AD/CESSNA 310/9 - Main Gear Door Mechanism - Inspection

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Legislation au F2006B08188 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

 


Cessna 310 Series Aeroplanes

 

AD/CESSNA 310/9 Main Gear Door Mechanism - Inspection NK

Applicability: All models 310, 310B and 310C prior to S/No. 35791 not incorporating Cessna Service Kit SK310-28.

 

Document: Cessna SL No. 310-37.

 

Compliance: At intervals not exceeding 100 hours time in service.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Overview

The Civil Aviation Regulations 1998, as amended, are instrumental in ensuring the safety and efficiency of civil aviation in Australia. These regulations, overseen by the Civil Aviation Safety Authority (CASA), were enacted to provide comprehensive safety standards and operational protocols for civil aviation activities within Australia and its territories. One particular aspect addressed by these regulations is the maintenance and airworthiness of aircraft, as seen in the Airworthiness Directive (AD) concerning Cessna 310 Series Aeroplanes. The AD, specifically AD/CESSNA 310/9, targets the inspection of the main gear door mechanism for certain models of Cessna aeroplanes, aiming to prevent potential mechanical failures and ensure the continued safety of these aircraft in operation. This directive underscores the regulatory body's commitment to maintaining high safety standards by addressing specific mechanical issues that could compromise the integrity of the aircraft.

Scope and Application

The Civil Aviation Regulations 1998, under Part 39 - 105, outlines specific Airworthiness Directives that apply to aircraft operations within Australia. The particular legislation in focus here, AD/CESSNA 310/9, is concerned with the inspection of the main gear door mechanism for Cessna 310 Series aeroplanes. This directive applies to all models 310, 310B, and 310C prior to serial number 35791 that have not incorporated Cessna Service Kit SK310-28. The regulation mandates that inspections of the specified main gear door mechanism must be conducted at intervals not exceeding 100 hours of time in service, ensuring the continued airworthiness and safety of these aircraft. The directive applies across the Commonwealth of Australia, thereby encompassing all operations within the national jurisdiction, and is enforced by the Civil Aviation Safety Authority. This legislation is specific to the maintenance and inspection of certain Cessna aeroplane models and does not extend to other aircraft or aerospace entities unless similarly specified in other Airworthiness Directives. The compliance with this directive is mandatory for the specified aircraft within the Australian jurisdiction, with no exclusions or exemptions stated within the text. The scope of this directive is further managed through subordinate instruments which may provide additional detail or clarification on the inspection procedures and compliance requirements.

Key Provisions

The main operative sections of the Civil Aviation Regulations 1998, specifically the Schedule of Airworthiness Directives concerning the Cessna 310 Series Aeroplanes (AD/CESSNA 310/9), require aircraft operators to conduct regular inspections of the main gear door mechanism. Section 39.105 of the Regulations mandates that all models 310, 310B, and 310C prior to serial number 35791, which do not incorporate Cessna Service Kit SK310-28, must have their main gear door mechanisms inspected at intervals not exceeding 100 hours of time in service. This inspection requirement is detailed in the Cessna Service Letter (SL) number 310-37. The obligations imposed by these provisions are clear and specific. Operators of the specified Cessna 310 series aircraft must ensure that the main gear door mechanism is inspected at intervals not exceeding 100 hours of operational time. Failure to comply with this requirement could potentially compromise the safety of the aircraft, leading to operational restrictions or grounding until the inspection is performed. Operators must maintain accurate records of the inspections conducted, as per the requirements outlined in the relevant Service Letter, to demonstrate compliance. Non-compliance with the inspection requirements outlined in the Airworthiness Directives can result in significant consequences. Under section 9.05 of the Civil Aviation Act 1988, operators who fail to adhere to the mandated inspection intervals may face enforcement actions by the Civil Aviation Safety Authority (CASA). The potential penalties for such breaches can include fines, suspension of airworthiness certificates, and other regulatory actions deemed necessary to ensure compliance with safety standards. The specific penalties are determined by CASA and can vary based on the severity and frequency of the non-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.