Air Condition Equipment Mechanic

About the role

This position is located in the Air Conditioning (AC) Shop, Utilities Section, under the Engineering Section of Facilities Management Service Line, under the general supervision of the Utilities Supervisor.

Responsibilities

• Maintenance, repair, installation, modification, overhaul, and adjustments to complex heating, air conditioning, ventilation, and refrigeration equipment systems.
• Installs, operates, adjusts, maintains, and modifies, a highly complex, computerized central environmental control system.
• Troubleshoots, diagnoses, repairs, replaces and evaluates the system and subsystems, and components through use of the computer, flow diagrams, wiring diagrams, electrical and electronic schematics, manufacturer's technical manuals, and a variety of test instruments, including, but not limited to: multimeters, ammeters, smoke testers, barometers, differential pressure cells, balometers and psychrometers.
• Analyzes and diagnoses the precise cause of electronic subsystems and programming procedures of HVAC equipment failures in order to complete correct repairs.
• Operates, adjusts, maintains and repairs a number of very complex variable speed drive units, involving detailed electronic circuitry and power transistor work that must be interfaced to the energy management system.
• Repairs, overhauls, adjusts, installs and maintains a variety of large heating, air conditioning, ventilation, and refrigeration systems and equipment.
• Installs and makes repairs to window and rooftop units for heating and air conditioning, using gas, heat pumps, electric power sources, and package type units using remote and local controls, both by hardwire and computer control.
• Serves large units, up to 1200 ton centrifugal or helical screw chillers in a multi-chiller operation, air handling units, fan coils, variable volume boxes, constant volume boxes, radiant heat panels, steam and hot water converters, pumps, compressors, radiators, coils and the associated pneumatic, electronic, electrical, and computer controlled actuating devices.
• Installs various types of thermostats, water controls and regulators, and electrical controls on research lab deep freezers (including cascade types), walk-in coolers, and exhaust hoods.
• Designs, fabricates, and installs a variety of duct work made from various materials for air conditioning, heating and ventilation applications.
• Installs, maintains, repairs, services and disinfects a variety of ice machines.
• Responsible for ordering materials by following acquisition policies to identify, research and solicit quotes for requested complex components, equipment, parts and materials.

Qualifications

• To qualify for this position, applicants must meet all requirements by the closing date of this announcement.
• Experience refers to paid and unpaid experience, including volunteer work done through National Service programs (e.g., Peace Corps, AmeriCorps) and other organizations (e.g., professional; philanthropic; religions; spiritual; community; student; social).
• Education: There is no education substitute for experience with this position.