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

Elements and Performance Criteria

  1. WHS/OHS risk control measures and workplace procedures are followed in preparation for the work
  2. Need to inspect, test and measure operating systems is determined in accordance with WHS/OHS requirements and workplace procedures
  3. Advice is sought from work supervisor to ensure the work is coordinated effectively with others
  4. Sources of materials required for work are determined in accordance with workplace procedures
  5. Tools, equipment and testing devices required to carry out work are obtained in accordance with workplace procedures and checked for correct operation and safety
  6. Apparatus is checked and isolated in accordance with WHS/OHS requirements and workplace procedures
  7. Fault finding is approached using processes control valves, actuators and positioners using measured and calculated values in accordance with workplace procedures
  8. Apparatus components are dismantled, as required, and parts stored to protect against loss or damage in accordance with workplace procedures
  9. Faulty components are rechecked and fault status confirmed in accordance with workplace procedures
  10. Unplanned situations are dealt with safely and with the approval of relevant person/s
  11. Fault-finding activities are carried out without damage to apparatus, circuits, the surrounding environment or services using sustainable energy principles
  12. Apparatus is inspected and isolated in accordance with WHS/OHS requirements and workplace procedures
  13. Materials required to rectify faults are sourced and obtained in accordance with workplace procedures
  14. Rectification and repairs are conducted without damage to components, apparatus or circuits
  15. Repairs are tested in accordance with workplace procedures
  16. Apparatus is reassembled, tested and prepared for return to service
  17. Repairs are carried out without damage to apparatus, circuits, the surrounding environment or services using sustainable energy principles
  18. Complete and report fault-finding and rectification activities
  19. Work area is cleaned and made safe in accordance with workplace procedures
  20. Repairs to control valves is documented in accordance with workplace procedures

Performance Evidence

Evidence required to demonstrate competence in this unit must be relevant to and satisfy all of the requirements of the elements, performance criteria and range of conditions on at least two separate occasions and include:

applying relevant work health and safety (WHS)/occupational health and safety (OHS) requirements, including

using risk control measures

applying variable speed drives (VSD)

checking and isolating apparatus

dealing with unplanned situations safely and with the approval of relevant person/s

determining need for inspecting, testing or measuring operating systems

determining sources of materials required for work

dismantling apparatus components, as required, and storing to protect against loss or damage

finding faults in final control elements and associated equipment

measuring control valves actuators and positioners and calculating values to identify faults

obtaining scope of final control element faults

obtaining tools, equipment and testing devices required to carry out work

preparing to find and repair faults in final control elements

replacing/rectifying and repairing components without damage using sustainable energy principles

sourcing and obtaining materials required to rectify faults.


Knowledge Evidence

Evidence required to demonstrate competence in this unit must be relevant to and satisfy all of the requirements of the elements, performance criteria and range of conditions and include knowledge of:

control valve body and trim types and flow characteristics

control valve selection

power cylinder (piston actuator) types

problem-solving techniques

relevant components, apparatus or circuits

relevant control valves including:

control valves actuators and positioners measurements and calculations

relevant industry standards

relevant isolation procedures

relevant job safety assessments or risk mitigation processes

relevant manufacturer specifications and operating instructions

relevant material, tools and equipment

relevant rectification and repairs

relevant VSD

relevant WHS/OHS legislated requirements

relevant workplace documentation

relevant workplace instructions, policies and procedures

self-acting pressure and temperature control valves

spring opposed diaphragm actuator

sustainable energy principles

valve positioners.