Commonwealth legislation

AD/JT9D/36 - LPT 5th Stage Disc - Inspection

In ForceCTH

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

3/10 complexity

This Airworthiness Directive requires operators of Pratt & Whitney JT9D engines to carry out the inspections and repair limitations set out in FAA AD 2002-07-04 for the low-pressure turbine (LPT) 5th-stage disc. CASA adopts the FAA requirements, fixes the compliance timetable (effective 11 July 2002), and states the measures are intended to prevent uncontained engine failures caused by incomplete blend repairs.

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Current sections

Direct links to the current provisions in AD/JT9D/36 - LPT 5th Stage Disc - Inspection.

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.

Pratt and Whitney Turbine Engines - JT9D Series

AD/JT9D/36 LPT 5th Stage Disc - Inspecti

AD/JT9D/36 LPT 5th Stage Disc - Inspection 7/2002

Applicability: Pratt and Whitney JT9D series engines as specified in FAA AD 2002-07-04. Requirement: Action in accordance with the requirements of FAA AD 2002-07-04.

Note: FAA AD 2002-07-04 Amdt 39-12698 refers.

Compliance: As detailed in the requirement document with a revised effective date of 11 July 2002.

This Airworthiness Directive becomes effective on 11 July 2002.

Background: In-complete blend repairs on LPT 5th stage disc has resulted in uncontained engine failure. Limitations and inspections mandated per this AD helps to prevent such failures.

Signature of James Coyne Delegate of the Civil Aviation Safety Authority

James Coyne

Delegate of the Civil Aviation Safety Authority 29 May 2002

View image in the official source

The above AD is notified in the Commonwealth of Australia Gazette on 19 June 2002

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.

Pratt and Whitney Turbine Engines - JT9D Series

AD/JT9D/36 LPT 5th Stage Disc - Inspecti AD/JT9D/36 LPT 5th Stage Disc - Inspection 7/2002

AD/JT9D/36 LPT 5th Stage Disc - Inspection 7/2002

Applicability: Pratt and Whitney JT9D series engines as specified in FAA AD 2002-07-04. Requirement: Action in accordance with the requirements of FAA AD 2002-07-04.

Note: FAA AD 2002-07-04 Amdt 39-12698 refers.

Compliance: As detailed in the requirement document with a revised effective date of 11 July 2002.

This Airworthiness Directive becomes effective on 11 July 2002.

Background: In-complete blend repairs on LPT 5th stage disc has resulted in uncontained engine failure. Limitations and inspections mandated per this AD helps to prevent such failures.

James Coyne

Delegate of the Civil Aviation Safety Authority 29 May 2002

The above AD is notified in the Commonwealth of Australia Gazette on 19 June 2002