AD/B727/27 - Main Landing Gear Actuator Beam - Inspection and Modification

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Legislation au F2006B02727 In force Legislative Instrument

Legislation content

COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY

SCHEDULE OF AIRWORTHINESS DIRECTIVES

 


Boeing 727 Series Aeroplanes

 

AD/B727/27 Main Landing Gear Actuator Beam - Inspection

and Modification


6/66

 

Applicability: All models.

 

Document: Boeing SB No. 32-46, Rev. 1. Compliance: Forthwith.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Overview

The Civil Aviation Regulations 1998, enacted by the Australian Parliament, serve to regulate the safety and operation of civil aviation within the country. One such regulation, AD/B727/27, pertains to the Boeing 727 Series aeroplanes and addresses the critical issue of the main landing gear actuator beam. This directive was introduced to ensure the ongoing airworthiness of these aircraft by mandating a thorough inspection and, where necessary, modification of the main landing gear actuator beam. The policy objective behind this regulation is to maintain and enhance the safety standards of civil aviation by enforcing specific maintenance actions on identified components that are vital for the structural integrity and operational safety of the aircraft. This proactive approach ensures that any potential risks associated with the main landing gear actuator beam are identified and mitigated promptly.

Scope and Application

The Civil Aviation Safety Authority (CASA) Airworthiness Directives, as outlined in Part 39 - 105 of the Civil Aviation Regulations 1998, govern the operational safety of aircraft registered in Australia and apply to all entities and individuals involved in the maintenance, operation, and modification of these aircraft. Specifically, AD/B727/27 pertains to Boeing 727 Series aeroplanes, mandating immediate compliance with Boeing Service Bulletin No. 32-46, Revision 1, which addresses the inspection and modification of the main landing gear actuator beam. This directive applies universally to all models of Boeing 727 aircraft, ensuring that operators and maintenance personnel adhere to specified safety protocols. The geographic and jurisdictional reach of this regulation extends across the Commonwealth, including all states, territories, and national airspace. The legislation does not explicitly state any exclusions, exemptions, or thresholds, indicating that all Boeing 727 Series aeroplanes must comply with the outlined safety measures. The application of these directives may be further detailed or extended through subordinate instruments issued by CASA, ensuring the continuous safety and airworthiness of aircraft within the Australian jurisdiction.

Key Provisions

The Civil Aviation Regulations 1998, Part 39, specifically section 39.105, addresses the Airworthiness Directives for Boeing 727 Series aeroplanes, focusing on the main landing gear actuator beam. Section 39.105(6/66) mandates that all models of the Boeing 727 must comply with Boeing Service Bulletin No. 32-46, Revision 1, which pertains to the inspection and modification of the main landing gear actuator beam. Compliance with this directive is required forthwith, indicating an urgency for airlines and aircraft operators to adhere to the specified procedures to ensure airworthiness. Operators of Boeing 727 aircraft must ensure that inspections and modifications are carried out as outlined in Boeing SB No. 32-46, Rev. 1. This includes conducting thorough inspections of the main landing gear actuator beam to identify any signs of wear, damage, or other issues that could compromise the structural integrity of the landing gear. Following the inspection, if any deficiencies are found, the directive requires that appropriate modifications be made to rectify these issues. This obligation ensures that the aircraft remains in a safe and airworthy condition, meeting the stringent safety standards set forth by the Civil Aviation Safety Authority (CASA). Failure to comply with the requirements set out in section 39.105(6/66) of the Civil Aviation Regulations 1998 can lead to serious consequences. Specifically, CASA has the authority to take action against operators who fail to adhere to these Airworthiness Directives. Potential civil penalties for non-compliance include fines, suspension of operating certificates, or even the grounding of the aircraft in question. In severe cases, non-compliance could result in criminal charges, leading to imprisonment for those responsible for the oversight or operation of the non-compliant aircraft. These measures underscore the importance of strict adherence to the regulations to maintain the highest safety standards in civil aviation.

Legal classification tags

Area of Law
Aviation Law
Instrument
Regulation
Concepts
Definitions & Interpretation
Compliance Obligations
Enforcement Powers
Catchwords
Airworthiness Directives

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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.