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Elements and Performance Criteria

  1. Determine job requirements
  2. Comply with work health and safety (WHS) requirements at all times
  3. Use appropriate personal protective equipment (PPE) in accordance with SOPs
  4. Identify job requirements from specifications, job sheets or work instructions
  5. Install and remove domestic refrigeration and air conditioning appliances
  6. Prepare site and install and secure appliance in accordance with manufacturer instructions and industry best practice
  7. Check operation of the appliance in accordance with manufacturer instructions
  8. Dispose of waste materials and products in accordance with Commonwealth and state/territory legislation, environmental and industry codes of practice
  9. Determine operating condition of appliances
  10. Carry out established procedures and standard electrical tests to determine actual operating condition
  11. Follow established work health and safety (WHS) risk control measures and procedures to enable the system to be isolated and checked, where necessary
  12. Determine the basic refrigeration operating conditions and check for correct operation and safety using appropriate tools, equipment and testing devices
  13. Follow industry codes of practice and manufacturer service instructions
  14. Carry out routine maintenance
  15. Perform routine maintenance procedure in accordance with manufacturer and client scheduling
  16. Maintain routine maintenance records and record faults
  17. Fault find and troubleshoot faults
  18. Apply standard test procedures to determine faults against equipment specifications
  19. Record test data and record faults, as required
  20. Replace, repair or service faulty components
  21. Replace electrical components in accordance with manufacturer recommendations
  22. Select and prepare refrigeration system replacement components
  23. Recover refrigerant, store and dispose of in accordance with Commonwealth and state/territory legislation and industry codes of practice
  24. Install refrigeration system components in accordance with industry best practice, standards and codes
  25. Return to service domestic refrigeration and air conditioning appliances
  26. Start appliance and operate in accordance with manufacturer standards
  27. Carry out standard tests to confirm system performance to manufacturer specifications
  28. Record appliance operating data, as required
  29. Ensure worksite is cleaned and left in presentable condition in accordance with original presentation, client requirements, industry standards and organisational requirements

Range Statement

This field allows for different work environments and conditions that may affect performance. Essential operating conditions that may be present (depending on the work situation, needs of the candidate, accessibility of the item, and local industry and regional contexts) are included.

Routine maintenance includes the following:

electrical testing of the appliance

polarity testing

cleaning condensers

clearing drains

checking temperatures

pressures

component operation

air flow and system capacity

cleaning filters

Standard electrical tests include:

earth continuity, insulation resistance, and circuit resistance to meet electrical equipment regulations and codes (AS/NZS 3000:2007 Electrical Installations (known as the Australian/New Zealand Wiring Rules)

testing of supply voltage and the appliance or individual component current draw

Tools, equipment and testing devices include one (1) or more of the following:

refrigeration gauge manifold

Schraeder access valves; quick connect couplings, thermometer/thermocouple temperature measuring devices

analog and digital vacuum measuring gauges

digital scales

refrigerant recovery unit

vacuum pump

electronic leak detectors

refrigerant containers/cylinders

Industry best practice includes:

pipe fabrication techniques and industry best practice for pipe brazing

Standard refrigeration return to service procedures include one (1) or more of the following:

leak detection

evacuation

refrigerant charging of domestic air conditioning and refrigeration plug-in appliances

Commonwealth, state and territory legislation, regulations, standards, codes of practice and industry guidelines include one (1) or more of the following:

Ozone Protection and Synthetic Greenhouse Gas Legislation Amendment Bill 2003

air conditioning residential best practice guidelines (AIRAH)

AIRAH flammable refrigerant fact sheets and guide

state/territory and local building regulations

codes of practice for domestic refrigeration and air conditioning. (HB40)

System performance includes one (1) or more of the following:

pressure

temperature

sub-cooling

superheating

evaporator coil to air temperature difference

Domestic refrigeration and air conditioning appliances include:

self-contained plug in appliances primarily designed for domestic and residential situations, including one or more of the following:

refrigerators - single door, two door and two door side by side

freezers - chest and vertical door using, for example, refrigeration systems with cyclic defrost, frost-free with electric and hot-gas defrost, and manual defrost

air conditioners (window and wall mounted self-contained room air conditioners)