Multi-Family HVAC Skills – Air Conditioning (Level 1)

What NTA Offers:

• State of the art interactive learning facility
• Custom education for Multi-family management companies
• Live work stations
• Lab training –practice what is learned
• Progress reports to managers
• Hands-on homework that will be reviewed in class

This is Part 1 of a 2-Part Study. Part 1 focuses on Air Conditioning.

Class 1: Orientation and Expectations

• Expectations: Dress code, what to bring, participation
• Tool inventory: Each student will be required to bring the appropriate tools to class. We will do an inventory of each student’s tools along with a brief description of how and why they are used.
• Safety: Lab tour and first aid station location and types of hazards (Safety glasses will be available)

Class 2: Basic Electricity Part 1

• Understanding wiring diagrams and air conditioning
• Basic circuits: Parallel and series
•  A/C components: relays, pressure switches, contactors, relays, capacitors
• Troubleshooting compressors
• About condenser motors
• Lab skills: Practice using a voltage meter to practice troubleshooting methods

Class 3: Refrigerant

• Types of refrigerants
• How refrigerants work
• Air conditioning cycle
• Lab skills: Practice using a manifold

Class 4: Charging

• Understanding pressure temperature and superheat charts
• What is superheat and sub-cooling
• Lab skills: Practice superheat charging on a live equipment

Class 5: Troubleshooting

• How to troubleshoot an air conditioner with a manifold, voltmeter and a thermometer
• How to check proper airflow
• Lab skills: Practice all the troubleshooting procedure on a live unit

Class 6: Maintenance

• Types of chemicals used in hvac industry and how to use them safely and effectively
• Types of air filters: Why we use them and what happens if we don’t
• Lab: Practice proper cleaning procedures on live equipment

Class 7: Final

• Overview
• Test Written and Lab