Commonwealth legislation

AD/HILLER 12/10 - Main Rotor Blades - Inspection and 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This Act has been repealed and is no longer in force. It is retained for historical reference.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

2/10 complexity

This is an Airworthiness Directive (AD) — a mandatory legal notice issued by the Civil Aviation Safety Authority (CASA) to fix unsafe conditions in aircraft.

What it requires Owners and operators of Hiller UH-12D and UH-12E helicopters must inspect and modify their main rotor blades according to the technical instructions in Hiller Service Information Letter (SIL) No. 3007A.

Who it affects Anyone who owns, operates, or maintains these specific Hiller helicopter models in Australia.

Why it matters Main rotor blades are critical to keeping the helicopter in the air. This directive makes compliance with the manufacturer's technical bulletin legally mandatory to prevent potential blade failures.

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Current sections

Direct links to the current provisions in AD/HILLER 12/10 - Main Rotor Blades - Inspection and Modification.

AD/HILLER 12/10 - Main Rotor Blades - Inspection and 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 Hiller UH-12 Series Helicopters

AD/HILLER 12/10 Main Rotor Blades - Inspection

and Modification

12/62

Applicability: All models UH-12D and E. Document: Hiller SIL No. 3007A.

Compliance: As detailed in the requirement document.

Source text

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