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City of Torrance
Class Code: 5545

Class Designation: Civil Service

January 1986

Representation Unit: Torrance Municipal Employees
(AFSCME Local 1117) 


Air Conditioning/Heating Technician


Under supervision inspects, maintains, repairs, and installs air conditioning, heating, and ventilation equipment; and does related work as required.

Distinguishing Characteristics

Distinguished from Air Conditioning/Heating Supervisor in that the Technician is not responsible for planning, organizing and directing the air conditioning and heating functions in all City facilities. Distinguished from Building Maintainer (subclass Mechanical Systems) in that the Maintainer is not responsible for performing journey level tasks in the maintenance, repair, and installation of air conditioning and heating equipment and components.

Examples Of Duties

  • Inspects, tests, repairs, maintains and services all types of refrigeration, hot water, forced air heating and ventilation equipment, electronic and electrical components, including 125 ton chiller, centervacs, 1 million BTU boiler, hermetic type refrigeration units, and pnuematic controls;
  • Installs, adjusts and replaces valves, fans, blowers, gaskets, filters, belts, switches, gauges, thermostats, tubing, and transformers;
  • Installs, replaces, adjusts and repairs pressure regulators, compressors,' evaporators, condensers, motors, electrical water pumps and other parts as needed;
  • Pumps down unit;
  • Adjusts and balances air distribution systems;
  • Flushes boilers;
  • Uses various testing devices to locate defective parts;
  • Adds refrigerants and oil;
  • De-scales tubing;
  • Cuts, threads, connects and repairs pipe;
  • Makes necessary electrical connections and repairs;
  • Checks and tests new equipment before installation;
  • May act in a lead capacity.
  • Minimum Qualifications

    Knowledge of
  • Air conditioning, heating, and ventilating equipment, component parts and materials, including but not limited to: heat exchangers, electronic controls, thermostats, switches, hermetic refrigeration units, pnuematic controls, centervacs;
  • Standard methods, tools and equipment used to inspect, test, maintain, repair, and install air conditioning, heating and ventilating equipment and component parts;
  • Material and installation requirements for heating, air conditioning and ventilation (HVAC) as published in the "Uniform Mechanical Code" by the International Conference of Building Officials.
  • Ability to
  • Inspect, test, maintain, repair and install air conditioning, heating and ventilating equipment and component parts such as: 125 ton chiller, centervacs, 1 million BTU boiler, hermetic type refrigeration units;
  • Work skillfully and safely with appropriate tools such as ohm meters, vacuum pumps, wet and dry bulb thermometers;
  • Read and interpret blueprints and schematics;
  • Follow written and oral instructions;
  • Establish and maintain effective working relationships with fellow employees.
  • License Requirement

    A valid California Class C Drivers' License.


    Four years of journey level experience inspecting, testing, maintaining, repairing and installing air conditioning, heating and ventilation equipment and component parts; or two years of journey level experience plus completion of a refrigeration/heating apprentice training program.


    No specific minimum required.