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Elements and Performance Criteria

1. Prepare to service refrigerated appliance
   • WHS/OHS hazards, risk control methods, relevant standards, codes and legislation are obtained and applied in accordance with workplace procedures
2. Extent of work to be completed is determined from service and fault requests and/or discussions with supervisor/appropriate person/s in accordance with workplace procedures
3. Advice is sought, as required, from supervisor to ensure work is coordinated with others
4. Sources of materials and parts required for work are identified in accordance with workplace procedures
5. Tools, equipment and testing devices to locate faults are obtained in accordance with workplace procedures and checked for operational safety
6. Service refrigerated appliance
   • Need to test or measure live electrical work is determined in accordance with workplace procedures and WHS/OHS requirements
7. Appliance is checked as being isolated, where necessary, in accordance with workplace procedures and WHS/OHS requirements
8. Safety hazards resulting from defect or fault are identified and documented, and risk control measures are implemented in accordance with workplace procedures and in consultation with appropriate person/s
9. Appliances are tested and components are inspected for wear or defects in accordance with workplace procedures, manufacturer specifications and industry codes of practice
10. Appliance faults, and their cause, are identified using measured and calculated values of appliance parameters in accordance with workplace procedures
11. Appliance is dismantled, where necessary, and parts are safely stored to protect them against loss or damage in accordance with workplace procedures
12. Defective, worn or faulty appliance components are rechecked and their status is confirmed
13. Replacement parts to rectify defects/faults are obtained in accordance with workplace procedures
14. Effectiveness of repair work is tested in accordance with workplace procedures
15. Appliance is reassembled, given a final test and prepared for return to service in accordance with workplace procedures
16. Unexpected situations are resolved in accordance with workplace procedures, safety guidelines and with the approval of an authorised person/supervisor
17. Servicing of refrigerated appliance is completed without damage to apparatus, circuits, the surrounding environment and/or services using relevant sustainable energy practices in accordance with workplace procedures
18. Complete and report fault-finding and repair activities
    • Work area is cleaned and made safe in accordance with workplace procedures
19. Service report is completed and verified by an appropriate person/supervisor 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.
Servicing refrigerated appliances must include at least the following:	appliances using flammable and non-flammable refrigerants two types of appliances: single door refrigerators two door refrigerators or freezers single door freezers either cyclic defrost or frost free four defects/faults: higher energy use than previously experienced not cold enough appliance ices up appliance light not working electric shock received from appliance cabinet

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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 two separate occasions and include:

applying relevant work health and safety (WHS)/occupational health and safety (OHS) requirements, including: applying safe working practices identifying hazards using risk control measures completing and reporting fault-finding and repair activities implementing legalisation, industry standards, codes of practice and regulations preparing to service refrigerated appliance servicing refrigerated appliances, including: completing service report dealing with unplanned events/situations in accordance with workplace procedures in a manner that minimises risk to personnel and equipment determining work from service request finding faults flammable and non-flammable refrigerants identifying defective components affecting appliance rectifying defects or faults testing appliance functions using manufacturer specifications and manuals.

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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:

flammable and non-flammable refrigerants service appliance refrigeration systems, including: appliance refrigeration systems capillary systems major electrical refrigeration appliances, including refrigerators and freezers operational principles of major domestic appliances that use electrical, gas and/or water services that incorporate refrigeration operational testing and set-up procedures retrofitting of domestic refrigeration systems relevant legislation, industry standards, codes of practice and regulations relevant manufacturer specifications relevant risk mitigation processes, including: potential hazards risk control measures safe working practices relevant WHS/OHS legislated requirements relevant workplace documentation relevant workplace policies and procedures.

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