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Air Conditioning & Refrigeration with Principles of Heating Applications
Description
Become an expert at optimizing HVAC systems in this intensive hands-on course. You’ll learn how to maintain systems so that they run safely and at peak efficiency. You’ll help your organization maximize energy efficiency and minimize downtime spent on maintenance. Hands-on exercises let you develop your skills in reading schematics, taking measurements and troubleshooting issues.
NTT is a proctor for the 608, 410A and Test of Excellence. Air Conditioning and Refrigeration testing starts at 3pm on Wednesday of the course week. Upon registering for this class, you can request a FREE copy of the EPA Certification Exam Preparatory Manual. This manual is for participants taking the ESCO 608 exam offered in these classes.
If you want to focus solely on air conditioning and refrigeration, you might be interested in this shorter 3-Day Hands-on Course: Air Conditioning and Refrigeration.
If you want to focus solely on heating and ventilation, you might be interested in this 2-Day Hands-on Course: Heating and Ventilation with Principles of Heating Applications.
Agenda [download course agenda]
Tools and Test Equipment
- Gauge manifold assembly
- Electronic leak detector
- Multi meter
Refrigerants and Refrigerant Oils
- Characteristics of refrigerants
- Section 608 of the Clean Air Act
- Regulatory requirements
Compressors
Evaporators
- Types of evaporators
- Operation in a refrigeration or A/C system
Metering Devices
- Effects of capillary tube length and size
- Thermostatic expansion valves
Condensers
- Types of condensers
- In a refrigeration or A/C system
Piping and Accessories
- Tubing, liquid receivers, sight glass
Heat Pump Theory and Components
- Compressor, evaporator, condenser
Hands-On Lab Exercises
- Installing and removing a manifold gauge set
- Recovering refrigerant evacuating (pulling a vacuum)
- Charging a system by weight and by superheat
- Working with service valves and Schrader cores
- Troubleshooting
Gas-Fired Heating Systems: Design and Operation
- Gas fuels and combustion theory
- Gas regulators, valves, burners
- Pilot safety controls
- Glow-coil ignition, hot surface ignition
- Safety devices and controls
Controls and Control Systems
- Thermostats and anticipators
Gas Fired Heating Systems: Maintenance and Troubleshooting
- Troubleshooting ignition problems
- Preventive maintenance procedures
Electrical Components of HVAC Systems
- Fundamentals, safety and diagrams
- Electrical test equipment
- Fundamentals of electrical troubleshooting
- Electrical system components
Maintenance and Troubleshooting of Furnaces and Rooftop Units
- Fault occurrence
- Troubleshooting techniques
Hands-On Lab Exercises
- Reading schematic drawings
- Furnace wiring exercises
- Troubleshooting burner systems
- Troubleshooting wiring problems
- Motor terminal identification
- Capacitor testing and replacement
- Measuring ampere draw, voltage, resistance