Refrigeration Mechanics and Installers

Tasks Include:

• Observe and test system operation, using gauges and instruments.
• Adjust valves according to specifications and charge system with proper type of refrigerant by pumping the specified gas or fluid into the system.
• Test lines, components, and connections for leaks.
• Dismantle malfunctioning systems and test components, using electrical, mechanical, and pneumatic testing equipment.
• Adjust or replace worn or defective mechanisms and parts, and reassemble repaired systems.
• Braze or solder parts to repair defective joints and leaks.
• Perform mechanical overhauls and refrigerant reclaiming.
• Keep records of repairs and replacements made and causes of malfunctions.
• Install expansion and control valves, using acetylene torches and wrenches.
• Install wiring to connect components to an electric power source.
• Mount compressor, condenser, and other components in specified locations on frames, using hand tools and acetylene welding equipment.

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