Repair and service self-contained carbon dioxide refrigeration and heat pump systems

KHU-ELT-0447

This unit involves the skills and knowledge required to repair and service self-contained carbon dioxide (CO²) refrigeration and heat pump system. It includes specialised procedures for servicing and repairing of self-contained refrigeration and heat pump equipment using CO² as a refrigerant. It also includes applying safe working practices and refrigeration principles that apply to CO²; following service manuals; testing, locating and rectifying faults and defective components; and completing the necessary service documentation. The skills and knowledge in this unit will be applied by refrigeration and air conditioning technicians during the service and repair of self-contained refrigeration systems using CO² refrigerant. The skills and knowledge described in this unit require a licence or permit to practice in the workplace where work is carried out on electrical installations which ar