Online HVAC Courses at Accredited Schools

Penn Foster Career School, the school below with the highest overall ranking, is effective at equipping students via its HVAC courses to be successful hvac specialists, plumbers, hvac sheet metal installers, air conditioning technicians, etc. and connect them to future employers. Mechanical engineering technicians make on average $50,700 per year and there are about 43,580 of them employed today.

HVAC Organizations HVAC Common Job Tasks
  • adjusting system controls to recommended settings
  • selling service contracts to their clients
  • adjusting burners and blowers and checking for leaks
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Ranked by Excellence

HVAC Courses at Penn Foster Career School

Program Name: HVAC

Program description:

HVAC Courses at Ashworth College

Program Name: Heating and Air Conditioning Offline
Lesson 1: Hand Tools and Fasteners

Essential HVAC hand tools—their uses and advantages; screw types and sizes; using bolts, nuts, washers, anchors, setscrews, bind rivets, and threaded rods; caring for tools.


Lesson 2: Tubing and Pipe

Types and sizes of copper tubing and fittings; cutting, bending, and flaring; swaged and flared connections; using steel and plastic pipe; pipe fittings and tools; repairing pipe leaks; how to solvent-weld rigid plastic pipe.


Lesson 3: Soldering, Brazing and Flame-Cutting

Soldering vs. brazing; selecting proper alloys and fluxes; soldering safely and correctly; air-fuel torches and gas cylinders; connecting and operating pressure regulators; air-fuel brazing and the brazing process; selecting appropriate cylinders and torches; oxyacetylene equipment for brazing and cutting metal; safety procedures.


Lesson 4: Math for Technicians

Place values; fractions; decimals; two- and three-dimensional linear measurements; Fahrenheit vs. Celsius temperature; area; volume; computing percentages easily.


Lesson 5: Thermodynamics, Temperature and Pressure

How heat is transferred; sensible, specific, and latent heat; BTU's; saturated conditions; superheat; subcooling; measuring refrigeration and pressure; the compound gauge; Boyle's and Charles' Laws.


Lesson 6: The Refrigerant System Cycle

The refrigeration cycle; domestic and commercial refrigeration system components; valves; variations in accessory components; the gauge manifold.


Lesson 7: Refrigerants and Their Recovery

Refrigerant types and applications; using temperature-pressure charts; determining superheat; pumping ratio problems; safety precautions; ozone layer depletion; complying with the Federal Clean Air Act; recovery and recycling methods.


Lesson 8: Refrigerant Blends and Troubleshooting

Fractionation; bubble point; dew point; temperature glide; interpreting a temperature-pressure card for blends; selecting lubricants; performing a system retrofit to a blend; refrigerant contamination problems; detecting leaks; using refrigerant cylinders; correcting pressure problems; charging a system.


Lesson 9: Refrigerant Controls

Installing and adjusting automatic and thermostatic expansion valves and capillary tubes; when and how to use equalized valves; multiplexed evaporator operations.


Lesson 10: Valves, Troubleshooting Flow Controls

Hand And Check Valves; Installing And Troubleshooting Solenoid, Epr, And Cpr Valves; How To Install And Adjust Head Pressure Control And Hot Gas Bypass Valves; Diagnosing And Repairing Aev And Tev System Problems; Correcting Epr And Cpr Valve Problems.


Lesson 11: Compressors and Their Lubrication

Compressor types and designs; compliant scroll compressors and disc-type valve designs; reciprocating compressors; aligning pulleys and flywheels; how to select, size, and replace V-belts; adding and removing oil; controlling liquid migration; vibration eliminators; the compressor data plate.


Lesson 12: Water Chillers

Vapor compression, centrifugal, low pressure, and absorption chiller operation; open- and closed-loop systems; ammonia and lithium bromide absorption cycles; refrigerant leaks


Lesson 13: Basic Electricity

Using the voltmeter, ammeter, and ohmmeter; Ohm's Law; open and short circuits; wire sizes; using the right insulation for conductors; connecting loads and switches; using and installing plugs, receptacles, and switches; using portable power tools.


Lesson 14: Electrical Circuits and Motors

How electrical power is transmitted; transformers explained; overcurrent; circuit protection devices; ground fault circuit interrupters; single- and three-phase motors; multi-speed motors; dual-voltage motors; induction motors; motor connections; capacitors; transformers; compressor terminals; fans and blowers; motor bearings.


Lesson 15: Solenoids, Relays and Motor Controls

Electromagnetic control devices; solenoid valves; relays; connecting and troubleshooting contactors and line starters; reading diagrams; adjusting and troubleshooting motor controls and thermostats; adjusting pumpdown cycles and safety controls.


Lesson 16: Defrost Cycles

Installing and adjusting time clocks; defrost cycles; connecting and troubleshooting defrost terminator thermostats; temperature and pressure termination adjustment.


Lesson 17: Gas and Oil Heat With Air Conditioning

Gas heat system components; adjusting burner flames, fan/limit controls, and heat anticipators; wiring heating and cooling system components; combustion; setting the electrodes; the primary control; the flame safeguard; stack control; oil furnace problems.


Lesson 18: Electric Heat With Air Conditioning and Heat Pumps

Components of electric heating systems; wiring connections; two-stage heating systems; isolating low-voltage control circuits from line-voltage circuits; how heat pumps work.


Lesson 19: Customer Relations and Your Career

Striving for excellence in customer service; secrets of establishing good customer relations; learning and using customers' names; shaking hands; your appearance; how to begin and end service calls; certification and licensing requirements for technicians.


Program description: This course starts with the fundamentals: system components, tools, brazing and soldering techniques and more. Students are also taught how to install and troubleshoot valves, compressors, water chillers, thermostats and heat pumps; fix defective connections, controls and switches; adjust refrigerant levels and work with gas, oil and electric heat. The program is comprised of 19 comprehensive lessons. They are easy to follow, yet challenging and stimulating at the same time. Each lesson begins with a subject matter preview and objectives, an introductory note from the instructor and a vocabulary builder of new words and terms.

Program Name: Heating and Air Conditioning Online
Lesson 1: Hand Tools and Fasteners

Essential HVAC hand tools—their uses and advantages; screw types and sizes; using bolts, nuts, washers, anchors, setscrews, bind rivets, and threaded rods; caring for tools.


Lesson 2: Tubing and Pipe

Types and sizes of copper tubing and fittings; cutting, bending, and flaring; swaged and flared connections; using steel and plastic pipe; pipe fittings and tools; repairing pipe leaks; how to solvent-weld rigid plastic pipe.


Lesson 3: Soldering, Brazing and Flame-Cutting

Soldering vs. brazing; selecting proper alloys and fluxes; soldering safely and correctly; air-fuel torches and gas cylinders; connecting and operating pressure regulators; air-fuel brazing and the brazing process; selecting appropriate cylinders and torches; oxyacetylene equipment for brazing and cutting metal; safety procedures.


Lesson 4: Math for Technicians

Place values; fractions; decimals; two- and three-dimensional linear measurements; Fahrenheit vs. Celsius temperature; area; volume; computing percentages easily.


Lesson 5: Thermodynamics, Temperature and Pressure

How heat is transferred; sensible, specific, and latent heat; BTU's; saturated conditions; superheat; subcooling; measuring refrigeration and pressure; the compound gauge; Boyle's and Charles' Laws.


Lesson 6: The Refrigerant System Cycle

The refrigeration cycle; domestic and commercial refrigeration system components; valves; variations in accessory components; the gauge manifold.


Lesson 7: Refrigerants and Their Recovery

Refrigerant types and applications; using temperature-pressure charts; determining superheat; pumping ratio problems; safety precautions; ozone layer depletion; complying with the Federal Clean Air Act; recovery and recycling methods.


Lesson 8: Refrigerant Blends and Troubleshooting

Fractionation; bubble point; dew point; temperature glide; interpreting a temperature-pressure card for blends; selecting lubricants; performing a system retrofit to a blend; refrigerant contamination problems; detecting leaks; using refrigerant cylinders; correcting pressure problems; charging a system.


Lesson 9: Refrigerant Controls

Installing and adjusting automatic and thermostatic expansion valves and capillary tubes; when and how to use equalized valves; multiplexed evaporator operations.


Lesson 10: Valves, Troubleshooting Flow Controls

Hand And Check Valves; Installing And Troubleshooting Solenoid, Epr, And Cpr Valves; How To Install And Adjust Head Pressure Control And Hot Gas Bypass Valves; Diagnosing And Repairing Aev And Tev System Problems; Correcting Epr And Cpr Valve Problems.


Lesson 11: Compressors and Their Lubrication

Compressor types and designs; compliant scroll compressors and disc-type valve designs; reciprocating compressors; aligning pulleys and flywheels; how to select, size, and replace V-belts; adding and removing oil; controlling liquid migration; vibration eliminators; the compressor data plate.


Lesson 12: Water Chillers

Vapor compression, centrifugal, low pressure, and absorption chiller operation; open- and closed-loop systems; ammonia and lithium bromide absorption cycles; refrigerant leaks


Lesson 13: Basic Electricity

Using the voltmeter, ammeter, and ohmmeter; Ohm's Law; open and short circuits; wire sizes; using the right insulation for conductors; connecting loads and switches; using and installing plugs, receptacles, and switches; using portable power tools.


Lesson 14: Electrical Circuits and Motors

How electrical power is transmitted; transformers explained; overcurrent; circuit protection devices; ground fault circuit interrupters; single- and three-phase motors; multi-speed motors; dual-voltage motors; induction motors; motor connections; capacitors; transformers; compressor terminals; fans and blowers; motor bearings.


Lesson 15: Solenoids, Relays and Motor Controls

Electromagnetic control devices; solenoid valves; relays; connecting and troubleshooting contactors and line starters; reading diagrams; adjusting and troubleshooting motor controls and thermostats; adjusting pumpdown cycles and safety controls.


Lesson 16: Defrost Cycles

Installing and adjusting time clocks; defrost cycles; connecting and troubleshooting defrost terminator thermostats; temperature and pressure termination adjustment.


Lesson 17: Gas and Oil Heat With Air Conditioning

Gas heat system components; adjusting burner flames, fan/limit controls, and heat anticipators; wiring heating and cooling system components; combustion; setting the electrodes; the primary control; the flame safeguard; stack control; oil furnace problems.


Lesson 18: Electric Heat With Air Conditioning and Heat Pumps

Components of electric heating systems; wiring connections; two-stage heating systems; isolating low-voltage control circuits from line-voltage circuits; how heat pumps work.


Lesson 19: Customer Relations and Your Career

Striving for excellence in customer service; secrets of establishing good customer relations; learning and using customers' names; shaking hands; your appearance; how to begin and end service calls; certification and licensing requirements for technicians.


Program description: Employers prefer HVAC technicians who have received formal training. Ashworth’s accredited online Heating & Air Conditioning course lets you learn at your own pace and provides practical instruction on how to install, service and repair heating, ventilation and air conditioning systems. You’ll get essential skills that will prepare you for a rewarding career with flexible hours and a good salary. Get started today!
Enroll Online and Save Up To 35% Off Today!
Heating & Air Conditioning Lessons

* Hand Tools and Fasteners
* Tubing and Pipe
* Soldering, Brazing and Flame-Cutting
* Thermodynamics, Temperature and Pressure
* Refrigerant System Cycle
* Valves, Troubleshooting Flow Controls

* Compressors and Lubrication
* Electrical Circuits and Motors
* Solenoids, Relays and Motor Controls
* Gas and Oil Heat with Air Conditioning
* Electric Heat with Air Conditioning and Heat Pumps

HVAC Courses by State & City

Top 20 US HVAC Schools (campus and online)

University of Central Florida
Total Programs 136
Number of Subjects 140
Rank in USA 71st
Purdue University-Main Campus
Total Programs 122
Number of Subjects 104
Rank in USA 81st
Johnson College
Total Programs 19
Number of Subjects 30
Rank in USA 302nd
Andrews University
Total Programs 139
Number of Subjects 121
Rank in USA 317th
University of Pittsburgh-Johnstown
Total Programs 44
Number of Subjects 47
Rank in USA 340th
LeTourneau University
Total Programs 79
Number of Subjects 71
Rank in USA 356th
Wentworth Institute of Technology
Total Programs 30
Number of Subjects 30
Rank in USA 398th
Indiana University-Purdue University-Indianapolis
Total Programs 146
Number of Subjects 127
Rank in USA 419th
Oakland City University
Total Programs 69
Number of Subjects 76
Rank in USA 443rd
Boise State University
Total Programs 171
Number of Subjects 149
Rank in USA 448th
SUNY College of Technology at Alfred
Total Programs 64
Number of Subjects 61
Rank in USA 501st
University of Alaska Anchorage
Total Programs 151
Number of Subjects 134
Rank in USA 511th
Indiana State University
Total Programs 1
Number of Subjects 9
Rank in USA 513th
University of New Hampshire at Manchester
Total Programs 26
Number of Subjects 38
Rank in USA 541st
Indiana University-Purdue University-Fort Wayne
Total Programs 88
Number of Subjects 88
Rank in USA 586th
Farmingdale State College
Total Programs 41
Number of Subjects 58
Rank in USA 591st
Purdue University-Calumet Campus
Total Programs 69
Number of Subjects 74
Rank in USA 594th
Virginia State University
Total Programs 67
Number of Subjects 80
Rank in USA 603rd
Alabama A & M University
Total Programs 69
Number of Subjects 68
Rank in USA 651st
Nichols Career Center
Total Programs 16
Number of Subjects 13
Rank in USA 675th