MAIR 1449 - Refrigerators, Freezers, Window Air Conditioners

4 Credits (3 hrs. lec., 3 hrs. lab.) Theory, sequence of operation, components and repair, electrical schematics, and troubleshooting electronic components in air conditioning and refrigeration. Emphasis on safety for the electrical, mechanical, and sealed systems. Prerequisite: HART 1441 and HART 1445
Course Outcomes
1 - Describe and apply refrigeration theory and refrigeration cycle.
2 - Troubleshoot, diagnose and repair sealed systems.
3 - Use schematics.
4 - Identify the components of air conditioning and refrigeration appliances and the test instruments and tools needed.
5 - Cut, swag, and flare tubing.
6 - Identify and troubleshoot electrical control systems.
7 - Describe the sequence of operation of defrost systems.
8 - Describe and demonstrate evacuation and charging/recharging of air conditioning and refrigeration appliances.