Commonwealth legislation

AD/CF6/27 - High Pressure Turbine Thermal Shield Inspection

In ForceCTH

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

5/10 complexity

This directive mandates operators of GE CF6-45, -50, -80A and -80C2 engines to carry out the inspections and corrective actions set out in FAA AD 93-14-18 (with GE service bulletins as technical references) after an HPT thermal‑shield separation risk was identified. CASA enforces the requirement; operators and their maintenance organisations bear inspection, repair and downtime costs and must adjust maintenance scheduling and parts procurement to comply.

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AD/CF6/27 - High Pressure Turbine Thermal Shield Inspection

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COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 106 CIVIL AVIATION SAFETY AUTHORITY

SCHEDULE OF AIRWORTHINESS DIRECTIVES

View image in the official source General Electric Turbine Engines - CF6 Series

AD/CF6/27 High Pressure Turbine Thermal Shield Inspection 12/93

Applicability: CF6-45, -50, -80A and -80C2 series.

Requirement: Action in accordance with the technical requirements of FAA AD 93-14-18.

Note: General Electric Service Bulletins 72-1021,-596, and -565 refer.

Compliance: As specified in the FAA AD with effectivity commencing 11 Nov 1993.

Background: This directive is raised because of a HPT thermal shield separation. Such separations could result in uncontained failure.

Source text

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