Commonwealth legislation

AD/DC4/12 - Main Undercarriage Door - Rework

In ForceCTH

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

4/10 complexity

This Airworthiness Directive mandates a rework of the main undercarriage door on Douglas DC‑4 series aircraft on the Australian register, referencing Douglas Service Bulletin No.15 (1946) or ANO 105.1.16.2.5.11 Issue 2 for the technical work. Owners/operators must arrange and pay for the rework (carried out by approved maintenance organisations) and comply with CASA’s Part 39 enforcement.

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Current sections

Direct links to the current provisions in AD/DC4/12 - Main Undercarriage Door - Rework.

AD/DC4/12 - Main Undercarriage Door - Rework

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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 Douglas DC4 Series Aeroplanes

AD/DC4/12	Main Undercarriage Door - Rework	NK
Document:	1. Douglas SB (DC4) No. 15, dated 30 September 1946; or
	2. ANO 105.1.16.2.5.11, Issue 2.

Source text

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

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COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY

SCHEDULE OF AIRWORTHINESS DIRECTIVES

Douglas DC4 Series Aeroplanes

AD/DC4/12	Main Undercarriage Door - Rework	NK
Document:	1. Douglas SB (DC4) No. 15, dated 30 September 1946; or
	2. ANO 105.1.16.2.5.11, Issue 2.