Academic Catalog

Heating & Air Conditioning Service Technician Classes

Basic Electricity

Item Number
HAC 102
Credits
5

Discusses the structure of matter, movement, electrons, conductors, insulators, direct and alternating currents, and electrical units of measurement. Students will also study electrical circuits and  measurements, Ohm’s law, series and parallel circuits, and electrical power. Also includes magnetic fields, inductance, transformers, capacitance, impedance, sine waves, and use of electrical measuring instruments.

Co-requisites

HAC 105, HAC 120, HAC 162, HAC 163, HAC 164, and HAC 169 or instructor permission.

Electrical Circuits

Item Number
HAC 105
Credits
4

Discusses types of automatic control devices that respond to thermal change, the bimetal device, control by fluid expansion, the thermocouple, and electronic sensing devices. Covers space temperature controls (both high and low voltage), sensing temperatures of solids, pressure-sensing devices, oil-pressure safety controls, air-pressure controls, devices that control fluid flow, and maintenance of mechanical and electromechanical controls.

Co-requisites

HAC 102, HAC 120, HAC 162, HAC 163, HAC 164, and HAC 169 or instructor permission.

Advanced Controls & Troubleshooting

Item Number
HAC 120
Credits
4

Covers control terminology, applications and electronic control circuits. Pneumatic controls and direct digital controls are also explored, along with programmable thermostats. Also covers procedures for troubleshooting basic and complex circuits, thermostats, and high-voltage circuits controlled by thermostats. Describes procedures for measuring amperage and voltage in low-voltage circuits and discusses pictorial and line diagrams. 

Co-requisites

HAC 102, HAC 105, HAC 162, HAC 163, HAC 164, and HAC 169, or instructor permission.

Electric Motors & Their Applications

Item Number
HAC 162
Credits
4

Discusses types of electric motors, along with starting and running components and characteristics, motor speeds, and power supplies. Specific topics also included are single and split-phase motors, the centrifugal switch, electronic replay, capacitor start motors, capacitor run motors, permanent split capacitor motors, shaded pole motors, single phase hermetic motors, positive temperature coefficient motors, and variable-speed motors. Includes discussions of various characteristics and insulations, bearings, mountings, and motor drives. 

Co-requisites

HAC 102, HAC 105, HAC 120, HAC 163, HAC 164, and HAC 169, or instructor permission.

Refrigeration Controls

Item Number
HAC 163
Credits
3

Fundamentals of refrigeration controls and defrost systems. 

Prerequisites

Must have required hand tools of the trade and be enrolled in HAC 164.

Co-requisites

HAC 102, HAC 105, HAC 120, HAC 162, HAC 164, and HAC 169.

Electric Motors & Troubleshooting

Item Number
HAC 164
Credits
3

Discusses mechanical and electrical motor troubleshooting. This includes drive assemblies, belt tension, pulley alignment, open and shorted windings, shorts to ground, capacitor problems, wiring and connectors, and troubleshooting hermetic motors. 

Co-requisites

HAC 102, HAC 105, HAC 120, HAC 162, HAC 163, HAC 169, or instructor permission.

Advanced Motor Theory

Item Number
HAC 169
Credits
2

Understanding variable-speed and capacity control motors (ECMs, Offloaders, Compressors, Inverter Drives).

Prerequisites

Must have required hand tools of the trade and be enrolled in HAC 164.

Co-requisites

HAC 102, HAC 105, HAC 120, HAC 162, HAC 163, and HAC 164.

Heating I

Item Number
HAC 170
Credits
7

Covers controls, thermal physics, electric heating, and equipment for residential and light commercial heating system installation and servicing with emphasis on electric heating and gas heating. 

Prerequisites

Successful completion of HAC 102, HAC 105, HAC 120, HAC 162, HAC 163, HAC 164, and HAC 169.

Co-requisites

HAC 170, HAC 175, HAC 181, and HAC 184.

Heating Lab I

Item Number
HAC 175
Credits
5

Teaches students to troubleshoot and repair gas-burning appliances. Thermal physics and equipment for heating systems analysis and efficiency are studied. This is a hands-on class using live projects. 

Prerequisites

Must have required hand tools of the trade and be enrolled in Heating I.

Heating II

Item Number
HAC 181
Credits
6

Covers controls, thermal physics, and equipment for residential and light commercial heating system installation and servicing with emphasis on electric and gas fuel heating. 

Prerequisites

Must have required hand tools of the trade and be enrolled in Heating I.

Heating Lab II

Item Number
HAC 184
Credits
4

Teaches students to competently troubleshoot and repair electric, gas, and fuel heating equipment; thermal physics, gas safety, and equipment for heating systems analysis and efficiency are studied. This is a hands-on class using live projects. 

Prerequisites

Must have completed HAC 102-175, required hand tools of the trade, and be enrolled in Heating I.

Advanced Refrigeration

Item Number
HAC 202
Credits
10

Covers competently troubleshooting and repair of refrigeration equipment, thermal physics and equipment for refrigeration systems analysis and efficiency. This is a hands-on class utilizing live projects.

Prerequisites

Must have required hand tools of the trade. Must be enrolled in HAC 249 and HAC 257.

EPA Refrigerant Certification

Item Number
HAC 230
Credits
1

Will give students the knowledge to properly recover and charge refrigerants & dispose of them as defined by EPA. Pass a national examination.

Basic Refrigeration I

Item Number
HAC 237
Credits
7

Introduction to controls, thermal physics, and equipment for residential and light commercial air conditioning and refrigeration system installation and servicing, with emphasis on refrigeration.

Prerequisites

HAC 102 through 168 or equivalent or instructor permission. Have all the tools of the trade.

Basic Refrigeration Lab I

Item Number
HAC 242
Credits
5

Covers troubleshooting and repair of refrigeration equipment, thermal physics, and equipment for refrigeration systems analysis and efficiency. This is a hands-on class utilizing live projects. Students will build a basic capillary tube refrigeration unit using basic temperature controls.

Prerequisites

Must have required hand tools of the trade, and completed HAC 102-169, and must be enrolled in the Basic Refrigeration I course.

Basic Refrigeration II

Item Number
HAC 246
Credits
6

Introduction to controls, thermal physics, and equipment for residential and light commercial air conditioning and refrigeration system installation and servicing, with emphasis on commercial refrigeration and heat pumps. 

Prerequisites

Must have required hand tools of the trade, and completed HAC 102-169, and must be enrolled in the Basic Refrigeration I course.

Job Readiness

Item Number
HAC 249
Credits
5

Covers resume writing, cover letter preparation, Internet job search, Work Source job readiness workshop, and tips on filling out job applications. 

Prerequisites

Must be enrolled in HAC 202 and HAC 257.

Basic Refrigeration Lab II

Item Number
HAC 255CAP
Credits
3

Hands-on experience with introduction to controls, thermal physics, and equipment for air-conditioning system installation and servicing.

Prerequisites

Must have required hand tools of the trade and be enrolled in the Basic Refrigeration I course.

Commercial Refrigeration/Advanced Refrigeration

Item Number
HAC 257CAP
Credits
7

Troubleshoot and repair commercial refrigeration through study material and DVD format. Refrigeration fundamentals, refrigeration electrical controls, and refrigeration charging are explored. This is a hands-on class utilizing live projects.

Prerequisites

Must have required hand tools of the trade. Must be enrolled in HAC 202 and HAC 249.

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