Commonwealth legislation

AD/PA-31/49 - Elevator Hinge System - Modification

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This Act has been repealed and is no longer in force. It is retained for historical reference.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

1/10 complexity

This Airworthiness Directive mandates a safety modification for specific Piper aircraft to fix potential problems with the elevator hinge system (the parts that allow the tail elevator to pivot, controlling the plane's up-and-down movement).

Who it affects Owners and operators of Piper PA-31T aeroplanes with serial numbers between 31T-7400001 and 31T-7620039.

What you must do Modify the elevator hinge system according to the instructions in Piper Service Bulletin No. 504.

When Complete the modification within 100 hours of flight time (time in service) after 31 August 1976.

Why it matters This ensures the elevator hinge system meets safety standards and prevents potential control failures that could affect the aircraft's ability to climb or descend safely.

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AD/PA-31/49 - Elevator Hinge System - 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 Piper PA-31 Series Aeroplanes

AD/PA-31/49 Elevator Hinge System - Modification 8/76

Applicability: All model PA-31T with S/Nos. 31T-7400001 to 31T-7620039. Document: Piper SB No. 504.

Compliance: Within 100 hours time in service after 31 August 1976.

Source text

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