Course Descriptions

RAC 21 - Basic Refrigeration

• Prerequisite or Corequisite: ENG 19 and/or ENG 21, OR ESL 11 & 13 & 14, OR Placement in ENG 22/60 or ESL 23; MATH 9, OR Placement in MATH 50

RAC majors only. Principles of physics applicable to mechanical and absorption cycles. Heat energy, heat transfer, properties of matter, change of state, laws of gases, temperature-pressure relationship, thermodynamic principles in the mechanical cycle, compressors, condensers, receivers, refrigerant controls, evaporators and accessories. Hand tools, fasteners, special refrigeration tools, tube bending, flaring, soldering, compressor overhaul, condensing unit overhaul, refrigeration system construction, operation, test and repair. Safety and Physics content applicable to the RAC area.

24 hrs. lect./lab. per week

Student Learning Outcomes

Upon successful completion of RAC 21, the student will be able to:

• Demonstrate the ability to do technical work in a variety of heating, cooling, and refrigeration fields
• Apply safety standards and work with technical developments in the industry
• Identify and demonstrate correct use of tools, materials, and equipment used in the trade