HVAC Technician

Under general supervision, perform skilled journey-level work in the installation, repair and maintenance of heating, ventilation, refrigeration and air conditioning equipment systems; perform related duties as assigned.

The classification specification does not describe all duties performed by all incumbents within the class. This summary provides examples of typical tasks performed in this classification.

• Install, inspect, diagnose, repair, maintain and service a wide variety of HVAC equipment and systems; assure compliance with applicable laws, codes, rules and regulations. E
• Make skilled repairs on large built-up multi-zone systems, compressors, and related equipment. E
• Adjust, repair or replace parts such as electric, electronic and pneumatic controls, thermostats, high and low voltage controls, sensory instrumentation controls, automatic switches, motors, relays, filters, belts, safety valves and automatic gas valves. E
• Service and repair evaporative coolers; check and replace thermocouples and pilot generators. E
• Clean and adjust electronic ignition and hot surface pilot systems; adjust and maintain forced draft burners using a flue gas analyzer. E
• Diagnose malfunctions and make proper changes in Energy Management System to return units to operation. E
• Perform piping and duct repairs; descale tubing; cut and thread pipe; make pipe and electrical connections; test and inspect pipelines and equipment to locate leaks. E
• Operate refrigerant recovery units and store in certified containers in accordance with Environmental Protection Agency regulations; refill and add refrigerant; record freon usage. E
• Plan and lay out new heating systems; use rigging equipment to move heavy equipment in confined spaces. E
• Perform safety inspections of mechanical rooms. E
• Plan work from sketches, schematic diagrams, drawings and blueprints. E
• Determine requirements for parts, materials, supplies, tools and equipment; estimate time and materials needed for service calls. E
• Participate in on-the-job training in boiler related duties to perform necessary boiler functions such as trouble shooting, chemical treatment, repairs and maintenance. E
• Prepare list of materials and supplies; requisition materials. E
• Prepare and maintain records and reports related to assigned activities. E
• Contact vendors for quotes, prices and availability of materials and supplies. E
• Operate a variety of specialized machinery, equipment and tools utilized in the repair and maintenance of HVAC equipment; maintain tools, equipment and supplies in a safe and orderly condition. E
• Drive a District vehicle to conduct work. E
• Serve as a lead and provide work direction and guidance to other maintenance staff as assigned; train school site Plant Supervisors in the operation of boilers and HVAC equipment. E

Note:

At the end of some of the duty statements there is an italicized "E" which identifies essential duties required of the classification. This is strictly for use in compliance with the Americans with Disabilities Act.

• Methods, materials, tools and equipment used in the maintenance and repair of heating, ventilating, refrigeration and air conditioning systems.
• Applicable laws, codes, rules and regulations.
• Health and safety practices related to the HVAC trade.
• Air compressors and pneumatic controls.
• Welding and soldering techniques.
• Basic record-keeping and report preparation techniques.
• Proper methods of storing equipment, materials and supplies.
• Energy management systems.
• Shop math applicable to the HVAC trade.
• Oral and written communication skills.

• Perform skilled journey-level work in the installation, repair and maintenance of heating, ventilation, refrigeration and air conditioning equipment…