Apr 19, 2024  
2024-2025 Catalog 
2024-2025 Catalog

AHR 111 HVACR Electricity

Lecture: 2 Lab: 2 Clinic: 0 Credits: 3
This course introduces electricity as it applies to HVACR equipment. Emphasis is placed on power sources, interaction of electrical components, wiring of simple circuits, and the use of electrical test equipment. Upon completion, students should be able to demonstrate good wiring practices and the ability to read simple wiring diagrams.

Co-requisite(s): DRE 097  or ENG 002  and MAT 003  (P2 grade)
Course is typically offered in Fall.
Student Learning Outcomes (SLOs)
At completion of the course, the student should be able to do the following:

  1. Demonstrate safe practices in the HVAC shop following established safety procedures with a score of 90% or above.
  2. Complete Lockout/Tagout tagsfor equipment and electrical disconnects on all equipment in the HVAC lab.
  3. Identify conductors, semi-conductors, and insulators in classroom and lab setting with 100% accuracy.
  4. Determine the effects of electrical magnetism.
  5. Demonstrate f magnetism a in lab.
  6. Apply theory of OHM’s Law on operating components in lab.
  7. Calculate voltage, current, and resistance.
  8. Calculate effects of OHM’s law on working components with a minimum of 80% accuracy.
  9. Classify series and parallel circuits on HVAC lab equipment. 
  10. Build operational electrical circuits based on design and drawing of those circuits.
  11. Identify electrical components in classroom and lab.
  12. Verify the operation of electrical components on lab equipment per manufacturer’s diagrams.