3421 AIRCONDITIONING AND REFRIGERATION MECHANICS
AIRCONDITIONING AND REFRIGERATION MECHANICS assemble, install, maintain and repair industrial, commercial and domestic airconditioning and refrigeration systems and equipment.
Indicative Skill Level:
Most occupations in this unit group have a level of skill commensurate with the qualifications and experience outlined below.
AQF Certificate III including at least two years of on-the-job training, or AQF Certificate IV (ANZSCO Skill Level 3)
In New Zealand:
NZ Register Level 4 qualification (ANZSCO Skill Level 3)
At least three years of relevant experience may substitute for the formal qualifications listed above. In some instances relevant experience and/or on-the-job training may be required in addition to the formal qualification.
Registration or licensing may be required.
establishing job requirements from drawings and specifications, and laying out installation reference points
drilling holes, installing mounting brackets and cutting, bending and threading piping
installing and repairing components such as compressors, motors, condensers, evaporators, switches and gauges, and copper lines for steam, gas, refrigerant, compressed air, oil and chilled water
bolting, soldering, riveting, welding and brazing pipes to connect equipment, and checking alignment and accuracy of fit
filling systems with gas or fluid to check for leaks
test-operating refrigeration systems, checking mechanisms and making adjustments
removing test gas and fluid using vacuum pumps, and filling with refrigerant
checking and overhauling refrigeration systems, diagnosing faults and repairing and replacing defective components
adjusting system controls and mechanisms and reassembling systems
recording causes of malfunctioning and action taken