AD/RAD/33 - Radio Magnetic Indicator - Modification

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

Legislation au F2006B06494 In force Legislative Instrument

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COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 107 CIVIL AVIATION SAFETY AUTHORITY

SCHEDULE OF AIRWORTHINESS DIRECTIVES

 


Radio Communication and Navigation Equipment

 

AD/RAD/33 Radio Magnetic Indicator - Modification 6/76

Applicability: Collins 332C-10 Radio Magnetic Indicators as listed:-

 

P/N 622-0555-001 S/N 729 and below. P/N 622-0555-002 S/N 963 and below. P/N

622-0555-003 S/N 3593 and below, 3595 thru 3600, 3602 thru 3611, 3613 thru 3628.

P/N 622-0555-004 S/N 3693 and below, 3695 thru 3706. P/N 622-0555-005 S/N

3252 and below. P/N 622-0555-006 S/N 4156 and below. P/N 622-0555-007 S/N

3208 and below, 3210 thru 3231, 3233 thru 3239. P/N 622-0555-008 S/N 2805 and below.

 

Requirement: 1. Install a placard on the glass face of each Collins 332C-10 indicator not already modified in accordance with Collins 332C-10 RMI SB No. 6, which reads - “USE ADF MODE ONLY”.

 

2. Modify the 332C-10 indicator(s) in accordance with Collins 332C-10 RMI SB No. 6 dated Feb. 16, 1976 or later approved revision.

When Para. 2 has been accomplished, compliance with Para. 1 is no longer required. Compliance:              For Para. 1 - Within 100 hours time in service after 30 June 1976. For Para. 2 - Before

1 March 1977.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Overview

The Civil Aviation Regulations 1998 were enacted to provide a comprehensive framework for the regulation of civil aviation in Australia, aiming to ensure safety and efficiency in the aviation industry. This legislation was introduced by the Australian Parliament to address the need for a unified regulatory structure that governs all aspects of civil aviation, including aircraft operations, airworthiness, and personnel licensing. The overarching policy objective of the Civil Aviation Regulations 1998 is to maintain the highest possible standards of safety and efficiency in civil aviation, protecting both the public and the industry from undue risk. The specific focus of this legislative instrument, AD/RAD/33, concerns the modification of Collins 332C-10 Radio Magnetic Indicators, addressing a safety issue identified in certain serial numbers of these instruments by mandating modifications to ensure compliance with updated safety standards.

Scope and Application

This piece of legislation pertains to the Civil Aviation Regulations 1998, specifically Part 39 - 107, which concerns the Civil Aviation Safety Authority's schedule of airworthiness directives for radio communication and navigation equipment. The focus here is on the Collins 332C-10 Radio Magnetic Indicators, with specific serial numbers and part numbers listed, mandating compliance with particular modifications. The directive applies to all aircraft operators who possess the specified models of Collins 332C-10 indicators within the outlined serial and part number ranges. The requirement is applicable across the Commonwealth of Australia, aligning with the overarching jurisdiction of the Civil Aviation Regulations 1998. Compliance must be achieved within specified timeframes, with the installation of a placard required within 100 hours of the equipment being in service after 30 June 1976, and the modification of the indicators needing to be completed before 1 March 1977. If the modification is completed, the placard requirement is no longer applicable.

Key Provisions

The Civil Aviation Regulations 1998, under Part 39, particularly Section 107, mandate specific requirements for airworthiness directives related to radio communication and navigation equipment. Specifically, AD/RAD/33 focuses on modifications for the Collins 332C-10 Radio Magnetic Indicators. This directive applies to certain Collins 332C-10 Radio Magnetic Indicators identified by specific part numbers and serial numbers (Section 107). The primary requirement outlined in the directive is twofold. Firstly, a placard must be installed on the glass face of each unmodified Collins 332C-10 indicator, stating "USE ADF MODE ONLY." Secondly, the indicators must be modified in accordance with Collins 332C-10 RMI Service Bulletin No. 6, dated February 16, 1976, or any subsequent approved revisions (Section 107). The obligations imposed by this directive are clear and specific. Operators of aircraft equipped with the affected Collins 332C-10 indicators must ensure that either the placard is installed on the glass face within 100 hours of the directive's effective date, or the indicators are modified as per the specified service bulletin. Once the modification is complete, the requirement to display the placard is no longer applicable (Section 107). Compliance with these requirements must be achieved by certain deadlines; the placard must be installed within 100 hours of service after June 30, 1976, and the modification must be completed before March 1, 1977 (Section 107). Failure to comply with these airworthiness directives can result in significant legal consequences. While the specific penalties are not detailed in the provided text, non-compliance with Civil Aviation Regulations can generally lead to enforcement actions, fines, and potentially grounding of the aircraft until compliance is achieved. The severity of the penalties may vary based on the degree of non-compliance and any resulting safety risks. Given the critical nature of radio communication and navigation equipment in aviation safety, these directives are enforced rigorously to ensure the highest standards of airworthiness are maintained (Section 107).

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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.