Commonwealth legislation

AD/BN-2/17 Amdt 1 - Elevator Trim Jack - Inspection and Modification

In ForceCTH

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

2/10 complexity

Owners/operators of Pilatus Britten‑Norman BN‑2 aeroplanes without Modification NB/M/468 must perform dye‑penetrant inspections of the elevator trim jack eye end (focus on bearing cutout corners) within 100 hours TIS and every 20 hours thereafter, and fit modification NB/M/468 by the deadline. It targets cracking risk; maintenance providers do the work and operators pay inspection and modification costs, affecting scheduling and availability.

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AD/BN-2/17 Amdt 1 - Elevator Trim Jack - Inspection and Modification

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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 Pilatus Britten-Norman BN-2 Series Aeroplanes

AD/BN-2/17

Amdt 1

Elevator Trim Jack - Inspection and Modification NK

Applicability: All models not incorporating Modification NB/M/468.

Requirement: 1. Using a dye penetrant method inspect the elevator trim jack eye end for cracking paying particular attention to the corners of the cutout which allows for removal of the bearing from the cage.

Incorporate new eye end to modification NB/M/468.

Compliance: Within 100 hours time in service after 27 January 1971 and there- after at intervals not exceeding 20 hours time in service. Modify before 28 February 1971.

Source text

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