Commonwealth legislation

AD/AC/63 - Electric Elevator Trim Speed - Modification

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legislative instrument

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This Airworthiness Directive requires a physical modification to the electric elevator trim system on certain Twin Commander Model 690A aeroplanes (S/N 11143–11344) fitted with a Collins AP‑106 autopilot (excludes installations under STC SA 1876 SW). It directs operators to follow Rockwell Service Bulletin No.162 (Rev 1 or 2) and FAA AD 77‑04‑01, with Part I done by 30 April 1977 and Part II completed before re‑activating manual electric trim. It affects owners/operators who must arrange and pay for the modification to comply.

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AD/AC/63 - Electric Elevator Trim Speed - 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 Twin Commander (Gulfstream/Rockwell/ Aerocommander 500, 600 and 700) Series Aeroplanes

AD/AC/63 Electric Elevator Trim Speed - Modification 4/77

Applicability: Model 690A S/Nos. 11143 thru 11344 equipped with a Rockwell international installed Collins Radio Company AP 106 auto pilot (this AD does not apply to installations made in accordance with STC SA 1876 SW).

Document: 1. Rockwell International SB No. 162, Rev. 1 or 2. FAA AD 77-04-01.

Compliance: Part I - Before 30 April 1977.

Part II - Must be accomplished prior to re-activation of manual electric trim.

Source text

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