Commonwealth legislation

AD/BEA 121/20 - Throttle Cable Assembly

In ForceCTH

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

2/10 complexity

This Airworthiness Directive requires owners/operators of all Beagle B121 Series 2 and Series 3 aircraft to replace specified throttle cable assemblies with the listed replacement part numbers by 31 May 1978, citing Scottish Aviation Service Bulletin B121/74 for related material. Costs for parts, labour and any downtime fall to the owners/operators. The mandatory replacement changes aircraft configuration and is intended—per the bulletin reference—to address an underlying throttle‑control issue.

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AD/BEA 121/20 - Throttle Cable Assembly

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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 Beagle B121 (Pup) Series Aeroplanes

AD/BEA 121/20 Throttle Cable Assembly 4/78

Applicability: All model B121 Series 2 and 3.

Requirement: Replace throttle cable assembly P/N BE.47.20017 with P/N BE.47.20037 for Series 2 aircraft and P/N BE.47.30019/1 with P/N BE.47.30025 for Series 3 aircraft.

Note: Scottish Aviation SB No. B121/74 also refers.

Compliance: Before 31 May 1978.

Source text

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