Revised 08/2024
AIR 231 - Circuits and Control IV (4 CR.)
Course Description
Applies controls and control circuits to air conditioning and refrigeration, including components, pilot devices and controls, and circuit diagrams. Lecture 3 hours. Laboratory 3 hours. Total 6 hours per week.
General Course Purpose
To develop in the student an understanding of construction, function and operation of electric controls, to give him a good background in electric circuits, to aid him in the development of the skills and procedures needed to service, troubleshoot and diagnose electric controls and control systems.
Course Prerequisites/Corequisites
Prerequisite: AIR 213
Course Objectives
Upon completion of this course, the student should be able to:
- Differentiate the types of total commercial and industrial control systems.
- Install and operate controls used in commercial HVAC applications including pneumatic, electric, and electronic, including thermostats, pressure switches and other electronic control devices.
- Install and operate controls used in residential air condition control systems, including split system air conditioning control systems and heat pump control systems.
- Diagnose and troubleshoot controls used in commercial HVAC applications including pneumatic, electric, and electronic controls.
- Perform the functions of facilities managers in the maintenance and operations of control systems.
Major Topics to Be Included
- Control components
- Pilot devices
- Control circuit diagrams
- Schematic diagrams
- Care of equipment