Commonwealth legislation

AD/PA-32/31 - Automatic Pilot Servo Roll Shear Pin - Installation

RepealedCTH

This Act has been repealed and is no longer in force. It is retained for historical reference.

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

2/10 complexity

What this is: A mandatory safety instruction (called an Airworthiness Directive) issued by the Civil Aviation Safety Authority (CASA) under the Civil Aviation Regulations.

Who it affects: Owners and operators of Piper PA-32 (Cherokee Six) aircraft that are fitted with an Edo-Aire Mitchell Automatic Pilot Model AK175.

What you must do: Install a shear pin (a safety device designed to break under excessive force to protect the system) on the automatic pilot servo roll mechanism. The exact technical instructions are contained in two referenced service bulletins: Piper Service Letter No. 695 or Edo-Aire Mitchell Service Letter ML38.

When: You must complete this installation within 200 hours of flight time after 30 September 1974.

Why it matters: This modification prevents potential failure or structural damage to the aircraft's autopilot system, ensuring flight safety.

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AD/PA-32/31 - Automatic Pilot Servo Roll Shear Pin - Installation

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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 Piper PA-32 (Cherokee Six) Series Aeroplanes

AD/PA-32/31 Automatic Pilot Servo Roll Shear Pin - Installation 9/74

Applicability: All models fitted with Edo-Aire Mitchell Automatic Pilot AK175. Document: 1. Piper SL No. 695; or

Edo-Aire Mitchell SL ML38.

Compliance: Within 200 hours time in service after 30 September 1974.

Source text

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