Construction, HVAC and Electrical
If you are to work as a licensed contractor or as an employee in the skilled trades, you must pass a North Carolina state exam to obtain the appropriate initial license. To maintain this license, you will have to attend courses that earn renewal credits.
Register Today Course descriptions are listed below the schedule.
This course introduces the theory of maintenance and the skills necessary to maintain electrical equipment found in industrial and commercial facilities. Topics include maintenance theory, predictive and preventive maintenance, electrical equipment operation and maintenance, and maintenance documentation. Upon completion, students should be able to perform maintenance on electrical equipment in industrial and commercial facilities.
Electrical: Commercial Wiring**
This course introduces the care/usage of tools and materials used in residential electrical installations and the requirements of the National Electrical Code. Topics include NEC, electrical safety, and electrical print reading; planning, layout; and installation of electrical distribution equipment; lighting; overcurrent protection; conductors; branch circuits; and conduits. Upon completion, students should be able to properly install conduits, wiring, and electrical distribution equipment associated with residential electrical installations. Prerequisite: Electrical: Residential Wiring.
Electrical: Industrial Wiring**
This course covers layout, planning, and installation of wiring systems in industrial facilities. Emphasis is placed on industrial wiring methods and materials. Upon completion, students should be able to install industrial systems and equipment. Prerequisite: Electrical: Residential Wiring.
HVAC: Comfort Cooling **
This course covers the installation procedures, system operations, and maintenance of residential and light commercial comfort cooling systems. Topics include terminology, component operation, and testing and repair of equipment used to control and produce assured comfort levels. Upon completion, students should be able to use psychometrics, manufacturer specifications, and test instruments to determine proper system operation. Prerequisite: HVAC: Intro to Refrigeration.
HVAC: Heat Pump Technology **
This course covers the principles of air source and water source heat pumps. Emphasis is placed on safety, modes of operation, defrost systems, refrigerant charging, and system performance. Upon completion, students should be able to understand and analyze system performance and perform routine service procedures. Prerequisite: HVAC: Intro to Refrigeration or HVAC: Comfort Cooling.
HVAC: HVACR Customer Relations
This course introduces common business and customer relation practices that may be
encountered in HVACR. Topics include business practices, appearance of self and vehicle, ways of handling customer complaints, invoices, telephone communications, and warranties. Upon completion, students should be able to present themselves to customers in a professional manner, understand how the business operates, complete invoices, and handle complaints.
HVAC: Refrigerant Certification**This course covers the requirements for the EPA certification examinations. Topics include small appliances, high pressure systems, and low pressure systems. Upon completion, students should be able to demonstrate knowledge of refrigerants and be prepared for the EPA certification examinations. Prerequisite: HVAC: Intro to Refrigeration or permission of instructor.
HVAC: Residential System Design
This course introduces the principles and concepts of conventional residential heating and cooling system design. Topics include heating and cooling load estimating, basic psychometrics, equipment selection, duct system selection, and system design. Upon completion, students should be able to design a basic residential heating and cooling system.
**Prerequisite(s) and/or special requirement(s) apply to registration.