AD/HS 125/121 Amdt 1 - Fuel Feed Pipe Joints

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Legislation au F2006B10400 Not in force Legislative Instrument

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COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY

SCHEDULE OF AIRWORTHINESS DIRECTIVES

 


British Aerospace BAe 125 Series Aeroplanes

 

AD/HS 125/121

Amdt 1


Fuel Feed Pipe Joints 5/92

 

Applicability: All series 125 up to and including 600 series, all 800A & B series pre-mod 253180D, 700A & B series pre-mod 253180D (pre-mod 252545 & post-mod 252545) and F600A & B series pre-mod 253180D.

 

Requirement: Action in accordance with BAe SB 28-86 or 28-87, as applicable.

 

Note: Compliance with both SBs has been classified mandatory by the UK CAA.

 

Compliance: 1. SB 28-86. Prior to 31 December 1991.

 

2. SB 28-87. Prior to 30 June 1992.

 

Background: Misalignment of the fuel pipe at the joint coupling could result in a fuel leakage problem. This amendment is raised to add all HS125, up to and including 600 series aircraft, to this directive.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Overview

The Civil Aviation Regulations 1998, as amended, represent a comprehensive set of rules designed to ensure the safety and efficiency of civil aviation within Australia. Specifically, Part 39 of these regulations includes detailed directives regarding the airworthiness of various aircraft, such as the British Aerospace BAe 125 Series Aeroplanes. This legislation was enacted by the Parliament of Australia to address critical safety concerns and ensure compliance with international aviation safety standards. The primary objective of this legislative instrument is to mandate specific actions to mitigate risks associated with identified safety issues, such as potential fuel leakage problems due to misalignment of fuel pipe joints in certain BAe 125 series aircraft. By incorporating mandatory safety bulletins issued by the UK Civil Aviation Authority, the Civil Aviation Regulations aim to maintain high safety standards in the operation of these aircraft within Australian airspace.

Scope and Application

The Civil Aviation Regulations 1998, specifically Part 39 - 105, governs the safety standards for aircraft operating within Australia and mandates compliance with Airworthiness Directives issued by the Civil Aviation Safety Authority. This legislation applies to British Aerospace BAe 125 Series Aeroplanes, including all series 125 up to and including 600 series, all 800A & B series pre-modification 253180D, 700A & B series pre-modification 253180D (both pre and post-modification 252545), and F600A & B series pre-modification 253180D. The directive requires adherence to British Aerospace Service Bulletins 28-86 and 28-87, which address potential misalignment of the fuel pipe at the joint coupling that could lead to fuel leakage issues. Compliance deadlines are set with SB 28-86 compliance required by 31 December 1991, and SB 28-87 compliance required by 30 June 1992, as mandated by the UK Civil Aviation Authority. This legislative instrument extends its reach across the Commonwealth of Australia, ensuring that the specified aircraft meet necessary safety standards to operate within the national airspace.

Key Provisions

The Civil Aviation Regulations 1998 (CAR) Part 39, specifically Section 105, mandates the Civil Aviation Safety Authority (CASA) Schedule of Airworthiness Directives (AD) for British Aerospace BAe 125 Series Aeroplanes. The AD/HS 125/121 Amendment 1 addresses the fuel feed pipe joints, effective from 5th September 1992. This amendment applies to all BAe 125 series aircraft up to and including the 600 series, all 800A & B series before modification 253180D, 700A & B series before modification 253180D (both pre-modification 252545 and post-modification 252545), and F600A & B series before modification 253180D. The directive requires compliance with British Aerospace Service Bulletins (SB) 28-86 or 28-87, as applicable. The requirements outlined in the directive necessitate adherence to specific service bulletins to address misalignment of the fuel pipe at the joint coupling, which could lead to fuel leakage problems. SB 28-86 must be complied with before 31 December 1991, while SB 28-87 must be adhered to before 30 June 1992. Both service bulletins have been classified as mandatory by the UK Civil Aviation Authority (CAA). Non-compliance with these directives could result in significant safety risks, including the potential for fuel leaks that could compromise the aircraft's safety. Entities and parties governed by these regulations, such as aircraft operators and maintenance organisations, must ensure that the specified modifications and compliance dates are met to maintain the airworthiness of the affected aircraft. This involves conducting the necessary inspections and modifications in accordance with the detailed instructions provided in the service bulletins. Failure to comply with these requirements could lead to regulatory actions, including the suspension of the aircraft's certificate of airworthiness. Breaching these provisions can lead to severe consequences. The Civil Aviation Regulations outline penalties for non-compliance, which may include fines and imprisonment. The exact penalties depend on the severity of the breach and the discretion of the court. Additionally, operators found in violation of these directives may face operational restrictions or the grounding of affected aircraft until compliance is achieved. Ensuring adherence to these airworthiness directives is crucial to maintaining safety standards in civil aviation.

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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.