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Elements and Performance Criteria

1. Prepare to inspect track type drive and support system
   • Job requirements are determined from workplace instructions
   • Inspection procedures and information are sourced and interpreted
   • Options are analysed and those most appropriate to the circumstances are selected
   • Hazards associated with the work are identified and risks are managed
   • Tools, equipment and materials are selected and checked for serviceability
2. Conduct inspection and report results
   • Inspection is carried out according to manufacturer specifications, workplace procedures, and safety and environmental requirements
   • Inspection results are compared with manufacturer specifications
   • Inspection findings are reported according to workplace procedures, and include recommendations for necessary service, repairs or adjustments
3. Service and repair track type drive and support system
   • Service and repair procedures and information are sourced and interpreted
   • Service and repair tools, equipment and materials are selected and checked
   • Service and adjustments are carried out according to manufacturer specifications, workplace procedures, and safety and environmental requirements
   • Repairs and component replacements and adjustments are carried out according to manufacturer specifications, workplace procedures, and safety and environmental requirements
   • Post-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 machinery is presented ready for use, including ensuring that protective guards, safety features and cowlings are in place
   • 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 track type drive and support system
   • Job requirements are determined from workplace instructions
   • Inspection procedures and information are sourced and interpreted
   • Options are analysed and those most appropriate to the circumstances are selected
   • Hazards associated with the work are identified and risks are managed
   • Tools, equipment and materials are selected and checked for serviceability
6. Conduct inspection and report results
   • Inspection is carried out according to manufacturer specifications, workplace procedures, and safety and environmental requirements
   • Inspection results are compared with manufacturer specifications
   • Inspection findings are reported according to workplace procedures, and include recommendations for necessary service, repairs or adjustments
7. Service and repair track type drive and support system
   • Service and repair procedures and information are sourced and interpreted
   • Service and repair tools, equipment and materials are selected and checked
   • Service and adjustments are carried out according to manufacturer specifications, workplace procedures, and safety and environmental requirements
   • Repairs and component replacements and adjustments are carried out according to manufacturer specifications, workplace procedures, and safety and environmental requirements
   • Post-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 machinery is presented ready for use, including ensuring that protective guards, safety features and cowlings are in place
   • 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 and environmental requirements must include:

work health and safety (WHS) and occupational health and safety (OHS) requirements, including procedures for: manually handling system components isolating and stabilising machines releasing track chain tensioner working with recoil spring stored energy disassembling track chain tensioner working with stored hydraulic pressure environmental requirements, including procedures for: trapping, storing and disposing of lubricants and fluids released from track type drive and support systems waste management, machine hygiene, dust and clean-up management.

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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 one machine track type drive and support system, including four of the following components:

carrier roller

track roller

undercarriage idler

drive sprocket

track chain

recoil spring

track chain tensioner

track plate

track frame, including its alignment.

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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 track type drive and support systems, including procedures for:

manually handling system components

isolating and stabilising machines

releasing track chain tensioner

working with recoil spring stored energy

disassembling track chain tensioner

working with stored hydraulic pressure

environmental requirements, including procedures for:

trapping, storing and disposing of lubricants and fluids released from track type drive and support systems

waste management, machine hygiene, dust and clean-up management

operating principles of track type drive and support systems, including:

track system

undercarriage system

application, purpose and operation of track type drive and support systems, including:

track links, pins, bushings and track shoes

undercarriage idlers, carrier rollers, drive sprockets, track chain tensioners, recoil spring, accumulator, track plate, track frame and guards

inspection procedures for track type drive and support systems, including:

component wear analysis

system operation analysis

diagnostic testing procedures for track type drive and support systems, including:

component wear analysis, including:

track links, pins, bushings and track shoes

undercarriage idlers, rollers, drive sprockets, tensioners, track frame and guards

track frame alignment

reclamation principles of track type drive components

service and repair procedures for track type drive and support systems, including removing, replacing, repairing and adjusting system components

post-repair testing procedures for track type drive and support systems, including:

track tension adjustment

track frame alignment.

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