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 125/135 Fire Protection Circuitry - Inspection
of Blocking Diodes
4/93
Applicability: All series 125 aircraft identified in Corporate Jets Limited Service Bulletin S.B. 26-33 dated 8 December 1992.
Requirement: Action in accordance with the Accomplishment Instructions of Corporate Jets Limited Service Bulletin S.B. 26-33 dated 8 December 1992.
Note: This Service Bulletin has been classified as Mandatory by the CAA(UK), AD 012-12-92 refers.
Compliance: Prior to 1 May 1993.
Background: This Directive has been issued following reports of isolated cases of dormant failure of the blocking diodes associated with the ‘EXT FIRED’ (bottle gone) indicators.
Compliance with this Directive will provide improved system integrity.
Overview
The Civil Aviation Regulations 1998, as amended and supplemented by the Australian Civil Aviation Safety Authority, address a specific safety concern identified with the British Aerospace BAe 125 Series aeroplanes. Enacted by the Australian Parliament, the regulations are designed to ensure the safety and reliability of civil aviation operations within Australia. This particular legislation, part of the broader framework, aims to mitigate risks associated with potential failures in the fire protection circuitry, specifically targeting the blocking diodes associated with the ‘EXT FIRED’ indicators. By mandating inspections in accordance with Corporate Jets Limited Service Bulletin S.B. 26-33 dated 8 December 1992, the policy objective is to enhance system integrity and prevent dormant failures that could compromise the safety of flight operations. Compliance with this directive is required before 1 May 1993 to ensure that all affected aircraft meet the necessary safety standards.
Scope and Application
The Civil Aviation Regulations 1998, as part of the legislative instrument F2006B10415, pertain specifically to the British Aerospace BAe 125 Series aeroplanes and mandate the inspection of blocking diodes within the fire protection circuitry. This directive applies to all series 125 aircraft identified in Corporate Jets Limited Service Bulletin S.B. 26-33 dated 8 December 1992. Compliance with the action requirements outlined in the Accomplishment Instructions of this service bulletin is mandatory, and the compliance deadline is set for 1 May 1993. This directive was issued in response to isolated incidents where dormant failures in the blocking diodes associated with the ‘EXT FIRED’ indicators were reported, and adherence to this directive is essential for enhancing system integrity. The directive is enforced by the Civil Aviation Safety Authority, and any non-compliance may result in significant safety risks.
Key Provisions
The main operative sections of the Civil Aviation Regulations 1998, particularly those under Part 39, involve detailed requirements for maintaining the airworthiness of specific aircraft types. For instance, section 39-105(1) mandates inspections of the fire protection circuitry, specifically focusing on the blocking diodes for the British Aerospace BAe 125 Series Aeroplanes. This directive, referenced as AD/HS 125/135, applies to all series 125 aircraft mentioned in Corporate Jets Limited Service Bulletin S.B. 26-33 dated 8 December 1992. The requirement is to carry out the actions detailed in the Accomplishment Instructions of the aforementioned Service Bulletin to ensure compliance with the directive. This directive has been issued due to reports of isolated cases of dormant failure in the blocking diodes associated with the ‘EXT FIRED’ indicators, and adherence to this directive will enhance system integrity.
The obligations imposed by these regulations are clear and specific. Aircraft operators and maintenance personnel must ensure that all applicable aircraft undergo the required inspections and actions as per Corporate Jets Limited Service Bulletin S.B. 26-33. This includes following the Accomplishment Instructions provided in the bulletin. Compliance with the directive must be achieved before 1 May 1993, as stated in the regulations. The directive has been classified as mandatory by the Civil Aviation Authority (UK), with additional reference to AD 012-12-92. These obligations are critical to maintaining the safety and airworthiness standards set forth by the Civil Aviation Safety Authority (CASA).
Breaching the requirements set out in these regulations can lead to serious consequences. While the specific penalties are not detailed within the text of this directive, under the broader Civil Aviation Act 1988, violations of airworthiness directives can result in significant penalties. These penalties can include substantial fines, potential grounding of aircraft, and other enforcement actions that can affect the operational status and reputation of the aircraft operator. Ensuring compliance is therefore not only a legal obligation but also a matter of safety and operational integrity.