Commonwealth legislation

AD/B747/127 - Engine Mount Bolt Inspection

In ForceCTH

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

4/10 complexity

This AD applies to Boeing 747s with Pratt & Whitney JT9D-3 and -7 engines and mandates that operators comply with FAA Airworthiness Directive 94-10-05 (effective 18 Aug 1994) for inspections and corrective action. It was issued to address reports of forward lower engine‑mount bolts migrating due to lost retaining nuts. Affected owners/operators must schedule and fund the required inspections and repairs; no alternative compliance paths are provided.

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AD/B747/127 - Engine Mount Bolt Inspection

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COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY

SCHEDULE OF AIRWORTHINESS DIRECTIVES

View image in the official source Boeing 747 Series Aeroplanes

AD/B747/127 Engine Mount Bolt Inspection 9/94

Applicability: Boeing 747 aircraft fitted with Pratt & Whitney JT9D-3 and -7 series engines. Requirement: Action in accordance with the requirements of FAA AD 94-10-05.

Compliance: Effective 18 August 1994, as specified in the FAA AD.

Background: There have been reports of the forward lower engine mount bolts migrating out of the mount due to loss of the retaining nuts.

Source text

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