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Elements and Performance Criteria

  1. Prepare to diagnose and repair mobile plant suspension system
  2. Diagnose suspension system
  3. Repair suspension system
  4. Complete work processes
  5. Prepare to diagnose and repair mobile plant suspension system
  6. Diagnose suspension system
  7. Repair suspension system
  8. Complete work processes

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:

suspension lock-out

isolating and stabilising machines

working with stored fluid pressures from accumulators

working with high pressure fluid hazards

using lifting, jacking and supporting equipment.



Knowledge Evidence

Individuals must be able to demonstrate knowledge of:

work health and safety (WHS) and occupational health and safety (OHS) requirements relating to diagnosing and repairing mobile plant suspension systems, including procedures for:

suspension lock-out

isolating and stabilising machines

working with stored fluid pressures from accumulators

working with high pressure fluid hazards

using lifting, jacking and supporting equipment

application, purpose and operating principles of mobile plant suspension systems and components, including:

suspension hydraulic circuitry

pivoting axle suspension

solid rubber suspension

gas charged hydraulic suspension

hydraulic suspension

pneumatic tyres

diagnostic testing procedures for mobile plant suspension systems, including analysing:

component wear

abnormal system noise

suspension cylinder

erratic operation

repair procedures for mobile plant suspension systems, including procedures for:

repairing and adjusting suspension components

recharging suspension cylinders

post-repair testing procedures for mobile plant suspension systems.