In this course students will learn the theory, function, service and diagnosis of automotive heating, ventilation and air conditioning systems through a variety of learning and assessment activities.
For each unit of credit, a minimum of three hours per week with one of the hours for class and two hours for studying/preparation outside of class is expected.
The Industrial Technology Division is a committed leader in innovative workforce development by meeting the dynamic needs of business and industry through the development of student-centered education, technical excellence, and citizenship.
Outcome #1: Read with comprehension, be critical of what they read, and apply knowledge gained from their reading to broader issues of the day.
Outcome #5: Demonstrate the ability to think critically by gathering facts, generating insights, analyzing data, and evaluating information.
Outcome #6: Exhibit skills in information and technological literacy.
Outcome #9: Exhibit workplace skills to include respect for others, teamwork competence, attendance/punctuality, decision making, conflict resolution, truthfulness/honest, positive attitude, judgment, responsibility.
Principles of Heating and Air-Conditioning Systems
a. Explain the basic principles, purpose and function of HVAC systems.
b. Explain the purpose, function and types of HVAC restrictions, hoses, pipes, lines, O-rings, switches, driers, compressors and clutches.
c. Explain the purpose, function, and types of heat exchangers (evaporator and condenser), refrigerants, and refrigerant oils.
d. Explain the purpose and function of the heating and ventilation systems and components.
a. Identify and interpret HVAC problems; determine necessary action.
b. Performance test A/C system; identify problems.
c. Identify abnormal operating noises in the A/C system; determine necessary action.
d. Inspect A/C condenser for airflow restrictions; perform necessary action.
e. Inspect evaporator housing water drain; perform needed action.
f. Identify the source of HVAC system odors.
g. Leak test A/C system; determine needed action.
h. Identify refrigerant type; select and connect proper test equipment; record temperature and pressure readings.
i. Recycle, label, and store refrigerant.
j. Inspect, remove, and/or replace A/C compressor drive belts, pulleys, tensioners, and visually inspect A/C components for signs of leaks; determine action needed.
k. Remove, inspect, reinstall and/or replace A/C compressor and mountings; determine recommended oil type and quantity.
l. Remove, inspect, and replace receiver/drier or accumulator/drier; determine recommended oil type and quantity.
m. Remove, inspect, and install expansion valve or orifice tube.
n. Determine procedure to remove and reinstall evaporator; determine required oil type and quantity.
o. Determine recommended oil and oil capacity for system application.
p. Perform correct use and maintenance of refrigerant handling equipment according to the manufacturer'�s standards.
a. Identify hybrid vehicle A/C system electrical circuits and service/safety precautions.
b. Check operation of automatic or semiautomatic HVAC control systems; determine needed action.
c. Using a scan tool, observe and record related HVAC data and trouble codes.
d. Diagnose temperature control problems in the HVAC system; determine needed action.
e. Inspect HVAC system ducts, doors, hoses, cabin filters, and outlets; perform needed action.
f. Inspect and test HVAC system blower motors, resistors, switches, relays, wiring, and protection devices; determine needed action.
g. Diagnose malfunctions in the vacuum, mechanical, and electrical components and controls of the HVAC system; determine needed action.
- Heating and Air-Conditioning Systems and Service
- Electronic Climate Control
- Introduction
- Principles of heating and air-conditioning systems
- Heating and air-conditioning systems and service
- Electronic climate control
- Instructor presentation / demonstration
- Internet resource presentation
- Video presentation
- Computer lab training
- Textbook informational assignment
- Hands-on experience
- LMS
- Textbook
- Internet
- Videos
- PowerPoint presentation
- Computer training programs
- LMS
The letter grades in this course are as follows:
90-100 A - Excellent
80-89 B - Good
70-79 C - Satisfactory
60-69 D - Unsatisfactory
Anything below 60 is an F - Failing
- Outcomes 1 and 5 will be evaluated through classroom tests, written assignments and job performance in the shop.
- Outcome 6 will be evaluated by job performance in the shop.
- Outcome 9 will be evaluated through classroom tests and behavior and job performance in the shop.
Under the Americans with Disabilities Act, Seward County Community College will make reasonable accommodations for students with documented disabilities. If you need support or assistance because of a disability, you may be eligible for academic accommodations. Students should identify themselves to the Mental Health Counselor at 620-417-1106 or go to the Student Success Center in the Hobble Academic building, room A149.