Understands basic refrigeration cycle to include: identifying components in refrigeration circuit, understanding how each component works, diagnosing problems in the refrigeration circuit, using manifold gauge set, pressure/temperature chart and temperature measuring devices for routine maintenance and to troubleshoot. Understands refrigeration recovery, evacuation and charging.
Understands basic electron theory, how electricity travels, AC and DC currents, single phase and three phase circuits, and series and parallel circuits. Ability to read basic wiring diagrams. Understanding of Ohms Law. Ability to use multi-meters to read voltage, current and resistance values. Must be able to troubleshoot basic electrical circuits.
Understands the process of treating air so as to simultaneously control its temperature, humidity, and distribution. Must be able to read and understand mechanical drawings.
Understands basic heating cycle to include: identifying components in heating system, understanding how each component works, diagnosing problems in the heating system using a gas pressure test and other devices for routine maintenance and to troubleshoot. Understands the theory of combustion and how it relates to combustible fuels such as gas and oil.
The air conditioning technicians install, inspect, maintain, and repair air conditioner.
They ventilate equipment and controls making sure they operate efficiently and continuously.
They perform regular maintenance work on cooling units.
They diagnose electrical and mechanical defects and malfunctions.
They install, replace, or repair equipment that has been damaged.
They make adjustment and do calibrations of thermostatic controls.
They install new air-conditioning systems and equipment.
They inspect and maintain refrigerators and ice machines, and chilled water supply systems.
They clean blowers and coils, check tensions of belts and motors.
They make plans and designs of new air-conditioning systems including their installation and maintenance.
Industry Type :
Construction / Civil Engineering
Functional Area :
Installation / Maintenance / Operations / Repair