AD/ENG/4 Amdt 11 - Piston Engine Continuing Airworthiness Requirements (Cth)

AIRWORTHINESS DIRECTIVE On the effective date specified below, and for the reasons set out in the background section, the CASA delegate whose signature appears below revokes Airworthiness Directive (AD) AD/ENG/4 Amdt 10 and issues the following AD under subregulation 39.001(1) of CASR 1998. The AD requires that the action set out in the requirement section (being action that the delegate considers necessary to correct the unsafe condition) be taken in relation to the aircraft or aeronautical product mentioned in the applicability section: (a) in the circumstances mentioned in the requirement section; and (b) in accordance with the instructions set out in the requirement section; and (c) at the time mentioned in the compliance section.

Engines - General AD/ENG/4 Amdt 11 Piston Engine Continuing 1/2009 Airworthiness Requirements

Applicability: Piston engines and those components necessary for the operation of the engine, installed in aeroplanes maintained in accordance with Civil Aviation Regulation CAR 42B CASA Maintenance Schedule.

This Airworthiness Directive (AD) is not applicable to compression-ignition piston engines using diesel, jet A-1, Avtur, aviation kerosene or similar fuels. Requirement: 1. For aircraft in Private operations and / or Aerial Work operations:

To ensure the continuing airworthiness of the engine, and those components necessary for the operation of the engine, in addition to the requirements of Schedule 5 of the Civil Aviation Regulations; carry out the maintenance actions detailed in Appendix A of this Airworthiness Directive (AD).

2. For aircraft in Charter operations:

To ensure the continuing airworthiness of the engine, and those components necessary for the operation of the engine, in addition to the requirements of Schedule 5 of the Civil Aviation Regulations: