Heating, Air Conditioning, and Refrigeration Mechanics and Installer Career

Job Description: Install or repair heating, central air conditioning, HVAC, or refrigeration systems, including oil burners, hot-air furnaces, and heating stoves.


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Heating, Air Conditioning, and Refrigeration Mechanics and Installer Career

What Heating, Air Conditioning, and Refrigeration Mechanics and Installers do:

  • Perform mechanical overhauls and refrigerant reclaiming.
  • Comply with all applicable standards, policies, or procedures, such as safety procedures or the maintenance of a clean work area.
  • Connect heating or air conditioning equipment to fuel, water, or refrigerant source to form complete circuit.
  • Repair or replace defective equipment, components, or wiring.
  • Install expansion and control valves, using acetylene torches and wrenches.
  • Install, connect, or adjust thermostats, humidistats, or timers.
  • Discuss heating or cooling system malfunctions with users to isolate problems or to verify that repairs corrected malfunctions.
  • Test electrical circuits or components for continuity, using electrical test equipment.
  • Estimate, order, pick up, deliver, and install materials and supplies needed to maintain equipment in good working condition.
  • Install auxiliary components to heating or cooling equipment, such as expansion or discharge valves, air ducts, pipes, blowers, dampers, flues, or stokers.
  • Recommend, develop, or perform preventive or general maintenance procedures, such as cleaning, power-washing, or vacuuming equipment, oiling parts, or changing filters.
  • Adjust system controls to settings recommended by manufacturer to balance system.
  • Keep records of repairs and replacements made and causes of malfunctions.
  • Braze or solder parts to repair defective joints and leaks.
  • Schedule work with customers and initiate work orders, house requisitions, and orders from stock.
  • Mount compressor, condenser, and other components in specified locations on frames, using hand tools and acetylene welding equipment.
  • Lay out and connect electrical wiring between controls and equipment, according to wiring diagrams, using electrician's hand tools.
  • Study blueprints, design specifications, or manufacturers' recommendations to ascertain the configuration of heating or cooling equipment components and to ensure the proper installation of components.
  • Lift and align components into position, using hoist or block and tackle.
  • Inspect and test systems to verify system compliance with plans and specifications or to detect and locate malfunctions.
  • Measure, cut, thread, or bend pipe or tubing, using pipe fitter's tools.
  • Supervise and instruct assistants.
  • Record and report time, materials, faults, deficiencies, or other unusual occurrences on work orders.
  • Cut or drill holes in floors, walls, or roof to install equipment, using power saws or drills.
  • Install dehumidifiers or related equipment for spaces that require cool, dry air to operate efficiently, such as computer rooms.
  • Lay out reference points for installation of structural and functional components, using measuring instruments.
  • Install or repair air purification systems, such as specialized filters or ultraviolet (UV) light purification systems.
  • Install or repair self-contained ground source heat pumps or hybrid ground or air source heat pumps to minimize carbon-based energy consumption and reduce carbon emissions.

What work activities are most important?

Importance Activities

Repairing and Maintaining Mechanical Equipment - Servicing, repairing, adjusting, and testing machines, devices, moving parts, and equipment that operate primarily on the basis of mechanical (not electronic) principles.

Getting Information - Observing, receiving, and otherwise obtaining information from all relevant sources.

Making Decisions and Solving Problems - Analyzing information and evaluating results to choose the best solution and solve problems.

Inspecting Equipment, Structures, or Material - Inspecting equipment, structures, or materials to identify the cause of errors or other problems or defects.

Updating and Using Relevant Knowledge - Keeping up-to-date technically and applying new knowledge to your job.

Handling and Moving Objects - Using hands and arms in handling, installing, positioning, and moving materials, and manipulating things.

Operating Vehicles, Mechanized Devices, or Equipment - Running, maneuvering, navigating, or driving vehicles or mechanized equipment, such as forklifts, passenger vehicles, aircraft, or water craft.

Performing General Physical Activities - Performing physical activities that require considerable use of your arms and legs and moving your whole body, such as climbing, lifting, balancing, walking, stooping, and handling of materials.

Controlling Machines and Processes - Using either control mechanisms or direct physical activity to operate machines or processes (not including computers or vehicles).

Scheduling Work and Activities - Scheduling events, programs, and activities, as well as the work of others.

Identifying Objects, Actions, and Events - Identifying information by categorizing, estimating, recognizing differences or similarities, and detecting changes in circumstances or events.

Organizing, Planning, and Prioritizing Work - Developing specific goals and plans to prioritize, organize, and accomplish your work.

Repairing and Maintaining Electronic Equipment - Servicing, repairing, calibrating, regulating, fine-tuning, or testing machines, devices, and equipment that operate primarily on the basis of electrical or electronic (not mechanical) principles.

Communicating with Supervisors, Peers, or Subordinates - Providing information to supervisors, co-workers, and subordinates by telephone, in written form, e-mail, or in person.

Communicating with Persons Outside Organization - Communicating with people outside the organization, representing the organization to customers, the public, government, and other external sources. This information can be exchanged in person, in writing, or by telephone or e-mail.

Processing Information - Compiling, coding, categorizing, calculating, tabulating, auditing, or verifying information or data.

Documenting/Recording Information - Entering, transcribing, recording, storing, or maintaining information in written or electronic/magnetic form.

Establishing and Maintaining Interpersonal Relationships - Developing constructive and cooperative working relationships with others, and maintaining them over time.

Evaluating Information to Determine Compliance with Standards - Using relevant information and individual judgment to determine whether events or processes comply with laws, regulations, or standards.

Monitor Processes, Materials, or Surroundings - Monitoring and reviewing information from materials, events, or the environment, to detect or assess problems.

Training and Teaching Others - Identifying the educational needs of others, developing formal educational or training programs or classes, and teaching or instructing others.

Coordinating the Work and Activities of Others - Getting members of a group to work together to accomplish tasks.

Performing for or Working Directly with the Public - Performing for people or dealing directly with the public. This includes serving customers in restaurants and stores, and receiving clients or guests.

Analyzing Data or Information - Identifying the underlying principles, reasons, or facts of information by breaking down information or data into separate parts.

Judging the Qualities of Things, Services, or People - Assessing the value, importance, or quality of things or people.

Guiding, Directing, and Motivating Subordinates - Providing guidance and direction to subordinates, including setting performance standards and monitoring performance.

Thinking Creatively - Developing, designing, or creating new applications, ideas, relationships, systems, or products, including artistic contributions.

Coaching and Developing Others - Identifying the developmental needs of others and coaching, mentoring, or otherwise helping others to improve their knowledge or skills.

Resolving Conflicts and Negotiating with Others - Handling complaints, settling disputes, and resolving grievances and conflicts, or otherwise negotiating with others.

Drafting, Laying Out, and Specifying Technical Devices, Parts, and Equipment - Providing documentation, detailed instructions, drawings, or specifications to tell others about how devices, parts, equipment, or structures are to be fabricated, constructed, assembled, modified, maintained, or used.

Developing Objectives and Strategies - Establishing long-range objectives and specifying the strategies and actions to achieve them.

Interpreting the Meaning of Information for Others - Translating or explaining what information means and how it can be used.

Interacting With Computers - Using computers and computer systems (including hardware and software) to program, write software, set up functions, enter data, or process information.

Developing and Building Teams - Encouraging and building mutual trust, respect, and cooperation among team members.

Estimating the Quantifiable Characteristics of Products, Events, or Information - Estimating sizes, distances, and quantities; or determining time, costs, resources, or materials needed to perform a work activity.

Performing Administrative Activities - Performing day-to-day administrative tasks such as maintaining information files and processing paperwork.

Selling or Influencing Others - Convincing others to buy merchandise/goods or to otherwise change their minds or actions.

Provide Consultation and Advice to Others - Providing guidance and expert advice to management or other groups on technical, systems-, or process-related topics.

Assisting and Caring for Others - Providing personal assistance, medical attention, emotional support, or other personal care to others such as coworkers, customers, or patients.

Monitoring and Controlling Resources - Monitoring and controlling resources and overseeing the spending of money.

Staffing Organizational Units - Recruiting, interviewing, selecting, hiring, and promoting employees in an organization.

Holland Code Chart for a Heating, Air Conditioning, and Refrigeration Mechanics and Installer