Commonwealth legislation

AD/DART/30 - Turbine Disc - Coating Removal

In ForceCTH

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

3/10 complexity

Requires removal of the Sermetel coating and a dry-film lubricant from turbine discs on specified Rolls-Royce Dart engines, following the Germany (LBA) Airworthiness Directive 2003-015. It applies to operators and maintenance organisations responsible for those engines and takes effect 17 April 2003. The Civil Aviation Safety Authority (through its delegate) enforces the directive; the operators carry the cost and compliance burden of performing the removal and any associated inspections or maintenance.

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Current sections

Direct links to the current provisions in AD/DART/30 - Turbine Disc - Coating Removal.

AIRWORTHINESS DIRECTIVE

View image in the official source

View image in the official source
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.

Rolls Royce Turbine Engines - Dart Series

AD/DART/30 Turbine Disc - Coating Remova

AD/DART/30 Turbine Disc - Coating Removal 4/2003

Applicability: Rolls Royce Dart Series engines as specified in the requirement document. Requirement: Action per the requirements of Germany (LBA) Airworthiness Directive 2003-015. Compliance: As detailed in the requirement document with revised effective date of this directive.

This Airworthiness Directive becomes effective on 17 April 2003.

Background: The Sermetel coating on the turbine disc along with a dry film lubricant used on the disc is found to adversely affect the integrity of the disc. This directive mandates the removal of the coating.

Signature of James Coyne Delegate of the Civil Aviation Safety Authority

James Coyne

Delegate of the Civil Aviation Safety Authority 5 March 2003

View image in the official source

The above AD is notified in the Commonwealth of Australia Gazette on 26 March 2003.

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.

Rolls Royce Turbine Engines - Dart Series

AD/DART/30 Turbine Disc - Coating Remova AD/DART/30 Turbine Disc - Coating Removal 4/2003

AD/DART/30 Turbine Disc - Coating Removal 4/2003

This Airworthiness Directive becomes effective on 17 April 2003.

James Coyne

Delegate of the Civil Aviation Safety Authority 5 March 2003

The above AD is notified in the Commonwealth of Australia Gazette on 26 March 2003.