0475.E1.O1WHS/OHS risk control measures and procedures for carrying out the work are obtained and implemented in accordance with workplace procedures and regulatory requirements
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ព្រះរាជាណាចក្រកម្ពុជា · KINGDOM OF CAMBODIA
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Install, commission, service and maintain variable refrigerant flow air conditioning systems
KHU-ELT-0475
Australian Equivalent
UEERA0097
Elements
5
Learning Outcomes
5
This unit involves the skills and knowledge required to safely and effectively install, commission, service and maintain variable refrigerant flow (VRF) air conditioning systems. It includes sourcing relevant data and schematics; installing components, pipe work, accessories and controls; commissioning the system to ensure it operates at the specified design conditions; locating and rectifying faults; and, carrying out maintenance tasks. VRF systems are commonly found in commercial applications. They contain one or more outdoor units with multiple indoor units. Each indoor unit typically has its own metering device and shares a common pipework system. They are either heat pump or heat recovery systems. Heat pump systems will only allow indoor units to operate in the same mode (either heating or cooling). A heat recovery system will allow each indoor unit to operate in a different mode (e
Elements & Learning Outcomes
50475.E2.O1The location and orientation of branching and support of pipe work is determined and laid out in accordance with system design
0475.E3.O1Extra refrigerant charge quantity is documented in accordance with Australian Standards and manufacturer specifications
0475.E4.O1Fault diagnosis processes are carried out in accordance with manufacturer processes and specifications, relevant Australian Standards, codes of practices and workplace procedures
0475.E5.O1WHS/OHS risk control measures continue to be applied in accordance with workplace procedures and regulatory requirements