Heating, Air Conditioning & Refrigeration Mechanic Certificate 900 Clock Hour Course

Presentations and course work cover safety training. Students will learn to identify and practice key safety factors in a residential, commercial, and industrial HVAC workplace/worksite including: 1) describing and demonstrating proper general and personal worksite safety that includes proper use of Personal Protective Equipment (PPE), basic safety principles to ensure for maximum back and fall protection, and personal safety working in confined spaces, and maneuvering on ladders, scaffolds and lifts 2) learn about the importance of information on Hazard Communication Labels, and Material Safety Data Sheets, 3) describe electrical lockout/tagout, proper use and operation of fire extinguishers and compressed gas safety, 4) Students will learn compliance with OSHA and EPA regulations and general OSHA requirements on the jobsite.
(Lec 20 Cl hrs./Lab 10 Cl hrs./Ext 00 Cl hrs.)
[Prerequisites: HVAC 301 Fundamentals]

This course provides an introduction to electrical theory and covers basic and parallel circuits, circuit characteristics, schematics, symbols, and measurements. The course also introduces the student to common single-phase as well as industrial three-phase electric motors. Presentations will include starting components, and protection devices, and motor troubleshooting. The course will cover various motors such as: 1) open & hermetic, 2) residential 1 horse power and less, 3) commercial 1-3 horse power, 4) industrial up to 25 horse power.
(Lec 50 Cl hrs./Lab 60 Cl hrs./Ext 00 Cl hrs.)
[Prerequisites: HVAC 302]

This course covers the control of pressure and temperature, energy sources for control systems, operation principles of automatic control systems, the types of control action and control circuits. The course also covers starters, contractors and relays, troubleshooting techniques, information included regarding system safety, PC Programmers, low and high voltage control panels.
(Lec 50 Cl hrs./Lab 50 Cl hrs./Ext 00 Cl hrs.)
[Prerequisites: HVAC 303]

Due to the Environmental Protection Agency, phase out of most refrigerants are scheduled for 2020. This course includes drop-in replacements, filled applications of alternate refrigerants, and provides an introduction to HVAC comfort systems. Students will learn about the principles of human comfort, air properties, introduction to psychrometrics, and airflow measurement methods and calculations. Course presentations and work will also cover heat energy and comfort, psychrometrics, total heat in air, measuring a heavy invisible moving volume, and air flow measurement.
(Lec 40 Cl hrs./Lab 60 Cl hrs./Ext 00 Cl hrs.)
[Prerequisites: HVAC 304]

This course will serve as an introduction to the mechanical compression refrigeration cycle and the components necessary for operation. Students will be introduced to common components and the terms and definitions of the cycle. Topics covered include basic and advanced refrigeration cycle physics, compression and compressors, condensation and condensers, expansion and metering devices, evaporation and evaporators, and measuring the normal cycle.
(Lec 50 Cl hrs./Lab 65 Cl hrs./Ext 00 Cl hrs.)
[Prerequisites: HVAC 305]

This course covers training in welding with gas, arc, and mig basics. Students will learn to identify the different types of welds and welding safety procedures. Students will also learn the different types of welding techniques from piping systems to running water lines and the proper procedures for brazing and cutting with welding equipment.
(Lec 10 Cl hrs./Lab 10 Cl hrs./Ext 00 Cl hrs.)
[Prerequisites: HVAC 306]

This course covers combustion basics for natural gas and propane fuels as found in residential, commercial, and industrial applications. Students will identify and learn about the common types of gas heating equipment and common types of pressure regulators, burners, heat exchangers, standing pilot systems, electronic ignition, high efficiency furnaces, and troubleshooting gas burner systems in an industrial setting. Students will learn heat pump properties, principles, and heat pump installation.
(Lec 50 Cl hrs./Lab 70 Cl hrs./Ext 00 Cl hrs.)
[Prerequisites: HVAC 307]

Students will learn about Variable Refrigerant Flow (VRF), properties, installation, government regulations, and industry standard national codes. Students will learn about the installation and servicing process of components for different types of air conditioning and refrigeration systems in residential, commercial, and industrial settings. The course covers blueprints and diagrams, fuel and water supply lines, air ducts and vents, pumps, electrical wiring and controls, conducting service checks and troubleshooting, pneumatics, bearings, pumps, piping systems, and chillers. Students will engage in lab working on different systems applying the skills and knowledge acquired.
(Lec 60 Cl hrs./Lab 90 Cl hrs./Ext 00 Cl hrs.)
[Prerequisites: HVAC 308]