AIRC 1020 Syllabus
Subject Code
AIRC
Course Number
1020
Course Title
Refrigeration Systems Components
Prerequisites
Corequisites
AIRC 1010
Terms Offered
Offered every semester
Credit Hours
(3-3-4)
Course Description
This course provides students with the skills and knowledge to install, test, and service major components of a refrigeration system. Topics include compressors, condensers, evaporators, metering devices, service procedures, refrigeration systems, and safety. Students must pay a $25 supply fee when registering for this course.
Course Outcomes
Compressors
Order Description
1 Discuss the different types of compressors.
2 Discuss the basic theory of operation of each of the identified types of compressors.
3 Discuss the various compressor applications.
4 Discuss adding and removing oil from hermetically and semi-hermetic compressors.
5 Discuss the types of compressor malfunctions.
6 Remove and/or install a compressor.
Condensers
Order Description
1 Explain the purpose of the condenser in the refrigeration system.
2 Discuss the differences between air-cooled and water-cooled condensers.
3 Observe the operation of various condensers and explain the advantages and
disadvantages of each.
4 Properly clean condensers using accepted industry solvents and procedures.
5 Check for correct condenser installation and operation.
Evaporators
Order Description
1 Discuss the purpose of the evaporator in the refrigeration system.
2 Explain the "refrigeration effect".
3 Discuss the differences between bare-tube and fin-tube evaporators.
4 Observe fin-tube evaporator operation and explain the advantages of this type
evaporator.
5 Properly clean an evaporator using accepted industry solvents and techniques.
6 Discuss defrost methods and troubleshooting procedures.
Metering Devices
Order Description
1 Discuss the purpose of metering devices.
2 Identify the different types of metering devices.
3 Observe the use of several metering devices in a simulated setting.
4 Adjust thermostatic and automatic expansion valves.
5 Remove and/or install expansion valves.
6 Check system operation with various metering devices.
Properties of Air
Order Description
1 Discuss the theory of reheating systems.
2 Use an anemometer to measure velocity of air from a grille.
3 Perform air property measurement.
Psychrometrics
Order Description
1 Use a psychrometer to determine wet and dry bulb temperature.
2 Use psychrometric charts to determine efficiency.
Safety
Order Description
1 Discuss hazards associated with electrical shock.
2 Discuss hazards related to compressed gases used in refrigeration.
3 Identify and discuss safety concerns when working with compressors, condensers,
evaporators, and metering devices.
4 Determine an understanding of safety awareness.