Commonwealth legislation

AD/DHC-3/18 - Wing Strut Spar

In ForceCTH

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

4/10 complexity

This Airworthiness Directive (Part 39) mandates recurring maintenance for De Havilland DHC‑3 (Otter) aircraft with serial numbers before 356: operators must perform the work specified in De Havilland Canada Engineering Bulletin "O" No 66 at intervals not exceeding 250 hours time‑in‑service. It’s compulsory under CASA; owners/operators pay for and arrange the inspections/repairs, and maintenance organisations must follow the referenced EB to demonstrate compliance.

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Direct links to the current provisions in AD/DHC-3/18 - Wing Strut Spar.

AD/DHC-3/18 - Wing Strut Spar

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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 DHC-3 (Otter) Series Aeroplanes

AD/DHC-3/18 Wing Strut Spar NK

Applicability: All models prior to S/No 356.

Requirement: Action in accordance with De H Canada EB “O” No 66. Compliance: At intervals not exceeding 250 hours time in service.

Source text

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