Commonwealth legislation

AD/BEECH 55/71 - Hawker De Havilland Restraint System

RepealedCTH

This Act has been repealed and is no longer in force. It is retained for historical reference.

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

2/10 complexity

This Airworthiness Directive orders owners of certain Beechcraft 55, 58 and 95-55 Baron aircraft (with restraint systems per Hawker De Havilland Drawing 05-F-670) to inspect shoulder-harness bolt/washer mounting points for corrosion. Corrosion under the AN 970-3 washer was found on three aircraft and could cause harness failure in an accident. Any damage must be repaired using a CASA-approved method at the next scheduled maintenance after 3 November 1988.

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Current sections

Direct links to the current provisions in AD/BEECH 55/71 - Hawker De Havilland Restraint System.

AD/BEECH 55/71 - Hawker De Havilland Restraint System

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

SCHEDULE OF AIRWORTHINESS DIRECTIVES

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Beechcraft 55, 58 and 95-55 (Baron) Series Aeroplanes

AD/BEECH 55/71 Hawker De Havilland Restraint System 11/88

Applicability: All models fitted with a restraint system installed in accordance with Hawker De Havilland Drawing 05-F-670.

Requirement: Inspect for corrosion damage occurring in the structure at the upper torso restraint attachment under the bolt head AN 970-3 washer. Repair as necessary in accordance with a scheme approved by the Authority.

Compliance: At the next inspection for Maintenance Release issue after 3 November 1988.

Background: Three consecutively inspected aircraft modified in accordance with the De Havilland drawing have been found with corrosion under the steel AN 970-3 ‘penny’ washer. In all cases the corrosion would have allowed separation of the upper attachment under load.

Source text

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

1 AD/BEECH 55/71 - Hawker De Havilland Restraint System

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

SCHEDULE OF AIRWORTHINESS DIRECTIVES

Beechcraft 55, 58 and 95-55 (Baron) Series Aeroplanes

AD/BEECH 55/71 Hawker De Havilland Restraint System 11/88

Applicability: All models fitted with a restraint system installed in accordance with Hawker De Havilland Drawing 05-F-670.

Compliance: At the next inspection for Maintenance Release issue after 3 November 1988.