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Elements and Performance Criteria

1. Prepare to monitor and adjust energy management systems on refrigeration system
   • WHS/OHS requirements and workplace procedures for a given work area are identified and applied
2. WHS/OHS risk control measures and workplace procedures are followed in preparation for refrigeration system work
3. Safety hazards not previously identified are noted on job safety assessment and established risk control measures implemented
4. Appropriate person/s is consulted to ensure refrigeration system work is coordinated effectively with others involved on the worksite
5. Refrigeration system energy parameters are identified by reviewing system specifications and component technical data
6. Tools, equipment and testing devices needed to carry out work are obtained and checked for correct operation and safety
7. Preparatory work is checked to ensure no damage has occurred and complies with job requirements
8. Need to test or measure live electrical work is determined in accordance with WHS/OHS requirements and workplace safety procedures
9. Circuits are checked and isolated in accordance with WHS/OHS requirements and workplace procedures
10. Monitor and adjust energy management systems on refrigeration system
    • WHS/OHS risk control measures and workplace procedures for carrying out refrigeration system work are followed
11. Testing/measuring devices are connected and set up in accordance with job requirements and refrigeration system
12. Monitoring and adjustments are made to equipment components and controls to provide effective energy use in accordance with refrigeration system specifications and regulatory requirements
13. Unplanned situations are responded to in accordance with workplace procedures, discussions with appropriate person/s and job specifications and requirements in a manner that minimises risk to personnel and equipment
14. Refrigeration system monitoring and adjusting is carried out efficiently without waste of materials or damage to apparatus, the surrounding environment or services using sustainable energy principles
15. Complete and report monitoring adjusting activities
    • WHS/OHS risk control work completion measures and workplace procedures are followed
16. Worksite is cleaned and made safe in accordance with workplace procedures
17. Monitoring and adjustment settings 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.
Monitoring and adjusting refrigeration and energy management systems must include at least the following:	two different types of energy management systems for refrigeration systems

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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 energy parameters monitoring and adjusting system components and controls to provide effective energy use ensuring system energy use is accordance with requirements documenting adjustment settings with established procedures dealing with unplanned events applying relevant work health and safety (WHS)/occupational health and safety (OHS) workplace procedures and practices requirements, including using risk control measures applying sustainable energy principles and practices monitoring and adjusting energy management systems on refrigeration system planning, monitoring and adjusting energy management systems on refrigeration system.

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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:

energy management systems for commercial refrigeration, safe working practices and relevant standards, codes and regulations, including: functions of a commercial refrigeration energy management system, including: general control function inputs outputs communications graphing supervising data logging scheduling alarms power consumption energy management system control components, including: identify components pressure sensors temperature sensors time clocks humidity sensors liquid level sensors leak detector sensor function and operating parameters of components pressure sensors temperature sensors time clocks humidity sensors liquid level sensors leak detector sensors installation requirements and considerations, including: installation of controller(s) installation of refrigerant leak detector systems installation of accessory boards installation of pressure transducers and wiring installation of temperature sensors and wiring control wiring considerations system design and applications, including: control components to suit given applications system operating parameters pressure sensors temperature sensors time clocks humidity sensors liquid level sensors leak detector sensors defrost alarm panel programming a control system, including: display terminal and keypad functions calibration of sensors changing original settings program a given set of parameters to suit an application component testing and fault finding, including: troubleshooting testing of components relevant job safety assessments or risk mitigation processes relevant WHS/OHS legislated requirements relevant workplace documentation relevant workplace policies and procedures.

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