Google Links

Follow the links below to find material targeted to the unit's elements, performance criteria, required skills and knowledge

Elements and Performance Criteria

  1. Prepare to diagnose and repair mobile plant final drive assembly
  2. Diagnose final drive assembly
  3. Repair final drive assembly
  4. Complete work processes
  5. Prepare to diagnose and repair mobile plant final drive assembly
  6. Diagnose final drive assembly
  7. Repair final drive assembly
  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 isolating and stabilising machines.

Repair information must include procedures relating to:

removing and replacing final drive assemblies

dismantling, repairing, reassembling and adjusting final drive assemblies.

Environmental requirements must include:

procedures for trapping, storing and disposing of oils and fluids released from final drive assemblies.



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 final drive assemblies, including procedures for isolating and stabilising machines

environmental requirements, including procedures for trapping, storing and disposing of oils and fluids released from final drive assemblies

operating principles of mobile plant final drive assemblies and their:

final drive gears, including:

gear types and specific lubrication requirements

gear ratios and torque reduction and multiplication

differential function

chain drives

application, purpose and operation of mobile plant final drive assemblies and components, including:

differential carrier

limited slip, no-spin and differential lock

double reduction

planetary final drive

chain drive

diagnostic testing procedures for mobile plant final drive assemblies, including:

sources of fluid leaks

abnormal final drive vibration, noises and operation

pre-dismantling inspection procedures

repair procedures for mobile plant final drive assemblies, including procedures for:

dismantling final drive assemblies

inspecting final drive assemblies

reassembling and adjusting:

pinion depth, pinion bearing preload, crown wheel and pinion backlash, side bearing preload, and crown wheel and pinion tooth contact

chain drive system

post-repair testing procedures for mobile plant final drive assemblies.