Heating, Ventilating and Air Conditioning Technology (HAC)

HAC 116 Piping Systems, (W, SU)

3 credits
A comprehensive study of the UPC, water supply, water treatment, and distribution, to include waste water disposal and sanitation standards. Emphasis will be placed on mechanical piping design , nomenclature, the physics of metal pipe, tubing, fittings, valves, joining methods, pumps, pump sizing, water flow This is This is a comprehensive study of the UPC, water supply, water treatment, and distribution, to include waste water disposal and sanitation standards. Emphasis will be placed upon mechanical piping design, nomenclature, the physics of metal pipe, tubing, fittings, valves, joining methods, pumps, pump sizing, water flow principles, pressure loss, sizing and terminal units. Boilers, furnaces, chillers and refrigerator systems will be discussed in detail.
Lecture: 1 hour – Lab: 5 hours
Lab fee: $12.00

HAC 141 Principles of Refrigeration (A, W)

4 credits
A basic refrigeration cycle theory course covering heat thermodynamics, temperature-pressure relationships, mechanical operations of refrigeration equipment and representative application and selection data for Class I refrigerants.
Lecture: 3 hours – Lab: 3 hours
Lab fee: $10.00

HAC 152 Instrumentation/Combustion Process (A, W)

4 credits
This is a course about basic combustion processes using all the fossil fuels and psychrometric chart work to track the thermal heat transfer. The instruments used to test these processes will also be explained along with the fan laws and psychrometric chart procedures. Instruments used in energy auditing are then explained and preventative maintenance programs written.
Lecture: 2 hours – Lab: 4 hours
Lab fee: $15.00

HAC 161 Hand Tools Laboratory (A, SP)

4 credits
This is an entry-level course building elementary skills in brazing, soldering, threading, cutting, swaging, and other skills that relate to service, installation and maintenance processes in the HAC field. Basic hand tools and meters will be demonstrated and used in lab exercises.
Lecture: 2 hours – Lab: 4 hours
Lab fee: $15.00

HAC 183 HAC Wiring Circuits I (A, W)

4 credits
This course is designed to teach a new student how to read, draw, interpret and understand residential heating and cooling wiring diagram symbols, devices and wire size identification, basic circuit distribution concepts and schematic applications of same.
Lecture: 2 hours – Lab: 4 hours
Lab fee: $10.00

HAC 222 Load Calculations I (A, W)

4 credits
This course is a comprehensive study of the fundamentals of environmental conditioning, energy consumption and operating cost analysis, the properties of air, insulation materials, heat loss and gain calculations, to include the methods of air conditioning, heating and ventilation. Load calculations will be performed using the applicable ACCA manuals and the Right-J, Windows Version 2, computer software program.
Lecture: 2 hours – Lab: 4 hours
Lab fee: $12.00

HAC 231 Load Calculations II (W, SP)

4 credits
HAC 231 covers commercial heat gain/loss calculations, design of systems, and selection of equipment. The systems used in commercial applications will be discussed and compared, along with correct balancing procedures. The factor of sound as it applies to these types of systems will also be included. This course is one of six that prepares the student to take the HAC Contractor’s License Exam.
Lecture: 2 hours – Lab: 4 hours
Prerequisite: HAC 222
Lab fee: $12.00

HAC 242 HAC Mechanical Standards/Safety (A, SP)

3 credits
HAC 242 is a basic introduction to HAC safety considerations, first aid, and CPR as well as emergency procedures for on-the-job accidents. Course also introduces the various codes that affect the workplace and jobsite, such as OSHA, NFPA, state and local building codes. In addition, NEC, energy codes and ASHRAE standards will be covered.
Lecture: 2 hours – Lab: 3 hours
Prerequisites: HAC 116, HAC 141 and HAC 152
Lab fee: $12.00

HAC 243 Air Conditioning Systems (SP, SU)

4 credits
This course is designed for the student with a fundamental knowledge of the refrigeration cycle. Previous training in refrigeration theory, wiring diagrams, control circuits, and tools used in the trade is necessary to enroll in this course. The course is designed around hands-on training and testing of the various component parts of a vapor compression split system
Lecture: 2 hours – Lab: 6 hours
Prerequisites: HAC 116, HAC 141, 161, 183 and 253
Lab fee: $20.00

HAC 244 Heat Pump Systems (SP, SU)

4 credits
This is a course designed for the student with a fundamental knowledge of the air conditioning and heating processes. Previous training in refrigeration cycle, wiring diagrams, control circuits, and tools used in the trade is necessary to enroll in this course. The course is structured around hands-on training on the various component parts of an air cycle heat pump system.
Lecture: 2 hours – Lab: 6 hours
Prerequisites: HAC 116, HAC 141, 161, 183 and 253
Lab fee: $20.00

HAC 253 Automatic Controls I (A, SP)

3 credits
This course introduces HAC residential and light commercial control systems and the components that make up the systems. Emphasis will be placed on operators, sensors, controllers and various pneumatic and electrical devices used in modern control systems along with the logic used to develop their control sequences.
Lecture: 2 hours – Lab: 3 hours
Prerequisites: HAC 141, HAC 152 and HAC 183
Lab fee: $20.00

HAC 254 Heating Systems (A, SU)

4 credits
HAC 254 is designed for the student with a fundamental knowledge of heat transfer characteristics and air movement properties. The course is designed around hands-on training and testing of the various component parts and accessories that make up gas, electric and fuel oil type forced air furnaces, along with accessories such as humidifiers, air filtration systems, and set-back thermostats.
Lecture: 2 hours – Lab: 6 hours
Prerequisites: HAC 152, HAC 161 and HAC 183
Lab fee: $20.00

HAC 256 Automatic Controls II (W, SU)

3 credits
HAC 256 is a hands-on laboratory course designed to build practical understanding of control circuit logic and sequence of operation theory. Representative circuits from major environmental control devices employing various forms of energy will be included in the lab exercises.
Lecture: 1 hour – Lab: 5 hours.
Prerequisite: HAC 253
Lab fee: $15.00

HAC 258 Pneumatic Controls I (SU)

4 credits
This course is designed to take a senior level HAC student and teach him/her the fundamentals, installation practices and common application parameters of representative pneumatic controls systems.
Lecture: 2 hours – Lab: 4 hours
Prerequisite: HAC 253
Lab fee: $15.00

HAC 266 Advanced Problems (A, W, SP, SU)

4 credits
HAC 266 presents a simulation that will allow the student to use his/her educational knowledge on a problem(s) that emphasizes the design or practical service aspects of a heating and cooling system. The instructor will need to give prior approval of the project or projects to be completed by the student. A tutorial course form must be completed by the student.
Lecture: 0 hours – Lab: 8 hours
Prerequisite: Permission of instructor
Lab fee: $8.00

HAC 284 HAC Wiring Circuits II (W, SP)

4 credits
This course will concentrate on lab experiments designed to teach a student how to properly wire up typical heating and cooling devices into working circuits. Devices such as motors, controllers, contactors, compressors and safety devices will be covered.
Lecture: 2 hours – Lab: 4 hours
Prerequisite: HAC 183
Lab fee: $15.00

HAC 285 HAC Electronic Controls I (SU)

4 credits
This course uses basic electronic knowledge from EET 101 and EET 102, plus electrical knowledge from HAC 183 and HAC 284, to build a basic understanding of HAC solid state computer controls. This theory course will cover controllers, sensors, relays and HAC electronic operational devices.
Lecture: 2 hours – Lab: 4 hours
Prerequisite: HAC 284
Lab fee: $10.00

HAC 287 Boiler Systems (W)

5 credits
This course uses basic combustion knowledge from HAC 152 and piping system knowledge from HAC 116, along with codes from course HAC 242, to build a basic understanding of boiler types, systems, safety procedures and codes that will prepare a person to take the High Pressure Boiler License Examination.
Lecture: 2 hours – Lab: 6 hours
Prerequisites: HAC 116 and HAC 152
Lab fee: $10.00

HAC 288 Commercial A/C Systems (W)

4 credits
This course uses basic piping knowledge from HAC 116, refrigeration cycle theory from HAC 141, codes from HAC 242, and control knowledge from HAC 253 to build a basic understanding of the operational theory and safe operating practices for an industrial Class II ammonia refrigeration system. Entering students should have HAC 161 course content or proficiency credit before enrolling in this class
Lecture: 3 hours – Lab: 2 hours
Prerequisites: HAC 116, HAC 141, HAC 242 and HAC 253
Lab fee: $10.00

HAC 291 Field Experience (SU)

4 credits
HAC 291 offers an opportunity for an off-campus work experience in heating, venting and air conditioning industry that augments formal education received in the technology with actual work conditions and job experience. “N” credit will not be allowed for this course.
Lecture: 0 hours – Lab: 40 hours
Lab fee: $15.00

HAC 299 Special Topics in Heating and Air Conditioning (On Demand)

1 - 5 credits
This course offers a refresher maintenance training class covering refrigeration systems, mechanical tools and methods, heating and boilers, electrical, air handling and ventilation, controls and safety. Please see your advisor before scheduling for this course.
Lecture: Hours vary – Lab: Hours vary (depends upon topic)