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Elements and Performance Criteria

  1. Review the fundamentals of engineering graphics for avionic applications
  2. Apply avionic graphics
  3. Provide final drawings, files and documents

Range Statement

This field allows for different work environments and conditions that may affect performance. Essential operating conditions that may be present (depending on the work situation, needs of the candidate, accessibility of the item, and local industry and regional contexts) are included.

Criteria for avionic designs include:

Function

Design authority regulatory requirements

Avionic design specifications

Application of configuration management (CM) and/or integrated logistic support (ILS) requirements

Configuration Management (CM)

CM is a process for control and documentation of the design and development process and for the management of system, component and software throughout the service life

Integrated Logistic Support (ILS)

ILS is an integrated approach to the management of logistic disciplines originally developed for the management of military systems from design concept to final disposal at life-of-type. It covers:

reliability engineering, maintainability engineering and maintenance planning

supply and support

support and test equipment

manpower and personnel

training and training support

technical data and publications

computer resources support

facilities

packaging, handling, storage and transportation

design interface

Features, functions and context of engineering graphics include:

Uses of graphics for purposes, such as:

design specifications

production specifications

maintenance procedures

technical specifications and descriptions

Graphical representation techniques, including orthogonal, 2-D and 3-D modelling, isometric and mechanical perspective, dimensioning, limits and fits, welding and other standard symbols

Role of WHS and regulatory requirements, codes of practice, risk assessment and registration requirements

Availability and features of a range of standards related to avionic system design, maintenance and modification

Typical criteria for avionic designs

Software developments

Current graphical methods compared with traditional methods

Emerging developments in graphics and related engineering software

Avionic systems and components include:

Electrical power generation and distribution

Electrical actuation and/or control associated with mechanical, hydraulic, pneumatic and flight control systems

Instruments, including compasses and inertial navigation

Radio communications and navigation

Pulse including radars and navigation systems

Automatic flight control systems

Automatic engine control systems

Data communications, including in-flight entertainment

Appropriate licensed technical and professional assistance include:

Assistance from individuals with CASA maintenance certification licenses or those with supervisory authorisations in the ADF regulatory system

Professional support from engineers employed within:

organisations with CASA continuing airworthiness management or maintenance approvals

approved engineering organisations under the ADF regulatory system

Engineers employed within organisations recognised by overseas airworthiness organisations

WHS, regulatory requirements and enterprise procedures include:

WHS Acts and regulations

Relevant standards

Industry codes of practice

Risk assessments

Registration requirements

Safe work practices

State and territory regulatory requirements applying to electrical work

Civil Aviation Safety Regulations (CASRs)

AAP7001 .053 ADF Technical Airworthiness Management Manual

Overseas airworthiness authorities where applicable e.g. Federal Aviation Administration, Transport Canada, European Aviation Safety Agency

Relevant standards include:

AS 1100.101-1992 Technical drawing – General principles

AS 1102.101-1989 Graphical symbols for electrotechnical documentation - General information and general index

AS/NZS ISO 31000 Set:2013 Risk Management Set

AS/NZS 3947.3:2001 Low-voltage switchgear and control gear - Switches, disconnectors, switch-disconnectors and fuse-combination units

AS 1403-2004 Design of rotating steel shafts

DEF AUST Specifications applicable to avionics

British Defence Standard 00-970 Design and Airworthiness Requirements for Service Aircraft

US Military Specifications relevant to avionics

US FAA design standards for avionics

Performance Evidence

Evidence required to demonstrate competency in this unit must be relevant to and satisfy all of the requirements of the elements and performance criteria under the specified conditions of assessment, and must include:

reviewing avionic engineering applications for required features, functions and context of avionic engineering graphics

developing orthographic, isometric and other 3-D graphical representations and techniques for mechanical, fluid, electrical and electronic system representation

representing avionic components and systems using sketching and computer graphics with regard to the following systems:

electrical

instrument

radio

automatic flight and automatic engine control

data communications

representing avionic components and features using a comprehensive range of standard conventions and graphical techniques

representing a range of avionic systems using standard graphical representations for wiring, circuit and schematic diagrams

engaging appropriate technical and professional assistance for advice as required

reporting results of review and the application of graphics techniques and providing documentation, images and files according to job, regulatory and enterprise procedures.

Knowledge Evidence

Evidence required to demonstrate competency in this unit must be relevant to and satisfy all of the requirements of the elements and performance criteria and include knowledge of:

uses for graphics, such as:

design specifications

avionic maintenance procedures

modification orders and instructions

technical specifications and descriptions

physical arrangement of mechanical, fluid, electrical and electronic systems and components

diagrammatic layouts of electrical and electronic circuits

avionic system schematic diagrams

graphical representation techniques

role of WHS and regulatory requirements, codes of practice, risk assessment and registration requirements relevant to avionic applications

availability and features of standards related to avionic systems and component, design, maintenance and modification

typical criteria for avionic designs

sketching techniques

orthographic and 3-D representations

hole basis, shaft basis and keyway tolerances and fits

dimensioning conventions

representing avionic components and systems using sketching and computer graphics

standard conventions and graphical techniques as specified in standards, such as those listed in the Range of Conditions:

hole basis, shaft basis and keyway tolerances and fits

dimensioning, tolerancing for limits and fits

surface finish

weld symbols

webs, cross sections and cutting planes

chain drives, gear sets, pulley and belt drives

threads, fasteners and springs

shafts, keyways and splines

structural sections

surface finishes and welds

webs, cross sections, cutting planes

electric motors and electrically operated fluid power actuators

electrical, electronic, electro fluid (hydraulic and pneumatic) controls

electrical and electronic circuit components

representations of avionic systems and components, including:

construction of artwork for printed circuit boards

aircraft electrical power generation and distribution

control and indication for mechanical, fluid power and flight control systems

aircraft instrument systems

radio communication and navigation

pulse

automatic flight and automatic engine control

data communications, including in-flight entertainment

current and traditional methods of documentation generation and control:

computer library files compared to the use of reference charts and catalogue information

generation of orthogonal images from models

manual drawing

future developments in graphics and related engineering software

worksite procedures and regulatory requirements for the processing and filing of graphics, specifications and operating and maintenance instructions/manuals, including CM and ILS requirements.