What Does an HVAC Technician Do?

training to be an HVAC technician

HVAC Service Technicians

Learning the theoretical knowledge and practical skills necessary to perform the job of an HVAC service technician in a formal HVAC program is a common path to this career. Some HVAC schools also prepare their students for Section 608 EPA Certification. This is the case at Midwest Technical Institute, which offers HVAC and major appliance repair training in its HVAC/R-MAR Technician Program at its campuses in Springfield, East Peoria, and Moline, Illinois. HVAC technician training is also available at the school’s campus in Springfield, Missouri.

HVAC Technician Job Description

HVAC Installation Tasks HVAC Maintenance Tasks HVAC Repair Tasks
Putting in Electrical Wiring & Components Inspecting & Testing HVAC/R Components & Systems Inspecting & Testing HVAC/R Components & Systems
Installing HVAC/R Units Checking that HVAC/R System Controls Work Correctly Troubleshooting System Problems
Verifying the Right Materials & Components Have Been Installed in the Correct Location Cleaning or Changing Air Filters Testing Lines, Components, & Connections for Refrigerant Leaks
Testing the Equipment to Confirm It Is Installed and Operates According to the Manufacturer’s Specifications Inspecting & Unclogging Condensate Drains Discussing Equipment Problems with Customers
Testing, Adjusting & Balancing the HVAC/R Equipment Tightening Electrical & Fuel Connections in Heating Units Taking HVAC/R Systems Apart
Documenting Installation & Testing Information Checking that HVAC/R System Controls Work Correctly Using Mechanical, Pneumatic & Electrical Testing Equipment
Communication about the Installation with Customers Lubricating Motors & Other Moving Parts Repairing Old Components or Wiring
Selling Service Contracts for Future Equipment Maintenance Checking & Adjusting A/C Refrigerant Levels Replacing Malfunctioning Parts
Cleaning Up Packaging & Debris from Installation Cleaning A/C Condenser & Evaporator Coils Reassembling Repaired Systems

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HVAC Technician Working Conditions & Environments

HVAC Job Locations

For the most part, HVAC technicians work indoors, but occasionally they’ll spend time outside fixing components like heat exchangers. Their worksites are often in schools, stores, office buildings, factories, and homes.

Top Employers of HVAC Technicians

Industry Percentage of Employment
Wholesale Trade 3 Percent
Private, State & Local Educational Services 4 Percent
Retail Trade 4 Percent
Self-Employment 9 Percent
Air-Conditioning, Plumbing & Heating Contractors 64 Percent

Top States for HVAC Technicians

State Number of HVAC Techs Employed
Pennsylvania 13,160
New York 15,930
Texas 24,300
California 25,360
Florida 28,700

Working in the HVAC Industry

As you can see, HVAC technicians play a big role in keeping people comfortable in their homes and businesses, which is one reason this profession is set to keep pace with the average job growth for all professions in the coming years. Their work requires theoretical knowledge and practical skills that can be learned in an HVAC training program.