AD/VAT/31 Amdt 1 - Control Torque Tube Assembly - Inspection

Overview

The Civil Aviation Regulations 1998, specifically within Part 39 - 105, addresses the safety of civil aviation through the issuance of airworthiness directives. Enacted by the Parliament of the Commonwealth of Australia, this legislation seeks to ensure that all civil aviation operations adhere to stringent safety standards. The Civil Aviation Safety Authority has the authority to issue these directives, which are designed to rectify any identified safety issues or gaps in the operation of aircraft. One such directive, AD/VAT/31 Amendment 1, pertains to the Victa and A.E.S.L. Airtourer Series Aeroplanes, focusing on the inspection of the Control Torque Tube Assembly to prevent cracking in the upper and lower cutouts of the Control Column Torque Tube. The directive mandates regular inspections at intervals not exceeding 100 hours of service after a specific date to maintain the airworthiness of these aircraft, thereby aligning with the overarching policy objective of enhancing aviation safety.

Scope and Application

The Civil Aviation Regulations 1998, specifically Part 39 - 105, applies to all individuals and entities involved in the operation and maintenance of Victa and A.E.S.L. Airtourer Series Aeroplanes, including Airtourer 100 and 115 models. This regulation is applicable nationally within the Commonwealth of Australia, and it is enforced by the Civil Aviation Safety Authority (CASA). The regulation mandates that the Control Column Torque Tube P/N 52131/30 must be inspected for any signs of cracking in both the upper and lower cut outs. This inspection can be conducted by removing the arm rest front panel P/N 53018/1, and it must be performed at intervals not exceeding 100 hours of time in service following 30 September 1979. This regulation ensures that the airworthiness of the specified aircraft is maintained according to the prescribed safety standards, thereby enhancing the safety of civil aviation within Australia.

Key Provisions

The main operative sections of the Civil Aviation Regulations 1998, specifically PART 39 - 105, mandate a rigorous inspection schedule for Victa and A.E.S.L. Airtourer Series Aeroplanes. According to AD/VAT/31 Amendment 1, the Control Torque Tube Assembly must be inspected for cracking (section 9/79). This requirement applies to Airtourer 100 and 115 models, demanding a meticulous examination of both the upper and lower cutouts in the Control Column Torque Tube Part Number 52131/30. The inspection can be performed by removing the arm rest front panel Part Number 53018/1, ensuring that the specified area is thoroughly examined for any signs of damage. The obligations and requirements imposed by these regulations are clear and precise. Operators and maintainers of Airtourer 100 and 115 aircraft must adhere to a strict compliance schedule, performing the required inspections at intervals not exceeding 100 hours of time in service following the date of 30 September 1979. This regular and systematic inspection ensures that the structural integrity of the Control Torque Tube is maintained, thereby enhancing flight safety and preventing potential mechanical failures. In the event of non-compliance with the prescribed inspection requirements, significant consequences may arise. While the Civil Aviation Regulations 1998 do not explicitly state penalties in this context, failure to adhere to Airworthiness Directives can lead to serious ramifications, including potential grounding of the aircraft, enforcement actions by the Civil Aviation Safety Authority (CASA), and possible criminal charges under broader aviation safety laws. The overarching objective is to ensure that all aircraft maintain the highest standards of airworthiness, thereby protecting both the crew and passengers.