Commonwealth legislation

AD/BAe 146/58 - Landing Gear Brake Unit

In ForceCTH

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

3/10 complexity

Requires operators of BAe 146 and Avro 146‑RJ aircraft fitted with Dunlop carbon brake units that include a spacer to inspect those brakes and set the wear‑indicator pin per Dunlop Mandatory Service Bulletin No. 32‑1105, to be completed by 4 March 1996.

The measure aims to prevent excessive wear that caused pressure‑stator or adjacent‑rotor failures; operators or their maintenance contractors bear the inspection/adjustment costs and must follow the service bulletin to comply.

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AD/BAe 146/58 - Landing Gear Brake Unit

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

SCHEDULE OF AIRWORTHINESS DIRECTIVES

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British Aerospace BAe 146 Series Aeroplanes

AD/BAe 146/58 Landing Gear Brake Unit 1/97

Applicability: All BAe 146 and Avro 146-RJ aircraft fitted with Dunlop Carbon Brake Units which have a spacer installed.

Requirement: Inspect the brake unit and set the wear remaining length of the wear indicator pin in accordance with Dunlop Mandatory Service Bulletin No. 32-1105.

Note: British Aerospace Service Bulletin S.B. 32-142 refers.

Compliance: Prior to 4 March 1996.

Background: The manufacturer received reports that some brakes have worn excessively causing a number of failures of the pressure stator or the adjacent rotor on brakes which have a spacer installed. To prevent such failures, this service bulletin incorporates a new procedure to find and set the wear remaining length of the wear indicator pin.

Source text

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

1 AD/BAe 146/58 - Landing Gear Brake Unit