AD/SD3-60/10 - Elevator and Rudder Control Guards - Modification

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Legislation au F2006B06854 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

 


Short SD3-60 Series Aeroplanes

 

AD/SD3-60/10 Elevator and Rudder Control Guards - Modification

Applicability: All model SD 3-60 with S/Nos SH 3601 to SH 3665. Requirement:  Shorts S.B. SD 360-27-04.

Compliance: Prior to 31 August 1985.


6/85

DM

 

Background: An instance was reported to the manufacturer in which an ashtray was dropped behind a furnishing panel in the passenger compartment adjacent to the spring pot in the elevator control circuit. Fitting of extended/additional guards will protect the controls from possible interference.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Overview

The Civil Aviation Regulations 1998, enacted by the Parliament of Australia, are a comprehensive set of rules governing aviation safety within Australian airspace. One specific legislative instrument, F2006B06854, pertains to the regulation of airworthiness directives and aims to address safety concerns related to the operation of aircraft. This particular instrument, issued by the Civil Aviation Safety Authority, focuses on the modification of elevator and rudder control guards for certain model SD 3-60 aeroplanes. The policy objective is to prevent potential interference with the aircraft's control systems, as evidenced by an incident where an ashtray was accidentally dropped behind a furnishing panel, posing a risk to the elevator control circuit. Compliance with the directive is mandatory for all model SD 3-60 aeroplanes with serial numbers between SH 3601 and SH 3665, and it must be completed by 31 August 1985 as per Shorts S.B. SD 360-27-04. This legislative instrument highlights the importance of stringent safety measures in the aviation industry, aiming to mitigate risks and ensure the continued safe operation of aircraft within Australian airspace. By mandating specific modifications to the elevator and rudder control guards, the regulations seek to prevent similar incidents from occurring in the future, thereby enhancing overall aviation safety. The directive is a critical component of the broader regulatory framework established under the Civil Aviation Regulations 1998, reflecting the commitment to maintaining high safety standards in the aviation sector.

Scope and Application

The Civil Aviation Regulations 1998, specifically Part 39 - 105, outlines the authority of the Civil Aviation Safety Authority (CASA) in issuing airworthiness directives, with a focus on maintaining and enhancing aircraft safety. Airworthiness Directive AD/SD3-60/10 applies to all SD 3-60 model aeroplanes with serial numbers ranging from SH 3601 to SH 3665. This directive mandates the modification of elevator and rudder control guards to prevent potential interference by objects such as an ashtray, as evidenced by an incident where an ashtray was found to have been dropped behind a furnishing panel near the elevator control circuit's spring pot. Compliance with this directive is required before 31 August 1985, as stipulated in Shorts S.B. SD 360-27-04. The directive's applicability is confined to the specified aircraft models and serial numbers, and any deviations or extensions of its application would need to be addressed through subordinate instruments issued by CASA.

Key Provisions

The Civil Aviation Regulations 1998, specifically under Part 39 - 105, include the Civil Aviation Safety Authority Schedule of Airworthiness Directives (CASA SD). The AD/SD3-60/10 pertains to a modification on the elevator and rudder control guards for the SD 3-60 series aeroplanes. The directive applies to all model SD 3-60 aircraft with serial numbers ranging from SH 3601 to SH 3665. The requirement is outlined in the Shorts S.B. SD 360-27-04, which must be complied with before 31 August 1985. The directive was issued due to a reported incident where an ashtray was dropped behind a furnishing panel in the passenger compartment, landing near the spring pot in the elevator control circuit. To mitigate such risks, extended or additional guards are mandated to protect the controls from potential interference. Compliance with AD/SD3-60/10 involves ensuring that the specified modifications to the elevator and rudder control guards are installed on the affected SD 3-60 series aeroplanes. The modifications are intended to prevent objects, such as an ashtray, from causing damage or interference with the control mechanisms. This requirement is binding for all aircraft within the specified serial number range and must be completed before the deadline of 31 August 1985. It is crucial for operators and owners of these aircraft to adhere to this directive to maintain the airworthiness of their aircraft and ensure passenger safety. Failure to comply with the AD/SD3-60/10 may result in serious consequences. The regulations stipulate that non-compliance could lead to penalties, which may include fines and other sanctions. The exact penalties are determined based on the severity and circumstances of the non-compliance, but they can be significant. The overarching goal of these penalties is to enforce adherence to safety standards and to ensure that the modifications are implemented to protect against potential hazards. Ensuring compliance is not only a legal obligation but also a critical safety measure to prevent incidents that could compromise the safety of the aircraft and its occupants. In summary, the AD/SD3-60/10 mandates specific modifications to the elevator and rudder control guards on SD 3-60 series aeroplanes to prevent interference and ensure safety. Compliance with this directive is mandatory and must be achieved by the specified deadline. Non-compliance can result in penalties, underscoring the importance of adhering to these safety regulations. These provisions are designed to maintain the highest standards of airworthiness and to protect the safety of all those involved in aviation operations.

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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.