Commonwealth legislation

AD/A109/26 - Hydraulic System Return Line

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This Act has been repealed and is no longer in force. It is retained for historical reference.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

A CASA Airworthiness Directive requires owners/operators of specified Agusta A109AII and A109C helicopters to inspect and modify the number 1 hydraulic return line quick‑release coupling per Agusta Bollettino Tecnico 109‑98 Rev A.

The mandated work (to prevent a coupling disconnection that can lock the hydraulic system and risk loss of control) had to be completed by 30 June 1996.

JSON API

Deep dive

Want the full deep dive?

Zoe can write the in-depth analysis on top of the summary above: how it works, who it affects and what each part actually does.

Current sections

Direct links to the current provisions in AD/A109/26 - Hydraulic System Return Line.

AD/A109/26 - Hydraulic System Return Line

meta-content-style-type: text/css meta-content-type: application/xhtml+xml; charset=utf-8 meta-description: CASA Airworthiness Directive meta-generator: Aspose.Words for .NET 22.10.0 meta-keywords: Issue 4/1996,Rotorcraft,Agusta A109 Series Helicopters,Hydraulic System Return Line,26 title: Airworthiness Directive - AD/A109/26 - Hydraulic System Return Line

?xml version="1.0" encoding="utf-8" standalone="no"?>

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

SCHEDULE OF AIRWORTHINESS DIRECTIVES

View image in the official source Agusta A109 Series Helicopters

AD/A109/26 Hydraulic System Return Line 4/96

Applicability: All model A109AII and A109C S/N range as listed in the Requirement Document. Requirement: Unless previously carried out, action in accordance with Agusta Bollettino Technico

109-98 Rev A dated October 26, 1995.

Compliance: Prior to 30 June 1996.

Background: The manufacturer has advised that disconnection of the quick release coupling in the number 1 hydraulic return line will cause lock-up of the hydraulic system. This condition can easily be detected if the flight manual preflight procedures are being followed.

Source text

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