HVAC Tech/Mechanic

Responsibilities

• Repair, test, and calibrate central control consoles, including: Line balancing systems, Voltage sensing relays, Emergency power transfer relays, Supervisory trouble alarm circuits, Excelsior registers, Circuit monitoring relays
• Maintain, install, modify, add, repair, troubleshoot, and test building electrical systems such as: Distribution panels, circuit breakers, power supplies, Switches and outlets, lighting fixtures, lamps, fans, Heating devices, appliances, buzzer and bell circuits, Temperature and pressure controls and regulators.
• Install conduit, wiring, and cable, complete splices/connections, and test circuits for continuity and safety.
• Perform routine maintenance, repair, service, and cleaning of high-voltage distribution systems: Switchgear, transformers, power supplies, Constant voltage regulators and systems, Emergency and alternate power systems and circuits.
• Repair, service, maintain, install, modify, and troubleshoot electrical/pneumatic equipment, including: Automatic doors, Kitchen and laundry equipment, Engineering shop equipment, Solid-state circuits, flexible wiring, control panels
• Operate, maintain, repair, and service: Emergency Power Generators (gasoline and diesel ),Automatic transfer switches, Fuel storage tanks
• Make circuit analyses, calculate signal flow, adapt electronic principles, and design, install, and maintain complex alarm systems, adjust frequency, timing, power supply, sensitivity, and interference
• Maintain, repair, and install a wide variety of electrical fixtures, appliances, and equipment
• Maintain, repair, and install electrical distribution equipment up to 12,000 volts, including: Panels, transformers, circuit breakers, underground distribution systems, soldering and splicing work
• Locate and diagnose trouble in: Fire alarms, lighting systems, buzzers, thermostats, heating equipment, shop equipment, laundry and medical ward equipment
• Maintain, repair, and service: Diesel and gasoline generators and related equipment
• Transfer switches, timers, voltage relays, and circuiting
• Use and maintain a wide variety of tools and test equipment, including cable pullers, hydraulic benders, pipe threading machines, meggers, multi-meters, frequency meters, watt meters, power factor meters, vibro-grounds, phase rotation meters, audio tone location equipment, high potential testers, ground fault interrupter testers, circuit analyzers, etc.

Qualifications

• Minimum 4 years of journeyman-level experience working on industrial HVAC systems.
• Knowledge of proper inspection and maintenance practices, using manufacturers’ information, literature, trade guides, and manuals.
• Knowledge of the principles and theories of air conditioning and refrigeration, including refrigeration cycling and heat transfer laws.
• Knowledge of control elements, including: High and low side pressure, Temperatures of cooling units, Temperatures of liquid and suction lines, Running time of various mechanisms
• Skill in applying test procedures and equipment common to the HVAC/refrigeration trade.
• Ability to locate leaks and other issues via visual and/or audible equipment examination.
• Knowledge and skill to use electronic meters and thermometers to determine/correct temperatures and air changes and to balance heat loads.
• Proficiency in reading, interpreting, and applying: complex blueprints, wiring diagrams, rough sketches, manufacturers’ instructions and literature, work instructions and equipment specifications.