COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Bell Helicopter Textron 412 Series Helicopters
AD/BELL 412/2
Amdt 1
Retirement Lives - Fatigue Critical Components 11/87
Applicability: All models.
Requirement: All components listed in the Mandatory Airworthiness Limitations Schedule, Section 4-10-3 of the Bell Model 412 Maintenance Manual dated 15 January 1981 and incorporating Revision 17 dated 15 April 1986, shall be retired from service at or before the times quoted therein.
Effective: Forthwith.
Background: This Directive has been revised to reflect the amendment status of the Model 412 series Maintenance Manuals.
Overview
The Civil Aviation Regulations 1998, enacted by the Australian Government and administered by the Civil Aviation Safety Authority (CASA), contain provisions to ensure the safety and efficiency of civil aviation in Australia. Part 39, specifically Section 105, addresses Airworthiness Directives (ADs) for various aircraft models, including the Bell Helicopter Textron 412 Series Helicopters. AD/BELL 412/2 Amendment 1 focuses on the retirement lives of fatigue-critical components, ensuring that these critical parts are retired from service at specified intervals to maintain the airworthiness of the aircraft and prevent potential safety hazards. The policy objective behind these regulations is to uphold the highest safety standards in civil aviation by mandating the timely retirement of components identified as critical to the structural integrity and operational safety of the aircraft.
The directive in question mandates the retirement of components listed in the Bell Model 412 Maintenance Manual, incorporating the amendment status from Revision 17. This requirement ensures that all relevant stakeholders adhere to the stipulated timelines for component retirement, thereby maintaining the airworthiness of the Bell 412 Series Helicopters. By enforcing these stringent measures, CASA aims to mitigate risks associated with component fatigue, ultimately contributing to the overall safety and reliability of civil aviation operations within Australia.
Scope and Application
The Civil Aviation Regulations 1998, specifically PART 39 - 105 of the Civil Aviation Safety Authority's Schedule of Airworthiness Directives, applies to all Bell Helicopter Textron 412 Series Helicopters. This legislation mandates the retirement of specified fatigue critical components at the times detailed in the Mandatory Airworthiness Limitations Schedule, Section 4-10-3 of the Bell Model 412 Maintenance Manual dated 15 January 1981 and incorporating Revision 17 dated 15 April 1986. The requirement is effective immediately upon issuance of the directive. This regulation ensures that all operators of Bell 412 Series Helicopters comply with the prescribed retirement timelines to maintain airworthiness and safety standards. The scope of the directive is comprehensive, covering all models of the specified helicopter series. There are no exclusions or exemptions outlined in this specific legislative instrument, and the directive is binding as per the Civil Aviation Regulations 1998.
Key Provisions
The Civil Aviation Regulations 1998, specifically Part 39 - 105, under the Civil Aviation Safety Authority (CASA) Schedule of Airworthiness Directives, includes provisions that apply to Bell Helicopter Textron 412 Series Helicopters (section 11/87). This particular Airworthiness Directive (AD) mandates that all components listed in the Mandatory Airworthiness Limitations Schedule, Section 4-10-3 of the Bell Model 412 Maintenance Manual dated 15 January 1981, including Revision 17 dated 15 April 1986, must be retired from service at or before the times specified in the manual. This requirement is critical to ensure the continued safety and airworthiness of the aircraft.
Operators and owners of Bell Helicopter Textron 412 Series Helicopters must adhere to these directives to maintain compliance with the Civil Aviation Regulations. This means that they must ensure all specified components are inspected, maintained, or replaced according to the timelines provided in the referenced maintenance manual. The directive applies to all models within the series, emphasising the importance of regular and meticulous maintenance practices to prevent any potential hazards that could arise from the use of fatigued components.
Failure to comply with these airworthiness directives can lead to serious consequences. The regulations stipulate that non-compliance with these directives may result in penalties, which can include both civil and criminal charges. Civil penalties may involve fines or other financial penalties, while criminal penalties could involve imprisonment, depending on the severity of the breach and the impact on aviation safety. The specific maximum penalties are not detailed in the provided text, but it is clear that the implications for non-compliance are significant and could result in substantial legal and financial repercussions for the non-compliant party.