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Elements and Performance Criteria

  1. Prepare to inspect, service and repair AC electric motor drive system
  2. Inspect and test system
  3. Service and repair system
  4. Complete work processes
  5. Prepare to inspect, service and repair AC electric motor drive system
  6. Inspect and test system
  7. Service and repair 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:

selecting and using personal protective equipment (PPE), including clothing, and eye and hand protection

working safely with high current electrical systems.


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 three of the following alternating current (AC) electric motor drive systems in different vehicles, vessels or machinery:

AC single phase induction motor

AC three phase induction motor

AC brush commutator motor

AC synchronous motor.


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 AC electric motor drive systems, including procedures for:

selecting and using personal protective equipment (PPE), including clothing, and eye and hand protection

working safely with high current electrical systems

operating principles of AC electric motor drive systems, including of:

AC single phase induction motor

AC three phase induction motor

AC brush commutator motor

AC synchronous motor

application, purpose and operation of AC electric motor drive systems, including:

forklifts

golf karts and buggies

electric vehicle transportation

recreational vehicles, including quad bikes and motorcycles

inspection procedures for AC electric motor drive systems, including for analysing system operation

procedures for testing AC electric motor drive systems, including:

accessing electrical terminals and using test probes without damaging connectors, fuse holders or wiring

procedures for using and operating electrical test equipment, including:

digital multimeters

test lights and probes

oscilloscopes

service and repair procedures for AC electric motor drive systems, including:

component removal and replacement procedures

component and associated system adjustment procedures

post-repair testing procedures for AC electric motor drive systems, including:

confirming that system is operating to manufacturer specifications

confirming that no other problems are present as a result of the repair.