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Elements and Performance Criteria

1. Identify and confirm the work requirement
   • Objective of the analysis and evaluation is determined from workplace instructions
   • Specifications for electronic over hydraulic system are sourced and interpreted
   • System faults, deficiencies or discrepancies are identified and confirmed
   • Hazards associated with the work are identified and risks are managed according to workplace procedures and safety and environmental requirements
2. Prepare for analysis and evaluation
   • Evaluation criteria are developed or adopted to meet the objective of the analysis and evaluation
   • Analytical and evaluative methodology is developed or identified from technical information
   • Testing equipment is prepared according to manufacturer specifications and workplace procedures
   • Tools and materials required to support the diagnostic procedure are identified, selected and prepared for use
   • Electronic over hydraulic system and components are prepared for the diagnostic process
3. Carry out failure analysis
   • Selected analytical and evaluative methodology is followed according to manufacturer specifications and workplace procedures
   • Tests are carried out according to manufacturer specifications, workplace procedures, and safety and environmental requirements
   • Analytical and other diagnostic findings are verified, as required, by using reliable alternative or optional processes
   • Analytical findings and results are assessed against evaluation criteria
   • Valid conclusions are drawn from available evidence and documented according to workplace requirements
4. Make recommendations
   • Options for responding to the objective are determined from further research of technical support information
   • Rectification method is selected from an analysis of the options, operating conditions, regulatory requirements, Australian Design Rules, and financial implications
   • Report is prepared specifying analysis and evaluation process, and detailing and justifying rectification method or variation to the rectification method
5. Complete work processes
   • Final inspection is made to ensure work is to workplace expectations
   • Work area is cleaned, waste and non-recyclable materials are disposed of, and recyclable material is collected
   • Tools and equipment are checked and stored, and any faulty electrical equipment is identified, tagged and isolated according to workplace procedures
   • Workplace documentation is processed according to workplace procedures
6. Identify and confirm the work requirement
   • Objective of the analysis and evaluation is determined from workplace instructions
   • Specifications for electronic over hydraulic system are sourced and interpreted
   • System faults, deficiencies or discrepancies are identified and confirmed
   • Hazards associated with the work are identified and risks are managed according to workplace procedures and safety and environmental requirements
7. Prepare for analysis and evaluation
   • Evaluation criteria are developed or adopted to meet the objective of the analysis and evaluation
   • Analytical and evaluative methodology is developed or identified from technical information
   • Testing equipment is prepared according to manufacturer specifications and workplace procedures
   • Tools and materials required to support the diagnostic procedure are identified, selected and prepared for use
   • Electronic over hydraulic system and components are prepared for the diagnostic process
8. Carry out failure analysis
   • Selected analytical and evaluative methodology is followed according to manufacturer specifications and workplace procedures
   • Tests are carried out according to manufacturer specifications, workplace procedures, and safety and environmental requirements
   • Analytical and other diagnostic findings are verified, as required, by using reliable alternative or optional processes
   • Analytical findings and results are assessed against evaluation criteria
   • Valid conclusions are drawn from available evidence and documented according to workplace requirements
9. Make recommendations
   • Options for responding to the objective are determined from further research of technical support information
   • Rectification method is selected from an analysis of the options, operating conditions, regulatory requirements, Australian Design Rules, and financial implications
   • Report is prepared specifying analysis and evaluation process, and detailing and justifying rectification method or variation to the rectification method
10. Complete work processes
    • Final inspection is made to ensure work is to workplace expectations
    • Work area is cleaned, waste and non-recyclable materials are disposed of, and recyclable material is collected
    • Tools and equipment are checked and stored, and any faulty electrical equipment is identified, tagged and isolated according to workplace procedures
    • Workplace documentation is processed according to workplace procedures

Range Statement

This section specifies 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. Bold italicised wording, if used in the performance criteria, is detailed below.

Safety and environmental requirements must include:

work health and safety (WHS) and occupational health and safety (OHS) requirements, including procedures for: identifying hazards and controlling risks associated with wearing jewellery while working around high current wiring systems working with high pressure fluid hazards tagging out and isolating machines, and wheel chocking environmental requirements, including procedures for trapping, storing and disposing of fluids released from hydraulic systems.

Analytical and evaluative methodology must include:

diagnostic process, sequence, tests and testing equipment.

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Performance Evidence

Before competency can be determined, individuals must demonstrate they can perform the following according to the standards defined in this unit’s elements, performance criteria, range of conditions and foundation skills:

analyse and evaluate an electrical or electronic fault in the electronic over hydraulic systems of two different vehicles or machinery

the above faults must involve two of the following systems:

traction motion control

excavator bucket control

steering control

crane ram control

garbage compactor control.

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Knowledge Evidence

Individuals must be able to demonstrate knowledge of:

work health and safety (WHS) or occupational health and safety (OHS) requirements relating to analysing and evaluating electrical and electronic faults in electronic over hydraulic systems, including procedures for:

identifying hazards and controlling risks associated with wearing jewellery while working around high current wiring systems

working with high pressure fluid hazards

tagging out and isolating machines, and wheel chocking

environmental requirements, including procedures for trapping, storing and disposing of fluids released from electronic over hydraulic systems

principles and processes involved in planning and implementing analysis and evaluation of electrical and electronic faults in electronic over hydraulic systems

design and planning of diagnostic procedures of electronic over hydraulic system faults, including procedures for diagnosing:

hydraulic faults

mechanical faults

electrical faults

procedures for analysing and evaluating electronic over hydraulic system faults, including:

system failure analysis

component failure analysis

types, functions, operation and limitations of electronic over hydraulic systems, including:

gateway network control module

bus network topography

hydraulic control module functions

associated network electronic over hydraulic system components

sensor and actuator control and monitoring systems

control signal circuits

operator joystick control devices

solenoid and proportional valve control of hydraulic fluid

testing procedures for electronic over hydraulic systems, including the use of:

digital multimeter

scan tool

oscilloscope

types, functions, operation and limitations of diagnostic testing equipment required to analyse and evaluate electrical and electronic faults in electronic over hydraulic systems

procedures for accessing and interpreting scan tool system data, including:

diagnostic trouble codes (DTCs), including:

conditions that set the DTCs

conditions for running DTCs

live data

freeze frame data

waveforms

procedures for documenting and reporting the analysis and evaluation process

requirements of Australian Design Rules (ADRs) relating to electronic over hydraulic systems.

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