Commonwealth legislation

AD/AC/4 - Main Landing Gear Upper Retaining Pins - Replacement

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Commonwealth

Collection

legislative instrument

Plain English Summary

2/10 complexity

This AD requires owners/operators to replace the main landing gear upper retaining pins on Twin Commander 560A, 560E and 680 aircraft with serial numbers 231–559, with compliance required "forthwith." It delegates the technical procedure to Aero Commander Service Bulletin No. 43 or FAA AD 57‑15‑1. Issued by CASA under the Civil Aviation Regulations 1998 Part 39‑105, it aims to address an airworthiness/safety concern and may cause immediate maintenance downtime and costs for operators.

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AD/AC/4 - Main Landing Gear Upper Retaining Pins - Replacement

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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 Twin Commander (Gulfstream/Rockwell/ Aerocommander 500, 600 and 700) Series Aeroplanes

AD/AC/4 Main Landing Gear Upper NK Retaining Pins - Replacement

Applicability: Models 560A, 560E and 680: S/Nos. 231 to 559. Document: 1. Aero Commander SB No. 43; or

2. FAA AD 57-15-1.

Compliance: Forthwith.

Source text

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