Airworthiness Directives 2004 - Revocation and Remaking - DH114 (Heron) Series Aeroplanes

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Legislation au F2006B07835 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

 DH114 (Heron) Series Aeroplanes

 AD Name AD Number

 rial Weak Link - Modification AD/DH114/1

 Flap Spar - Modification AD/DH114/2

 ASI Drain Cocks - Modification AD/DH114/3

 Aileron Differential Pulley Stud - Modification AD/DH114/4

 Fuel Tank Filler - Modification AD/DH114/5

 Mainplane Upper and Lower Spar Booms - Inspection AD/DH114/6 Amdt 2

 Engine Mounting Frame - Inspection AD/DH114/7

 Centre Section Spar Boom Inspection for Chafing AD/DH114/8

 Superseded by AD/DH114/26 AD/DH114/9 Amdt 1

 Flying Control Hinge Brackets - Inspection AD/DH114/10 Amdt 1

 Wing Rear Spar - Inspection AD/DH114/11

 Aileron Lever Part No. 14 WA. 199 - Inspection and Modification AD/DH114/12 Amdt 1

 Centre Section and Wing Spar Boom - Fatigue Life Limitations AD/DH114/13 Amdt 6

 Flap Jack Attachment - Modification AD/DH114/14

 Top Centre Section Spar Attachment - Inspection and Modification AD/DH114/15

 Engine Mounting Frames - Inspection AD/DH114/16 Amdt 1

 Landing Gear Actuator Piston - Inspection and Replacement AD/DH114/17

 Wing Spar - Inspection AD/DH114/18 Amdt 1

 Engine Fire Extinguisher Discharge Nozzle - Inspection AD/DH114/19

 Rear Engine Foot to Engine Mounting Bolts - Inspection and Retirement AD/DH114/20

 CANCELLED AD/DH114/21

 Wing Strap For Engine Mounting Pick-Up - Inspection AD/DH114/22

 Fin Attachment Brackets - Inspection AD/DH114/23

 Nose Undercarriage - Inspection and Modification AD/DH114/24

 Mainplanes and Flaps - Inspection and Modification AD/DH114/25

 Wing/Fuselage Lower Main Root Joints - Inspection AD/DH114/26 Amdt 1

 Flap Datum Hinge Assembly - Inspection AD/DH114/27 Amdt 1

 Flap Datum Hinge Safety Washer - Inspection AD/DH114/28

 Main Undercarriage - Main and Damper Jack Bolts - Inspection and  AD/DH114/29 Amdt 1


 Main Undercarriage - Inspection AD/DH114/30

 Rudder Control Pedal Reversal Lever - Inspection AD/DH114/31

 Emergency Escape Hatches - Inspection AD/DH114/32

 Pneumatic System - Main Air Reservoirs AD/DH114/33

 Fuselage Keel Frame at Wing Rear Spar - Inspection AD/DH114/34 Amdt 1

 Aircraft Life Extension AD/DH114/35 Amdt 2

 Outer Engine Mounting Attachment Fittings - Inspection AD/DH114/36

 Main Undercarriage Damper Ram - Inspection AD/DH114/37 Amdt 1

 Drag Bracing Member, Centre Section Spar Lower Boom - Inspection and  AD/DH114/38

 Nose Undercarriage Radius Rod Adjusting Screw - Replacement AD/DH114/39

 Engine Mounting Stay Struts - Inspection AD/DH114/40

 Front (Pilots) Seats Restraint Installations - Modification AD/DH114/41

 Nose Gear Inner Casing - Inspection and Replacement AD/DH114/42

 Centre Section Main Spar Top and Bottom Boom Joint - Inspection AD/DH114/43 Amdt 2

 Superseded by AD/DH114/35B AD/DH114/44

 Tailplane Upper Pick-Up Eyebolt in Bulkhead 7 - Inspection AD/DH114/45

 Fuel System - Modification AD/DH114/46

 Fuel System - Modification and Component Relocation AD/DH114/47

 Aileron Mass Balance Weight Assembly AD/DH114/48

 Flap To Flap Jack Connecting Pin AD/DH114/49

 

Overview

The Airworthiness Directives 2004, made by David Alan Villiers, a delegate of the Civil Aviation Safety Authority (CASA) under the authority granted by subregulation 39.001(1) of the Civil Aviation Safety Regulations 1998, serves to revoke and re-make specific Airworthiness Directives for certain aircraft models. This legislative instrument addresses the need to update and reissue the directives to ensure they remain current and effective in maintaining the airworthiness of aircraft. The primary objective of these directives is to ensure that the airworthiness standards set by CASA are adhered to, thereby enhancing the safety of civil aviation in Australia. Each Airworthiness Directive is re-made in the same form as it appears in the latest published edition, ensuring consistency and clarity in the regulatory framework governing aircraft maintenance and safety.

Scope and Application

The Airworthiness Directives 2004, promulgated by David Alan Villiers as a delegate of the Civil Aviation Safety Authority under the Civil Aviation Safety Regulations 1998, apply to the specific airworthiness directives listed in the Schedule 1 of the legislative instrument. These directives pertain to various modifications, inspections, and amendments required for the Heron series aeroplanes, ensuring that these aircraft meet certain safety standards and operational requirements. The geographic and jurisdictional reach of these directives is limited to Australia, impacting any entity or person involved in the maintenance, operation, or registration of the specified aircraft within the country. This legislation does not explicitly state any exclusions, exemptions, or thresholds, implying that all applicable aircraft and associated parties must comply with the outlined directives. The directives are re-made as separate instruments, maintaining their form as they appeared in the latest published edition.

Key Provisions

The Airworthiness Directives 2004 (F2006B07835) primarily serves to revoke and re-make existing airworthiness directives concerning the DH114 (Heron) Series Aeroplanes, with the changes being detailed in the Schedule 1 of the legislative instrument. The main operative sections of the instrument include the revocation of certain airworthiness directives and their re-making as separate instruments (Schedule 1). These directives pertain to modifications, inspections, and safety measures on various parts of the aeroplane, such as the flap spar, fuel tank filler, engine mounting frames, and other structural components. These airworthiness directives impose specific obligations on aircraft operators and maintenance providers to ensure that the modifications and inspections are carried out as prescribed. Operators must ensure that their aircraft comply with the mandated modifications and inspections to maintain the airworthiness of the aeroplanes. This involves detailed checks, repairs, and replacements of various components to meet safety standards. Failure to comply with these airworthiness directives can result in significant consequences. The Civil Aviation Safety Regulations 1998 stipulate penalties for non-compliance, which may include fines, imprisonment, or both. Specifically, under section 39.001(1), the delegate of the Civil Aviation Safety Authority has the authority to enforce these directives. The exact penalties are not specified in the Airworthiness Directives 2004 but typically align with the penalties outlined in the overarching Civil Aviation Safety Regulations. These can include substantial financial penalties and potential imprisonment for more severe breaches. In summary, the Airworthiness Directives 2004 mandates specific modifications and inspections on DH114 (Heron) Series Aeroplanes to ensure continued airworthiness. Compliance is mandatory for aircraft operators and maintenance providers, with potential legal and financial repercussions for non-compliance as outlined in 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.