AD/PROCTOR/5 (Re-Issue) - Fuel Tank Vent - Modification

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Legislation au F2006B06344 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

 


Percival Proctor Series Aeroplanes

 

AD/PROCTOR/5

(Re-Issue)


Fuel Tank Vent - Modification 6/50

 

Applicability: All Mk. IV and Mk. V.

 

Requirement: 1. Percival Civil Mod. No. C1175, or

 

2. DCA/PROCTOR/5, or 3. A.N.O. 105.1.26.2.5.3.

Compliance: Forthwith.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Overview

The Civil Aviation Regulations 1998, specifically within Part 39, addresses various safety directives to ensure the airworthiness of aircraft in Australia. Among these directives is the AD/PROCTOR/5(Re-Issue) concerning the Percival Proctor Series Aeroplanes. Enacted by the Civil Aviation Safety Authority, this legislation targets the modification of fuel tank vents for Mk. IV and Mk. V Percival Proctors to address safety concerns and ensure compliance with established aviation safety standards. The policy objective is to mitigate potential hazards associated with fuel tank pressurisation and venting, thereby enhancing the overall safety of flight operations for these aircraft models. The requirement for compliance is immediate, underscoring the importance of prompt action to maintain safety in civil aviation.

Scope and Application

The Civil Aviation Regulations 1998, under the jurisdiction of the Commonwealth of Australia, specifically address the airworthiness of aircraft within Part 39 - 105, which pertains to the Civil Aviation Safety Authority's (CASA) Schedule of Airworthiness Directives. This particular legislative instrument, AD/PROCTOR/5 (Re-Issue), is targeted at ensuring the safety and compliance of Percival Proctor Series Aeroplanes, specifically the Mk. IV and Mk. V models. The applicability extends to all operators of these aircraft, demanding immediate compliance with modifications regarding the fuel tank vent as stipulated by Percival Civil Mod. No. C1175, DCA/PROCTOR/5, or A.N.O. 105.1.26.2.5.3. This requirement ensures that all modifications are carried out without delay, underscoring the importance of adhering to stringent safety standards in civil aviation. The scope of this directive is clearly defined, focusing on the Percival Proctor Series Aeroplanes, and its jurisdictional reach is firmly established under the Commonwealth’s regulatory framework, administered by CASA. The directive’s geographic application is broad, encompassing all locations where the specified aircraft models are operated within Australia, thereby ensuring uniform safety standards are upheld nationally. There are no stated exclusions or exemptions within the directive itself, although specific operational contexts or conditions might be subject to further interpretation or clarification through subordinate instruments or CASA guidance. This regulation is part of a larger system designed to maintain the highest standards of aviation safety, with compliance enforced to protect both the operators and the general public.

Key Provisions

The Civil Aviation Regulations 1998, specifically Part 39, Section 105, includes detailed directives concerning the airworthiness of Percival Proctor Series Aeroplanes. Section AD/PROCTOR/5, which pertains to fuel tank vent modifications, is particularly noteworthy. This directive applies to all Mk. IV and Mk. V models of the Percival Proctor Series aeroplanes (Section 6/50). It requires that one of three specified modifications be implemented: Percival Civil Mod. No. C1175, DCA/PROCTOR/5, or A.N.O. 105.1.26.2.5.3. Compliance with these directives must be achieved forthwith. Under the Civil Aviation Regulations 1998, the obligations imposed by this Act are clear and direct. The owner or operator of any Mk. IV or Mk. V Percival Proctor aeroplane must ensure that the specified modifications to the fuel tank vent are completed without delay. This includes sourcing the appropriate modification and having it professionally installed by certified personnel. The onus is on the operator to verify that these modifications are carried out in accordance with the directives provided, ensuring that the aircraft remains compliant with airworthiness standards. Failure to comply with these airworthiness directives can result in severe consequences. The Civil Aviation Regulations 1998 establish that non-compliance with Section AD/PROCTOR/5 may lead to enforcement actions. Such actions can include fines, suspension or revocation of airworthiness certificates, and potential criminal charges. The severity of the penalties reflects the critical nature of maintaining the airworthiness of aircraft. Specifically, under the regulations, the maximum penalty for non-compliance with airworthiness directives may include substantial fines and, in serious cases, imprisonment for directors or responsible officers of the non-compliant entity. These provisions underscore the importance of adhering to the mandated modifications to ensure safety and regulatory compliance.

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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.