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Heating and Air Conditioning Mechanics and Installers
SOC Code: 49-9021.01

Install, service, or repair heating and air conditioning systems in residences or commercial establishments.

Sample of reported job titles: A/C Tech (Air Conditioning Technician); HVAC Installer (Heating, Ventilation, Air Conditioning Installer); HVAC Mechanic (Heating, Ventilation, Air Conditioning Mechanic); HVAC Service Tech (Heating, Ventilation, Air Conditioning Service Technician); HVAC Service Technician (Heating, Ventilation, Air Conditioning Service Technician); HVAC Specialist (Heating, Ventilation, and Air Conditioning Specialist); HVAC Technician (Heating, Ventilation, Air Conditioning Technician); HVAC Technician (Heating, Ventilation, and Air Conditioning Technician); Service Technician; Systems Mechanic

Tasks

  • Test pipe or tubing joints or connections for leaks, using pressure gauge or soap-and-water solution.
  • Test electrical circuits or components for continuity, using electrical test equipment.
  • Repair or replace defective equipment, components, or wiring.
  • Discuss heating or cooling system malfunctions with users to isolate problems or to verify that repairs corrected malfunctions.
  • Repair or service heating, ventilating, and air conditioning (HVAC) systems to improve efficiency, such as by changing filters, cleaning ducts, or refilling non-toxic refrigerants.
  • Install, connect, or adjust thermostats, humidistats, or timers.
  • Connect heating or air conditioning equipment to fuel, water, or refrigerant source to form complete circuit.
  • 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.
  • Comply with all applicable standards, policies, or procedures, such as safety procedures or the maintenance of a clean work area.
  • Install auxiliary components to heating or cooling equipment, such as expansion or discharge valves, air ducts, pipes, blowers, dampers, flues, or stokers.
  • Lay out and connect electrical wiring between controls and equipment, according to wiring diagrams, using electrician's hand tools.
  • Inspect and test systems to verify system compliance with plans and specifications or to detect and locate malfunctions.
  • Record and report time, materials, faults, deficiencies, or other unusual occurrences on work orders.
  • Install and test automatic, programmable, or wireless thermostats in residential or commercial buildings to minimize energy usage for heating or cooling.
  • Adjust system controls to settings recommended by manufacturer to balance system.
  • Install dehumidifiers or related equipment for spaces that require cool, dry air to operate efficiently, such as computer rooms.
  • Recommend, develop, or perform preventive or general maintenance procedures, such as cleaning, power-washing, or vacuuming equipment, oiling parts, or changing filters.
  • Install magnetic-centrifugal chillers, compressors, or related equipment to cool air temperatures through the use of recirculating water.
  • Cut or drill holes in floors, walls, or roof to install equipment, using power saws or drills.
  • Measure, cut, thread, or bend pipe or tubing, using pipe fitter's tools.
  • Install or repair air purification systems, such as specialized filters or ultraviolet (UV) light purification systems.
  • Assemble, position, and mount heating or cooling equipment, following blueprints or manufacturer's specifications.
  • Fabricate, assemble, or install duct work or chassis parts, using portable metal-working tools or welding equipment.
  • Install radiator controls for room-level zone control heating of residential or commercial buildings.
  • 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.
  • Wrap pipes, securing insulation in place with cement or wire bands.

Technology Skills

  • Computer aided design CAD software - Autodesk AutoCAD ; HVAC tools software
  • Customer relationship management CRM software - Contact management systems
  • Data base user interface and query software - Data logging software; Database software
  • Document management software - Adobe Acrobat
  • Electronic mail software - Microsoft Outlook
  • Enterprise resource planning ERP software - SAP
  • Facilities management software - Computerized maintenance management system CMMS; Cworks CMMS; IBM Maximo Asset Management; ManagerPlus
  • Graphics or photo imaging software - Graphics software
  • Industrial control software - Alerton Ascent Compass; Delta Controls inteliWEB; Honeywell WEBs-N4; Johnson Controls Metasys (see all 6 examples)
  • Internet browser software
  • Office suite software - Microsoft Office
  • Presentation software - Microsoft PowerPoint
  • Spreadsheet software - Microsoft Excel
  • Word processing software - Atlas Construction Business Forms; Microsoft Word

Tools Used

  • Adjustable wrenches
  • Air velocity and temperature monitors - Air flow sensors; Air velocity meters
  • Ammeters - Milliamp/microamp meters
  • Anemometers - Hot wire anemometers
  • Awls
  • Blocks or pulleys - Riggings
  • Blow torch - Acetylene torches
  • Calibrated resistance measuring equipment - 4-wire resistance sensors; Resistance meters
  • Capacitance meters - Capacitor analyzers
  • Carbon monoxide analyzer - Carbon monoxide detectors
  • Caulking guns - Caulking equipment
  • Chart recorders
  • Circuit tester - Circuit analyzers
  • Circuit tracers
  • Claw hammer - Claw hammers
  • Depth indicators - Water level meters
  • Desktop computers
  • Diagonal cut pliers - Diagonal cutting pliers
  • Drill press or radial drill - Drill presses
  • Electronic measuring probes - High-voltage probes
  • End cut pliers - Side cutting pliers
  • Explosimeters - Combustion analyzers
  • Flow sensors - Venturi meters; Water flow meters
  • Flowmeters - Pitot tubes; Turbine flow meters
  • Gas detectors - Combustible gas leak detectors
  • GFI circuit testers - Receptacle testers
  • Hacksaw - Hand hacksaws; Power hacksaws
  • Hammers - Soft face hammers; Tinners hammers
  • Handheld thermometer - Handheld thermometers
  • Heat tracing equipment - Infrared thermometers
  • Hex keys - Hex wrenches
  • Hoists
  • Hygrometers - Humidity sensors; Hygrosticks
  • Inspection mirror - Inspection mirrors
  • Ladders
  • Laser printers
  • Leak testing equipment - Smoke pens
  • Levels
  • Liquid leak detectors - Refrigerant leak detectors
  • Longnose pliers - Long nose pliers
  • Magnetic tools - Magnetic pickup tools
  • Manometers
  • Megohmmeters
  • Metal cutters - Duct slicers; Metal snips
  • Moisture meters
  • Multimeters - Autoranging meters; Clamp-on multimeters
  • Nut drivers
  • Ohmmeters - Milliohm meters
  • Oil gun - Oil guns
  • Oxygen gas analyzers - Oxygen testers
  • Personal computers
  • pH meters
  • Pipe bending tools - Pipe benders
  • Pipe or tube cutter - Pipe cutters
  • Pipe reamer - Pipe reamers
  • Pipe wrenches
  • Platform lift - Staging equipment
  • Portable data input terminals - Dataloggers
  • Power drills - Portable drills
  • Power flaring tool - Flaring tools
  • Power grinders
  • Power saws - Circular saws; Jig saws; Reciprocating saws
  • Pressure indicators - Differential pressure detectors; Pneumatic air gauges; Refrigerant pressure meters; Water pressure gauges (see all 6 examples)
  • Pressure sensors - Bourdon tubes
  • Psychrometers - Wet bulb/dew point meters
  • Razor knives - Box cutters; Insulation knives
  • Refrigerant compressors - Reclaiming equipment; Refrigerant recovery machines
  • Resistance thermometers - Resistance temperature detectors
  • Safety glasses
  • Scaffolding
  • Screwdrivers - Flared tip screwdrivers; Phillips head screwdrivers; Slotted screwdrivers
  • Shears - Duct knives
  • Sheet metal pliers - Hand seamers
  • Single gas monitors - Carbon dioxide CO2 testers
  • Slings
  • Slip or groove joint pliers - Groove pliers
  • Smoke detectors - Smoke detector canisters
  • Soldering iron - Soldering equipment
  • Speed sensors - Revolutions per minute RPM meters
  • Strap wrenches
  • Stripping tools - Wire strippers
  • Surface thermometers - Non-contact surface temperature heads
  • Swaging tools
  • Temperature humidity testers - Temperature/humidity testers
  • Thermocouples - Bead type thermocouples; Pipe clamp thermocouples
  • Threading dies - Pipe threaders
  • Tongs
  • Tube bending machine - Tubing benders
  • Two way radios
  • Utility knives
  • Vacuum cleaners - Duct vacuums
  • Vacuum gauges
  • Vacuum pumps - Refrigerant vacuum pumps
  • Voltage or current meters - Alternating current AC line splitters; Electrical current meters; Heating ventilation and air-conditioning/refrigeration HVAC/R clamp meters; Voltmeters (see all 5 examples)
  • Water analyzers - Water testers
  • Water samplers - Contaminant content tests
  • Wattmeters - Watt transducers
  • Welder torch - Brazing equipment
  • Welding masks - Welding hoods
  • Wire cutters
  • Wire lug crimping tool - Sheet metal crimpers

Knowledge

  • Mechanical - Knowledge of machines and tools, including their designs, uses, repair, and maintenance.
  • Customer and Personal Service - Knowledge of principles and processes for providing customer and personal services. This includes customer needs assessment, meeting quality standards for services, and evaluation of customer satisfaction.
  • Building and Construction - Knowledge of materials, methods, and the tools involved in the construction or repair of houses, buildings, or other structures such as highways and roads.
  • Design - Knowledge of design techniques, tools, and principles involved in production of precision technical plans, blueprints, drawings, and models.
  • Physics - Knowledge and prediction of physical principles, laws, their interrelationships, and applications to understanding fluid, material, and atmospheric dynamics, and mechanical, electrical, atomic and sub- atomic structures and processes.
  • English Language - Knowledge of the structure and content of the English language including the meaning and spelling of words, rules of composition, and grammar.
  • Computers and Electronics - Knowledge of circuit boards, processors, chips, electronic equipment, and computer hardware and software, including applications and programming.
  • Mathematics - Knowledge of arithmetic, algebra, geometry, calculus, statistics, and their applications.
  • Sales and Marketing - Knowledge of principles and methods for showing, promoting, and selling products or services. This includes marketing strategy and tactics, product demonstration, sales techniques, and sales control systems.

Skills

  • Equipment Maintenance - Performing routine maintenance on equipment and determining when and what kind of maintenance is needed.
  • Installation - Installing equipment, machines, wiring, or programs to meet specifications.
  • Quality Control Analysis - Conducting tests and inspections of products, services, or processes to evaluate quality or performance.
  • Troubleshooting - Determining causes of operating errors and deciding what to do about it.
  • Operation Monitoring - Watching gauges, dials, or other indicators to make sure a machine is working properly.
  • Repairing - Repairing machines or systems using the needed tools.
  • Active Listening - Giving full attention to what other people are saying, taking time to understand the points being made, asking questions as appropriate, and not interrupting at inappropriate times.
  • Critical Thinking - Using logic and reasoning to identify the strengths and weaknesses of alternative solutions, conclusions or approaches to problems.
  • Operation and Control - Controlling operations of equipment or systems.
  • Reading Comprehension - Understanding written sentences and paragraphs in work related documents.
  • Active Learning - Understanding the implications of new information for both current and future problem-solving and decision-making.
  • Equipment Selection - Determining the kind of tools and equipment needed to do a job.
  • Speaking - Talking to others to convey information effectively.
  • Time Management - Managing one's own time and the time of others.
  • Complex Problem Solving - Identifying complex problems and reviewing related information to develop and evaluate options and implement solutions.
  • Coordination - Adjusting actions in relation to others' actions.
  • Judgment and Decision Making - Considering the relative costs and benefits of potential actions to choose the most appropriate one.
  • Monitoring - Monitoring/Assessing performance of yourself, other individuals, or organizations to make improvements or take corrective action.
  • Systems Analysis - Determining how a system should work and how changes in conditions, operations, and the environment will affect outcomes.

Abilities

  • Problem Sensitivity - The ability to tell when something is wrong or is likely to go wrong. It does not involve solving the problem, only recognizing there is a problem.
  • Finger Dexterity - The ability to make precisely coordinated movements of the fingers of one or both hands to grasp, manipulate, or assemble very small objects.
  • Near Vision - The ability to see details at close range (within a few feet of the observer).
  • Visualization - The ability to imagine how something will look after it is moved around or when its parts are moved or rearranged.
  • Manual Dexterity - The ability to quickly move your hand, your hand together with your arm, or your two hands to grasp, manipulate, or assemble objects.
  • Arm-Hand Steadiness - The ability to keep your hand and arm steady while moving your arm or while holding your arm and hand in one position.
  • Deductive Reasoning - The ability to apply general rules to specific problems to produce answers that make sense.
  • Extent Flexibility - The ability to bend, stretch, twist, or reach with your body, arms, and/or legs.
  • Inductive Reasoning - The ability to combine pieces of information to form general rules or conclusions (includes finding a relationship among seemingly unrelated events).
  • Information Ordering - The ability to arrange things or actions in a certain order or pattern according to a specific rule or set of rules (e.g., patterns of numbers, letters, words, pictures, mathematical operations).
  • Multilimb Coordination - The ability to coordinate two or more limbs (for example, two arms, two legs, or one leg and one arm) while sitting, standing, or lying down. It does not involve performing the activities while the whole body is in motion.
  • Oral Comprehension - The ability to listen to and understand information and ideas presented through spoken words and sentences.
  • Perceptual Speed - The ability to quickly and accurately compare similarities and differences among sets of letters, numbers, objects, pictures, or patterns. The things to be compared may be presented at the same time or one after the other. This ability also includes comparing a presented object with a remembered object.
  • Speech Recognition - The ability to identify and understand the speech of another person.
  • Trunk Strength - The ability to use your abdominal and lower back muscles to support part of the body repeatedly or continuously over time without 'giving out' or fatiguing.
  • Control Precision - The ability to quickly and repeatedly adjust the controls of a machine or a vehicle to exact positions.
  • Oral Expression - The ability to communicate information and ideas in speaking so others will understand.
  • Selective Attention - The ability to concentrate on a task over a period of time without being distracted.
  • Speed of Closure - The ability to quickly make sense of, combine, and organize information into meaningful patterns.
  • Visual Color Discrimination - The ability to match or detect differences between colors, including shades of color and brightness.
  • Written Comprehension - The ability to read and understand information and ideas presented in writing.
  • Category Flexibility - The ability to generate or use different sets of rules for combining or grouping things in different ways.
  • Far Vision - The ability to see details at a distance.
  • Flexibility of Closure - The ability to identify or detect a known pattern (a figure, object, word, or sound) that is hidden in other distracting material.
  • Speech Clarity - The ability to speak clearly so others can understand you.
  • Static Strength - The ability to exert maximum muscle force to lift, push, pull, or carry objects.
  • Written Expression - The ability to communicate information and ideas in writing so others will understand.

Interests

  • Interest code: RCI
    • Realistic - Realistic occupations frequently involve work activities that include practical, hands-on problems and solutions. They often deal with plants, animals, and real-world materials like wood, tools, and machinery. Many of the occupations require working outside, and do not involve a lot of paperwork or working closely with others.
    • Conventional - Conventional occupations frequently involve following set procedures and routines. These occupations can include working with data and details more than with ideas. Usually there is a clear line of authority to follow.
    • Investigative - Investigative occupations frequently involve working with ideas, and require an extensive amount of thinking. These occupations can involve searching for facts and figuring out problems mentally.

Work Context

  • Face-to-Face Discussions - 74% responded “Every day.”
  • Outdoors, Exposed to Weather - 69% responded “Every day.”
  • Spend Time Using Your Hands to Handle, Control, or Feel Objects, Tools, or Controls - 58% responded “Continually or almost continually.”
  • Telephone - 72% responded “Every day.”
  • In an Enclosed Vehicle or Equipment - 79% responded “Every day.”
  • Indoors, Not Environmentally Controlled - 62% responded “Every day.”
  • Spend Time Standing - 63% responded “Continually or almost continually.”
  • Contact With Others - 64% responded “Constant contact with others.”
  • Exposed to Contaminants - 71% responded “Every day.”
  • Wear Common Protective or Safety Equipment such as Safety Shoes, Glasses, Gloves, Hearing Protection, Hard Hats, or Life Jackets - 64% responded “Every day.”
  • Freedom to Make Decisions - 59% responded “A lot of freedom.”
  • Time Pressure - 49% responded “Every day.”
  • Very Hot or Cold Temperatures - 44% responded “Once a week or more but not every day.”
  • Frequency of Decision Making - 42% responded “Every day.”
  • Responsible for Others' Health and Safety - 52% responded “Very high responsibility.”
  • Impact of Decisions on Co-workers or Company Results - 49% responded “Important results.”
  • Sounds, Noise Levels Are Distracting or Uncomfortable - 69% responded “Once a week or more but not every day.”
  • Work With Work Group or Team - 39% responded “Extremely important.”
  • Exposed to Minor Burns, Cuts, Bites, or Stings - 44% responded “Every day.”
  • Structured versus Unstructured Work - 43% responded “A lot of freedom.”
  • Exposed to Hazardous Conditions - 41% responded “Every day.”
  • Cramped Work Space, Awkward Positions - 58% responded “Once a week or more but not every day.”
  • Exposed to High Places - 35% responded “Once a week or more but not every day.”
  • Responsibility for Outcomes and Results - 44% responded “High responsibility.”
  • Deal With External Customers - 41% responded “Extremely important.”
  • Exposed to Hazardous Equipment - 38% responded “Every day.”
  • Spend Time Kneeling, Crouching, Stooping, or Crawling - 39% responded “More than half the time.”
  • Importance of Being Exact or Accurate - 54% responded “Very important.”
  • Physical Proximity - 55% responded “Moderately close (at arm's length).”
  • Duration of Typical Work Week - 71% responded “40 hours.”
  • Spend Time Bending or Twisting the Body - 33% responded “About half the time.”
  • Coordinate or Lead Others - 42% responded “Important.”
  • Indoors, Environmentally Controlled - 32% responded “Every day.”
  • Spend Time Walking and Running - 47% responded “More than half the time.”
  • Extremely Bright or Inadequate Lighting - 33% responded “Every day.”
  • Deal With Unpleasant or Angry People - 35% responded “Once a week or more but not every day.”
  • Spend Time Climbing Ladders, Scaffolds, or Poles - 32% responded “About half the time.”
  • Frequency of Conflict Situations - 41% responded “Once a year or more but not every month.”

Education

Percentage of RespondentsEducation Level Required
55%Post-secondary certificate
16%Associate's degree
13%High school diploma or equivalent

Work Styles

  • Attention to Detail - Job requires being careful about detail and thorough in completing work tasks.
  • Independence - Job requires developing one's own ways of doing things, guiding oneself with little or no supervision, and depending on oneself to get things done.
  • Analytical Thinking - Job requires analyzing information and using logic to address work-related issues and problems.
  • Dependability - Job requires being reliable, responsible, and dependable, and fulfilling obligations.
  • Initiative - Job requires a willingness to take on responsibilities and challenges.
  • Self Control - Job requires maintaining composure, keeping emotions in check, controlling anger, and avoiding aggressive behavior, even in very difficult situations.
  • Persistence - Job requires persistence in the face of obstacles.
  • Cooperation - Job requires being pleasant with others on the job and displaying a good-natured, cooperative attitude.
  • Integrity - Job requires being honest and ethical.
  • Concern for Others - Job requires being sensitive to others' needs and feelings and being understanding and helpful on the job.
  • Stress Tolerance - Job requires accepting criticism and dealing calmly and effectively with high stress situations.
  • Achievement/Effort - Job requires establishing and maintaining personally challenging achievement goals and exerting effort toward mastering tasks.
  • Adaptability/Flexibility - Job requires being open to change (positive or negative) and to considerable variety in the workplace.
  • Innovation - Job requires creativity and alternative thinking to develop new ideas for and answers to work-related problems.
  • Leadership - Job requires a willingness to lead, take charge, and offer opinions and direction.
  • Social Orientation - Job requires preferring to work with others rather than alone, and being personally connected with others on the job.

Work Values

  • Support - Occupations that satisfy this work value offer supportive management that stands behind employees. Corresponding needs are Company Policies, Supervision: Human Relations and Supervision: Technical.
  • Independence - Occupations that satisfy this work value allow employees to work on their own and make decisions. Corresponding needs are Creativity, Responsibility and Autonomy.
  • Working Conditions - Occupations that satisfy this work value offer job security and good working conditions. Corresponding needs are Activity, Compensation, Independence, Security, Variety and Working Conditions.

Wages & Trends

  • Median wages (2017)
    • $22.64 hourly, $47,080 annual
  • Employment (2016)
    • 333,000 employees
  • Projected growth (2016-2026)
    • Much faster than average (15% or higher)
  • Projected job openings (2016-2026)
    • 38,700

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