Air Conditioning & Refrigeration - Plan of Study

Construction Technologies - Air Conditioning & Refrigeration

Associate in Applied Science (90 credit hours)

Departmental Requirements: 66 credit hours
Air Conditioning & Refrigeration Technology (63 credit hours)
ACR 1111 EPA Certification Information
Instruction concerning EPA rules and regulations is given to provide the student an opportunity to take and pass the EPA Certification test. Current rules and regulations concerning ozone depletion, CAA, and Montreal Protocol are taught. Theory. Offered in the spring semester.
ACR 1121 Introduction to ACR
An orientation into the world of Air Conditioning and Refrigeration technology, including career opportunity exploration, licensing requirements, safety, tools and your college strategies. Theory. Offered in the fall and spring semesters.
ACR 1126 ACR System Applications
This course covers the use of hand tools and industry specific tools, as well as copper tube flaring, swaging, cutting and brazing. It includes the theory of the compression refrigeration cycle to include components which make up a refrigeration system, and the operation and analysis of basic refrigeration systems including evacuation, charging, recovery, control adjustments and efficiency checks. Also emphasizes career opportunities in the air conditioning and refrigeration fields and continues the student’s work on the Career Passport. Theory/Lab. Offered in the fall and spring semesters.
ACR 1203 Electrical Controls
A study of basic electrical properties and their behavior in series, parallel, and combination circuits. Theories of operation of electrical components common to air conditioning and refrigeration systems such as switches, relays, contactors, starter boxes, transformers, time delay relays, defrost timers, motors of various types, capacitors and motor starting relays are also examined. Theory/Lab. Offered in the spring and summer semesters.
ACR 1206 Electrical Control Applications
Electrical components and circuits and how they relate to air conditioning and refrigeration systems form the basis of instruction. Emphasis is on actual wiring and troubleshooting of basic circuits, with techniques for troubleshooting ‘live’ circuits with volt meters and amp meters practiced. Students also gain experience designing and wiring circuits using common electrical components studied in ACR 1203. Theory/Lab. Co-requisite: ACR 1203. Offered in the spring and summer semesters.
ACR 1336 Residential AC & Heating Systems
Individual projects examining residential air conditioning and heating systems with respect to: installation, operation, and servicing of split system equipment, package equipment, unitary equipment, gas heating electric heating, hydronic heating, and oil heating are discussed and/or reviewed in the lab. Topics including R-22 and R-410A Systems are discussed and analyzed.A strong emphasis is put on wiring diagrams, control circuits and troubleshooting. Theory/Lab. Prerequisite: ACR 1203, ACR 1206, ACR 1126. Offered in the summer semester.
ACR 1343 Electronic Control Applications
Solid state electronic controls, bridge-circuits and direct digital controls as applied to air conditioning and refrigeration. Emphasis is devoted to wiring and testing system components and control circuits. Theory/Lab. Prerequisites: ACR 1203, ACR 1206. Offered in the summer and fall semesters.
ACR 1344 Unitary Refrigeration
Operation, diagnosis and service of unitary systems. Emphasis is devoted to ice makers, slush machines, ice cream units and their related controls. Theory/Lab. Prerequisites: ACR 1126, ACR 1203, ACR 1206. Offered in the fall and spring semesters.
ACR 2406 Commercial Refrigeration Applications
Applies to the selection, calibration, servicing, installation, application and operation of commercial refrigeration systems and display cases. Also, included: adjustment of temperature, pressure, defrost controls, load calculations, pipe sizing and bidding procedures. Diagnosis and troubleshooting electrical and pressure operated devices are included. Theory/Lab. Prerequisites: ACR 1126, ACR 1343, ACR 1344. Offered in the spring semester.
ACR 2443 System Controls
Topics include the operation, calibration, and servicing of equipment with direct digital control systems. Systems with both dedicated and programmable controls are covered. Special emphasis is placed on checking inputs and outputs to individual control systems. Theory/ Lab. Prerequisite: ACR 1343. Offered in the fall semester.
ACR 2513 Air Systems Design
Heat load calculations using ASHRAE data from Manual J for residential homes and duct layout and design using Manual D form the basis of instruction on air systems design. Heat loads are calculated by use of forms and the computer. Theory/Lab. Offered in the fall and spring semester.
ACR 2603 Commercial Air Conditioning
Covers the operation, service and maintenance of commercial reciprocating, centrifugal and absorption chilled water systems. Also taught are commercial controls, starting systems and energy management. Theory/Lab. Prerequisites: ACR 1343, ACR 2806. Offered in the fall semester.
ACR 2616 ACR Capstone
Involves team projects to examine the installation, operation and service of home air conditioning units, heat pumps and control systems. Also covers psychometrics, fans, air ducts, control wiring, circuit tracing and system diagnosis and laboratory experiences in servicing air conditioning and heating equipment. Includes compilation of the Career Passport, exit assessments and other graduation requirements. Theory/Lab. Prerequisites: ACR 2603, ACR 2806. Offered in the spring and summer semester.
ACR 2806 Internship I
A supervised cooperative industry experience, which allows students the opportunity to utilize and refine skills previously learned in their educational process. All work is performed in accordance with industry standards and guidelines. Theory/Lab. Prerequisites: Student must be in good academic standing having a minimum of a 2.0 G.P.A. and have completed: ACR 1126, ACR 1203, ACR 1206, ACR 1336.
ACR 2906 Internship II
A supervised cooperative industry experience, which allows students the opportunity to utilize and refine skills previously learned in their educational process. All work is performed in accordance with industry standards and guidelines. Theory/Lab. Prerequisites: Student must be in good academic standing having a minimum of a 2.0 G.P.A. and have completed: ACR 1336, ACR 2806.
General Education Requirements: 21 credit hours
For general education and interdepartmental course descriptions, see the School of Arts and Sciences courses.
English (6 credit hours)
ENGL 1033 Technical Writing I
ENGL 2033 Technical Writing II
ENGL 1113 Freshman Composition I
ENGL 1213 Freshman Composition II
History (3 credit hours)
HIST 1483 U. S. History to 1865
HIST 1493 U. S. History since 1865
Mathematics (3 credit hours)
MATH 1513 College Algebra
MATH 2003 Business Mathematics
Philosophy (3 credit hours)
PHIL 1213 Ethics
Political Science (3 credit hours)
POLS 1113 U. S. Government
Speech (3 credit hours)
SPCH 1113 Introduction to Speech Communications
SPCH 2313 Small Group Communications
Interdepartmental Requirements: 3 credit hours
General Technologies (3 credit hours)
CS 1013 Computer Literacy and Applications