autopilot Computer - Replacement AD/F50/55

 Collector Tank Strap Assemblies and Fuel Lines AD/F50/56 Amdt 1

 NLG Hinge Point AD/F50/57

 MLG Sliding Member Out-Stop Assembly AD/F50/58 Amdt 4

 Engine Electronic Control System AD/F50/59

 Bottom Hinged Cowl Door AD/F50/60 Amdt 1

 Aileron Trim Screwjack Capscrews AD/F50/61

 Lights - Rear Cabin Exit Sign AD/F50/62

 Control Panel Lighting Plates AD/F50/63

 Seat Rails Tapered Shims AD/F50/64

 Aileron Hinge Bolt and Spring-Tab Balance Unit AD/F50/65


 Lavatory Pump and Filter Assembly Electrical Grounding AD/F50/66

 Main Landing Gear Drag Stay Tubes AD/F50/67

 Lower Cowling By-Pass Duct Opening AD/F50/68

 In Wing Aileron Control Cables AD/F50/69 Amdt 2

 LH Elevator Drainage AD/F50/70

 Wings - Bottom Skin Access Covers AD/F50/71

 Main Landing Gear Lock Link AD/F50/72

 Hub Mounting Face Dowel Hole Inspection Following Propeller Overtorque AD/F50/73

 Ground Idle Stop Assembly AD/F50/74

 Aft Fuselage Skin Joint AD/F50/75

 Time Limits/Maintenance Checks - Maintenance Requirements AD/F50/76 Amdt 1

 Stabilizer De-Icing Monitoring System AD/F50/77

 Outer Wing Stringer-to-Rib Connections AD/F50/78 Amdt 1

 Control Surfaces Leading Edge Attachment AD/F50/79 Amdt 4

 Flight Crew Seat Shoulder Harness AD/F50/80

 TCAS Antenna Structural Provisions AD/F50/81

 Bleed Air Supply Duct Assembly - Inspection/Modification AD/F50/82

 Grimes Aerospace Passenger Service Units AD/F50/83

 Fuel - Ventilation float valve & sniffle valve AD/F50/84 Amdt 1

 Replace Feathering Pump Gasket AD/F50/85

 Skid Control Unit AD/F50/86

 Pitot & Static Port Heating Wiring AD/F50/87

 Power Plant - Feathering pump AD/F50/88

 Cargo Restraint Strap Assemblies AD/F50/89

 

Overview

The Airworthiness Directives 2004 was enacted to address the need for up-to-date and enforceable airworthiness standards for Fokker F50 (F27 Mk 50) series aeroplanes in Australia. This legislative instrument was introduced to revoke and re-make various Airworthiness Directives that pertain to the maintenance, operation, and safety of these aircraft. The instrument was made by David Villiers, as a delegate of the Civil Aviation Safety Authority (CASA), acting under the authority of the Civil Aviation Safety Regulations 1998. The policy objective behind these directives is to ensure that Fokker F50 aircraft continue to meet the required safety standards, thereby protecting the public and maintaining the integrity of the aviation system. The Airworthiness Directives 2004, by revoking and re-making the specified directives, ensures that all Fokker F50 aircraft operating in Australia comply with the most current safety regulations. This approach helps to mitigate risks associated with ageing aircraft and evolving safety concerns, thereby enhancing the overall safety of air travel. Each directive is re-made in its entirety to maintain consistency with the latest published editions, ensuring that all stakeholders are operating under the same, up-to-date safety protocols.

Scope and Application

The Airworthiness Directives 2004, promulgated by David Alan Villiers, a delegate of the Civil Aviation Safety Authority (CASA), concern the maintenance and operation of Fokker F50 (F27 Mk 50) Series Aeroplanes, applying to the aviation industry and all relevant stakeholders within the Commonwealth of Australia. This legislative instrument revokes existing Airworthiness Directives and re-makes them to ensure compliance with current safety standards. The scope encompasses various technical aspects of the aircraft, such as structural components, systems, and operational procedures, and mandates specific maintenance actions and checks to be carried out by aircraft operators and maintenance personnel. The application of these directives is geographically limited to Australia, affecting all Fokker F50 aircraft registered within the country. No specific exclusions, exemptions, or thresholds are mentioned within the text of this legislative instrument, though further details regarding compliance and enforcement may be outlined in subordinate instruments or CASA regulations.

Key Provisions

The legislative instrument F2006B07872, titled "Airworthiness Directives 2004," outlines the revocation and remaking of specific Airworthiness Directives (ADs) for Fokker F50 (F27 Mk 50) series aeroplanes. The directive, issued by David Alan Villiers as the delegate of the Civil Aviation Safety Authority (CASA), serves to update and ensure compliance with safety standards for these aircraft (section 1). The instrument revokes several existing ADs and simultaneously re-makes them to reflect the latest safety requirements as outlined in the attached ADs, which are identical to those in the latest published edition (section 1 and Schedule 1). Each AD corresponds to specific components or systems of the Fokker F50 aeroplanes and includes detailed instructions on maintenance, modifications, and inspections required to ensure the continued airworthiness of these aircraft. The obligations imposed by this legislation are significant for the entities it governs, primarily aircraft operators and maintenance organisations. These parties are required to adhere to the updated ADs by performing the specified inspections, modifications, and maintenance tasks within the prescribed timeframes. The ADs provide clear and detailed instructions on the necessary actions, ensuring that all relevant components and systems are inspected and maintained to the required safety standards (Schedule 1). Operators must ensure that their maintenance schedules and procedures are aligned with these directives to maintain the airworthiness of their Fokker F50 aeroplanes. Failure to comply with the provisions of the ADs can lead to severe consequences. Under the Civil Aviation Safety Regulations 1998, non-compliance with an AD can result in both civil and criminal penalties. Civil penalties can include fines up to a significant amount, depending on the severity of the non-compliance. In more severe cases, especially where non-compliance has led to safety incidents or accidents, criminal charges can be brought against the responsible parties. These charges can result in imprisonment for individuals and substantial fines for organisations. The precise penalties are outlined in the Civil Aviation Safety Regulations 1998, but the potential for severe consequences underscores the importance of strict adherence to the ADs.

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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.