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Elements and Performance Criteria

1. Prepare to commission complex control systems for refrigeration and air conditioning
   • WHS/OHS procedures are obtained and implemented in accordance with workplace procedures
2. WHS/OHS risk control measures and procedures for work are followed
3. Safety hazards not previously identified are documented and risk control measures implemented
4. Appropriate person/s is consulted to ensure the work is coordinated effectively with others involved on the worksite
5. System operating parameters are identified by reviewing system specifications and component technical data
6. Tools, equipment and testing devices required for the work are obtained and checked for correct operation and safety in accordance with workplace procedures
7. Preparatory work is checked to ensure damage has not occurred and is compliant with requirements
8. Need to test or measure live work is determined in accordance with workplace procedures and WHS/OHS requirements
9. Circuits are checked as being isolated in accordance with WHS/OHS requirements and workplace procedures
10. Commission complex control systems for refrigeration and air conditioning
    • WHS/OHS risk control measures and workplace procedures for carrying out the work are followed
11. Testing/measuring devices are connected and set up in accordance with requirements for a particular system
12. Measurements and adjustments are made to equipment components and controls to provide optimum system performance in accordance with system specifications and regulatory requirements
13. Decisions for dealing with unexpected situations are made from discussions with appropriate person/s, job specifications and requirements
14. Unplanned situations are responded to in accordance with workplace procedures in a manner that minimises risk to personnel and equipment
15. Commissioning is carried out efficiently without waste of materials or damage to apparatus, the surrounding environment or services applying sustainable energy principles
16. Complete and report commissioning activities
    • WHS/OHS risk control work completion measures and procedures are followed
17. Worksite is cleaned and made safe in accordance with workplace procedures
18. Adjustment settings and results of commissioning work are documented and appropriate person/s 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.
Commissioning complex refrigeration and air conditioning control systems must include at least the following:	two different complex control systems for refrigeration or air conditioning

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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 one occasion and include:

identifying system operating parameters measuring and adjusting system components and controls to provide optimum system performance ensuring system operates within regulatory requirements documenting adjustment settings with established procedures dealing with unplanned events applying relevant legislation, industry standards, codes of practice and regulations applying relevant work health and safety (WHS)/occupational health and safety (OHS) requirements, including: applying safe working practices applying sustainable energy principles and practices hazard identification and reporting implementing risk control measures commissioning complex control systems for refrigeration/air conditioning completing and reporting commissioning activities determining need to test or measure live work isolating circuits preparing to commission complex control systems for refrigeration and air conditioning using relevant tools, equipment, testing and measuring devices.

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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:

complex refrigeration/heating, ventilation and air conditioning (HVAC) control system commissioning, safe working practices and relevant standards, codes and regulations, including: commissioning fundamentals: building specifications/requirements/responsibilities design and ‘as-installed’ drawings building codes local government regulations design conditions pre-commissioning checks calibration of instruments commissioning procedures data collection, recording and, documentation reporting procedures control fundamentals: control terminology refrigeration system characteristics HVAC system characteristics control system characteristics control system components control system diagrams and symbols product knowledge commissioning various types of control equipment: electrical: sensors controllers flow control devices control systems diagrams electronic: sensors controllers control system diagrams digital control systems: system diagrams control diagrams configuration programming initialisation EMS and BMS supervisory control and data acquisition (SCADA) system lan and Bacnet relevant manufacturer specifications relevant plant and equipment relevant safe work method statements (SWMS)/job safety assessments or risk mitigation processes relevant tools, equipment and testing devices relevant WHS/OHS legislated requirements, including: environmental and sustainable energy principles and practices risk control measures relevant workplace documentation relevant workplace policies and procedures system operating parameters.

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