|Date Posted||July 7, 2018|
Express Employment Professionals is currently recruiting for an experienced HVAC Technician for a local school district!
Primarily responsible for performing installs, repairs and maintenance to a variety of equipment including: refrigeration, air conditioning, electric motors, heating units, heat pumps, hermetic compressors, light commercial furnaces, boilers, burners, intake and exhaust fans, economizers and humidifiers.
Essential Technical Knowledge Required;
Understand basic refrigeration cycle to include: identifying components in refrigeration circut, 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. Understandings basic heating cycle to include: identifying components in heating system, understanding how each component works, diagnosing problems in the heating system using 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.