Commonwealth legislation

AD/T53/20 - Accessory Drive Carrier

In ForceCTH

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

3/10 complexity

This Airworthiness Directive from a CASA delegate mandates inspection of the accessory‑drive carrier assembly on specified AlliedSignal/Textron Lycoming T53 engine series, using the referenced AlliedSignal service bulletins. Owners/operators must comply, pay inspection and repair costs, and may face downtime. The AD’s legal force is the CASA delegation; obtain the full AD and the cited service bulletins for exact timing and procedures.

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Current sections

Direct links to the current provisions in AD/T53/20 - Accessory Drive Carrier.

AIRWORTHINESS DIRECTIVE

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For the reasons set out in the background section, the CASA delegate whose signature appears below issues the following Airworthiness Directive (AD) under subregulation 39.1 (1) of CAR 1998. The AD requires that the action set out in the requirement section (being action that the delegate considers necessary to correct the unsafe condition) be taken in relation to the aircraft or aeronautical product mentioned in the applicability section: (a) in the circumstances mentioned in the requirement section; and (b) in accordance with the instructions set out in the requirement section; and (c) at the time mentioned in the compliance section.

AD/T53/20 Accessory Drive Carrier 8/2000

Applicability: AlliedSignal (formerly Textron Lycoming) T5313B, T5317A, T53-L-703 series and T53 military series engines.

Requirement: Inspect the accessory drive carrier assembly in accordance with one of the following, as applicable, AlliedSignal Aerospace Service Bulletins.

Source text

Sourced from the Federal Register of Legislation (legislation.gov.au), CC BY 4.0.

AIRWORTHINESS DIRECTIVE AIRWORTHINESS DIRECTIVE

AIRWORTHINESS DIRECTIVE

For the reasons set out in the background section, the CASA delegate whose signature appears below issues the following Airworthiness Directive (AD) under subregulation 39.1 (1) of CAR 1998. The AD requires that the action set out in the requirement section (being action that the delegate considers necessary to correct the unsafe condition) be taken in relation to the aircraft or aeronautical product mentioned in the applicability section: (a) in the circumstances mentioned in the requirement section; and (b) in accordance with the instructions set out in the requirement section; and (c) at the time mentioned in the compliance section.