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Elements and Performance Criteria

1. Prepare to inspect, service and repair auxiliary braking system
   • Job requirements are determined from workplace instructions
   • Inspection, service and repair procedures and information are sourced and interpreted
   • Hazards associated with the work are identified and risks are managed
   • Tools and equipment are selected and checked for serviceability
2. Conduct inspection and analyse results
   • Inspection is carried out according to manufacturer specifications, workplace procedures and safety requirements
   • Faults are identified from inspection results and causes of faults are determined as required
   • Inspection findings are reported according to workplace procedures, including recommendations for necessary repairs or adjustments
3. Service and repair system
   • Service and repair procedures and information are sourced and interpreted
   • Service and repair tools, equipment and materials are selected and checked according to workplace procedures
   • Service, repairs and adjustments are carried out according to manufacturer specifications, workplace procedures, and safety and environmental requirements
   • Post-service and repair testing is carried out according to workplace procedures
4. Complete work processes
   • Final inspection is made to ensure work is to workplace expectations and vehicle is presented ready for use
   • Work area is cleaned, waste and non-recyclable materials are disposed of, and recyclable material is collected
   • Tools and equipment are checked and stored according to workplace procedures
   • Workplace documentation is processed according to workplace procedures
5. Prepare to inspect, service and repair auxiliary braking system
   • Job requirements are determined from workplace instructions
   • Inspection, service and repair procedures and information are sourced and interpreted
   • Hazards associated with the work are identified and risks are managed
   • Tools and equipment are selected and checked for serviceability
6. Conduct inspection and analyse results
   • Inspection is carried out according to manufacturer specifications, workplace procedures and safety requirements
   • Faults are identified from inspection results and causes of faults are determined as required
   • Inspection findings are reported according to workplace procedures, including recommendations for necessary repairs or adjustments
7. Service and repair system
   • Service and repair procedures and information are sourced and interpreted
   • Service and repair tools, equipment and materials are selected and checked according to workplace procedures
   • Service, repairs and adjustments are carried out according to manufacturer specifications, workplace procedures, and safety and environmental requirements
   • Post-service and repair testing is carried out according to workplace procedures
8. Complete work processes
   • Final inspection is made to ensure work is to workplace expectations and vehicle is presented ready for use
   • Work area is cleaned, waste and non-recyclable materials are disposed of, and recyclable material is collected
   • Tools and equipment are checked and stored 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 requirements must include:

work health and safety (WHS) and occupational health and safety (OHS) requirements, including procedures for working with hot exhaust components.

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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:

inspect, service and repair the auxiliary braking systems of two different vehicles or machinery.

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Knowledge Evidence

Individuals must be able to demonstrate knowledge of:

work health and safety (WHS) and occupational health and safety (OHS)requirements relating to inspecting, servicing and repairing auxiliary braking systems, including procedures for working with hot exhaust components

identification, function and operating principles of auxiliary braking systems and their components, including:

internal engine compression braking

external exhaust braking

hydraulic retarder

electrical retarder

control circuits

inspection procedures for auxiliary braking systems

service, repair and adjustment procedures for auxiliary braking systems

post-repair testing procedures for auxiliary braking systems.

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