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Elements and Performance Criteria

1. Prepare to service and repair lift assisted suspension system
   • Job requirements are determined from workplace instructions
   • Service and repair information is sourced and interpreted
   • Hazards associated with the work are identified and risks are managed
   • Tools, equipment and materials are selected and checked for serviceability
2. Inspect and service lift assisted suspension system
   • System is inspected according to workplace procedures and safety requirements
   • Inspection results are compared with manufacturer specifications to identify service and repair requirements
   • Inspection findings are reported according to workplace procedures
   • Service and adjustments are carried out according to manufacturer specifications, workplace procedures, and safety and environmental requirements, and without causing damage to components or systems
   • Post-service testing is carried out according to workplace procedures
3. Repair lift assisted suspension system
   • Repair information is sourced and interpreted
   • Repair options are analysed and those most appropriate to the circumstances are selected
   • Repair tools, equipment and materials are selected and prepared
   • System is repaired according to manufacturer specifications, workplace procedures, and safety and environmental requirements, and without causing damage to components or systems
   • 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 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 service and repair lift assisted suspension system
   • Job requirements are determined from workplace instructions
   • Service and repair information is sourced and interpreted
   • Hazards associated with the work are identified and risks are managed
   • Tools, equipment and materials are selected and checked for serviceability
6. Inspect and service lift assisted suspension system
   • System is inspected according to workplace procedures and safety requirements
   • Inspection results are compared with manufacturer specifications to identify service and repair requirements
   • Inspection findings are reported according to workplace procedures
   • Service and adjustments are carried out according to manufacturer specifications, workplace procedures, and safety and environmental requirements, and without causing damage to components or systems
   • Post-service testing is carried out according to workplace procedures
7. Repair lift assisted suspension system
   • Repair information is sourced and interpreted
   • Repair options are analysed and those most appropriate to the circumstances are selected
   • Repair tools, equipment and materials are selected and prepared
   • System is repaired according to manufacturer specifications, workplace procedures, and safety and environmental requirements, and without causing damage to components or systems
   • 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 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: using vehicle lifting and supporting equipment working with lift assisted suspension systems, including: hydraulic and pneumatic pressures hydraulic fluids stored energy in springs.
Environmental requirements must include:	procedures for trapping, storing and disposing of fluids released from suspension systems.

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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:

service and repair two different lift assisted suspension systems, including one of the following:

pneumatic system

hydraulic system.

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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 servicing and repairing light vehicle lift assisted suspension systems, including procedures for:

using vehicle lifting and supporting equipment

working with lift assisted suspension systems, including:

hydraulic and pneumatic pressures

hydraulic fluids

stored energy in springs

environmental requirements, including procedures for trapping, storing and disposing of fluids released from suspension systems

operating principles of lift assisted suspension systems, including:

hydraulic systems

pneumatic systems

application, purpose and operation of lift assisted suspension system components, including:

hydraulic system, including:

hydraulic pump and reservoir

switches

valves, hoses and connectors

gauges

hydraulic cylinder

pneumatic system, including:

compressor

switches

valves, hoses and connectors

gauges

airbags

inspection and servicing procedures for lift assisted suspension systems, including:

component wear analysis

checking fluid and air leaks

checking and adjusting ride and curb height

replacing suspension fluids

repair procedures for lift assisted suspension systems, including removing, repairing and replacing lift assisted suspension components

post-repair testing procedures for lift assisted suspension systems.

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