AD/BEECH 23/32 - Engine Firewall

Administered by Department of Infrastructure, Transport, Regional Development, Communications, Sport and the Arts

Legislation au F2006B03746 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

 


Beechcraft 19, 23 and 24 Series Aeroplanes

 

AD/BEECH 23/32 Engine Firewall 10/76

Applicability: Model A23-19, 19A, M19A and B19 with S/Nos. MB-250 to MB-788; Models B23 and C23 with S/Nos. M-1095 to M-1797;

Models A23-24 and A24 with S/Nos. MA-326 to MA-368; Models A24R and B24R with S/Nos. MC-2 to MC-411.

Requirement: Action in accordance with Beechcraft SI No. 0835-111. Compliance:  Within 100 hours time in service after 29 October 1976.

 

Overview

The Civil Aviation Regulations 1998, administered by the Civil Aviation Safety Authority (CASA), were enacted to ensure the safe operation of aircraft in Australia, addressing the need for stringent regulations governing airworthiness and operational standards. One specific legislative instrument under this Act is the AD/BEECH 23/32, which pertains to Beechcraft 19, 23 and 24 series aeroplanes and mandates specific maintenance actions to ensure the safety of these aircraft. This directive aims to rectify identified safety issues by requiring compliance with the specified actions within a given timeframe, thereby enhancing the overall safety standards of civil aviation in Australia. The policy objective underlying this directive is to mitigate risks associated with the engine firewall of specified Beechcraft models, ensuring that these aircraft meet necessary safety standards. By imposing a mandatory compliance period of 100 hours time in service after the directive's issuance date, the legislation seeks to proactively address potential safety hazards, thereby protecting both passengers and crew. This directive exemplifies the regulatory framework's commitment to maintaining high safety standards within the Australian civil aviation sector.

Scope and Application

The Civil Aviation Safety Authority (CASA) Schedule of Airworthiness Directives under the Civil Aviation Regulations 1998 pertains specifically to the Beechcraft 19, 23, and 24 series aeroplanes, as outlined in AD/BEECH 23/32 concerning the engine firewall. This legislation applies to certain models and serial numbers of these aircraft, specifically the Model A23-19, 19A, M19A and B19 with serial numbers ranging from MB-250 to MB-788; Models B23 and C23 with serial numbers between M-1095 and M-1797; Models A23-24 and A24 with serial numbers from MA-326 to MA-368; and Models A24R and B24R with serial numbers from MC-2 to MC-411. The regulation mandates compliance with Beechcraft Service Instruction No. 0835-111 within 100 hours of time in service after 29 October 1976. The directive is part of the broader regulatory framework administered by CASA and applies to all operators and owners of the specified aircraft within the Australian jurisdiction, ensuring adherence to safety standards for the continued airworthiness of these aeroplanes.

Key Provisions

The Civil Aviation Regulations 1998, specifically Part 39 - 105, includes a schedule of airworthiness directives for various aircraft models, with AD/BEECH 23/32 focusing on Beechcraft 19, 23, and 24 series aeroplanes. Section 10/76 of this directive pertains to the engine firewall and applies to certain serial numbers of models A23-19, 19A, M19A, B19, B23, C23, A23-24, A24, A24R, and B24R. The requirement under this directive is to take action in accordance with Beechcraft Service Information (SI) No. 0835-111. Compliance with this directive must be achieved within 100 hours of time in service after the directive's issuance date of 29 October 1976. The Civil Aviation Regulations 1998 impose specific obligations on the operators and owners of the affected aircraft models. These parties must ensure that the actions outlined in Beechcraft SI No. 0835-111 are carried out within the specified timeframe. This involves inspecting and, if necessary, repairing or replacing parts of the engine firewall to meet the required airworthiness standards. The operators and owners must maintain accurate records of the actions taken to comply with the directive and be able to provide these records to the Civil Aviation Safety Authority (CASA) upon request. Failure to comply with the requirements set forth in the airworthiness directive can result in serious consequences. Under the Civil Aviation Act 1988, non-compliance can be considered an offence. The penalties for such offences can include substantial fines and, in severe cases, imprisonment. The specific penalties are determined by the courts, taking into account the severity and circumstances of the breach. Additionally, non-compliance with airworthiness directives can lead to the grounding of the aircraft, which can have significant operational and financial impacts on the operators and owners.

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Aviation Law
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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.