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 install pipe work, flow controls and accessories
  2. Safety hazards which have not previously been identified are noted, assessed and risk control measures implemented in accordance with workplace procedures
  3. Pipe work, flow control and accessory installation are sequenced in accordance with workplace procedures and job schedule
  4. Work details are determined from documentation and/or supervisor to establish scope of work to be completed
  5. Pipe work routes are planned within the constraints of the building structure, including heritage specifications, in accordance with workplace procedures
  6. Supervisor is consulted, as required, to ensure work is coordinated with others
  7. Materials to install pipe work, flow controls and accessories are obtained and checked against job requirements in accordance with workplace procedures
  8. Tools, equipment and testing devices to install pipe work, flow controls and accessories are obtained and checked for operational safety
  9. Install pipe work, flow controls and accessories
  10. Pipe work, flow controls and accessories are installed with sufficient access for connections and maintenance in accordance with workplace procedures, industry standards and job specification
  11. Pipe work, flow controls and accessories are installed straight and square, in required locations and within acceptable tolerances in accordance with workplace procedures
  12. Dry nitrogen is used to prevent contamination while silver brazing refrigerant tubing and fittings in accordance with workplace procedures
  13. Problematic situations from installation of pipe work, flow controls and accessories are resolved in accordance with workplace procedures
  14. Checks on quality of pipe work, flow controls and accessories are undertaken, including pressure testing and repair of leaks, in accordance with workplace procedures and relevant industry standards
  15. Adjustment of settings and replacement of flow controls are undertaken, as required, in accordance with workplace procedures
  16. Pipe work, flow controls and accessories are installed without waste of materials, damage or contamination to apparatus, the surrounding environment and/or services using relevant sustainable energy practices in accordance with workplace procedures
  17. Complete pipe work, flow controls and accessories installation
  18. Final check of installed pipe work is made to verify that it complies with workplace and industry requirements
  19. 'As-installed' pipe work, flow controls and accessories are documented and supervisor notified in accordance with workplace procedures

Range Statement

Range is restricted to essential operating conditions and any other variables essential to the work environment.

Non-essential conditions may be found in the UEE Electrotechnology Training Package Companion Volume Implementation Guide.

Installing refrigerant pipe work, flow controls and accessories must include at least two different types of refrigeration and/or air conditioning systems, including the following:

pipe work that includes suction lines, liquid lines, discharge lines and control lines

flow controls that include both liquid and vapour flow controls - mechanical and electronic

accessories that include pipe work fittings, hand valves, isolation valves, solenoid valves, check valves, reversing valves, filter/dryers, sight glasses, accumulators and oil separators

Performance Evidence

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

applying legislation, relevant industry standards, codes of practice and regulations

applying manufacturer specifications

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

identifying hazards

using risk control measures

completing pipe work, flow controls and accessories installation

dealing with unplanned events/situations in accordance with workplace procedures in a manner that minimises risk to personnel and equipment

implementing safe working practices

installing refrigerant pipe work, flow controls and accessories for refrigeration and air conditioning systems, including:

checking operation, adjusting settings and replacement of flow controls

preventing pipe work contamination

connecting pipe work, flow controls and accessories to comply with requirements

ensuring pipe work, flow controls and accessories will not leak under pressure

placing and securing flow controls and accessories

reading and interpreting drawings related to pipe work layouts and apparatus locations

routing, placing and securing pipe work to comply with requirements

preparing to install pipe work, flow controls and accessories.

Knowledge Evidence

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

installation of pipe work, flow controls and accessories requirements and practices for refrigeration and air conditioning systems, including:

environmental and building regulation responsibilities, including those of working in and around heritage and environmental protection sites

operation, replacement and adjustment of refrigerant flow controls

pressure testing refrigerant pipe work

refrigerant liquid flow controls and distributors, including capillary, thermostatic expansion valve, thermoelectric expansion valve, electronic expansion valve, low side floats, high side floats and liquid level controllers

refrigerant pipe work accessories, including pipe work fittings, hand valves, isolation valves, solenoid valves, check valves, reversing valves, filter/dryers, sight glasses, accumulators, oil separators and pressure relief devices

refrigerant vapour flow controls, including evaporator pressure regulators, crankcase pressure regulators, condenser bypass valves and electronic valves/controllers

refrigeration pipe work, including appropriate piping arrangements for refrigerant lines, including discharge lines, liquid lines and suction lines

relevant legislation, industry standards, codes of practice and regulations

relevant manufacturer specifications

relevant risk mitigation processes, including:

safe working practices

potential hazards

risk control measures

relevant WHS/OHS legislated requirements

relevant workplace documentation

relevant workplace policies and procedures.