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Heating, Ventilation & Air Conditioning (HCR)

HCR-102 Intro to HVAC, 3 cr.
An introduction to HVAC systems, with an emphasis on electrical and mechanical fundamentals skills, including AC and DC electricity; electrical power supplies and wiring materials; meter operations; mechanical math and measurement; fasteners; and PVC assembly.

HCR-112 Heating Fundamentals, 3cr.
This course covers fundamental principles and skills for all common heating systems. This course is a combined lecture and lab course and includes discussions and demonstrations in heating fundamentals. Safety is greatly emphasized as students are working with actual voltages, and working equipment.

HCR-125 Oil & Hydronic Heating, 3cr.
This course is a combined lecture and lab course studying the theory and applications in electrical resistance and oil and hydronic heating systems as they relate to residential and commercial heat loss requirements. Studies include installation, troubleshooting wiring and control circuits.

HCR-155 Troubleshooting Heating Systems, 3cr.
The purpose of this course is to introduce the student to the fundamentals of troubleshooting by utilizing a practical and systematic approach to locate and repair heating system malfunctions. The student will also have the opportunity to study, in detail, the motors and controls used in today's heating systems. Topics to be covered include basic electric circuits, electrical test meters, motors and controls, diagnosis of electrical and mechanical malfunctions, and special emphasis on writing diagrams.

HCR-205 Air Conditioning Principles, 3cr.
This course is a combined lecture and lab course which deals with the fundamentals of residential air conditioning systems. Emphasizes system components, types of refrigerants, principles of heat transfer, and diagnosis and repair of various systems used in the air conditioning industry. Studies relationship to temperature and pressure variance including psychometric comparison as applied to commercial and residential air conditioning.

HCR-240 Troubleshooting Air Conditioning Systems, 3cr.
The purpose of this course is to introduce the student to the fundamentals of troubleshooting by utilizing a practical and systematic approach to locate and repair air-conditioning and heat pump system malfunctions. The student will also have the opportunity to study, in detail, the motors and controls used in today's air-conditioning and heat pump systems. Topics to be covered include basic electric circuits, electrical test meters, motors and controls, diagnosis of electrical and mechanical malfunctions, and special emphasis on wiring diagrams.

HCR-291 Commercial Systems, 3cr.
This course covers all types of commercial heating and cooling systems. Systems included are air cooled and water cooled air conditioning systems, cooling towers, water chillers, gas and electric heating systems for heating air and water, industrial heating systems including direct fired make up air equipment. Commercial water heaters and controls will also be discussed.

HCR-305 Fundamentals of Refrigeration, 3cr.
This course is a combined lecture and lab course covering the theory and laws governing refrigeration, the operation of refrigeration systems, heat transfer, components, and test equipment. It also covers the different soldering and brazing methods and materials used in refrigeration service. Emphasis is on the recovery, recycling and charging methods used.

HCR-414 Controls for HVACR, 4cr.
This course presents a more advanced study of electrical controls and their applications, an introduction electronics and the controls used in the H.V.A.C.R. systems. Prerequisites: ELE-119 and ELE-136.

HCR-444 HVACR Systems I, 4cr.
This course presents alternative application of energy sources and equipment as they apply to heating, ventilation, air cooling, and refrigeration systems.

HCR-505 Air Distribution, 3cr.
A study of the construction and design of duct work and related duct fittings. Includes correct layout and sizing of ducts, return and supply grills, and use of airflow measuring instruments.

HCR-810 Energy Management, 3cr.
This course is designed to examine the consumption of energy in commercial and industrial buildings and how energy usage may be reduced.

HCR-932 Internship, 4cr.
On the job training for Heating, Air Conditioning, and Ventilation program. Prerequisite: HCR-102

Questions or comments? Please email us at info@iowalakes.edu or call 712-362-2604 or 800-521-5054.
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