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Service Technician - Professional
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- Performs maintenance, diagnosis and repair of refrigeration, heating & air-conditioning systems commonly installed in supermarkets, convenient stores and cold storage facilities.
- Performs prescribed, routine maintenance procedures on supermarket refrigeration system and self-contained temperature-controlled merchandisers.
- Ability to systematically utilize mirror and flashlight to check all joints, install PVC drain pipe with minimal supervision, set and trim cases, install and adjust glass doors and frames, use temperature sensors, use brazing and soldering techniques, and determine proper coil layout in complex boxes.
- Demonstrate understanding of low/high pressure oil systems, split condensing/low ambient controls, refrigerated equipment startup, EMS controls, CO2 refrigeration, new retail store refrigeration startup, air flow characteristics and testing, motor VFD’s, all system defrost types, recovery setup, torch setup, compressor operating parameters, conventional refrigeration system layout, and parallel rack system layout, and advanced wiring diagrams.
- Demonstrate a working knowledge of gauge, scale, recovery, ECM, shaded pole, PSC, three phase motors, compressor operating parameters, oil differential pressure valves and oil level controls.
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