Free online courseAir Conditioning Training

Course content

• Video class: Installation Best Practices: Brazing

  1h01m

• Exercise: Why is flowing nitrogen while brazing modern AC systems especially important?

• Video class: Pressure Testing and Leak Checking

  0h46m

• Exercise: Which component is most likely to fail from over-pressurization during nitrogen pressure testing on a split system?

• Video class: Vacuum Best Practices

  0h29m

• Exercise: Fast and reliable evacuation on a new residential install

• Video class: Airflow Before Charging

  0h18m

• Exercise: What does a built in controller static reading at the blower actually represent

• Video class: Charging Best

  0h27m

• Exercise: Best practice for charging a newly installed split system

• Video class: HVAC Troubleshooting Part 1

  1h10m

• Exercise: What evaporator saturation temperature would you expect at 75°F indoor air in cooling mode?

• Video class: HVAC Troubleshooting Part 2

  0h42m

• Exercise: Effect of Increasing Subcooling by Adding Refrigerant

• Video class: HVAC Troubleshooting Part 3

  0h16m

• Exercise: Which workflow best follows the wide narrow wide troubleshooting mindset on a residential AC call?

• Video class: Airflow

  0h54m

• Exercise: What pressure difference between a closed room and the main space is generally acceptable during airflow testing?

• Video class: Inverter Driven Install Considerations Part 2

  0h44m

• Exercise: VRF service valves and oil return best practice

• Video class: Mini-Split Cleaning

  0h30m

• Exercise: Which method best verifies ductless performance after maintenance while avoiding unnecessary refrigerant loss?

• Video class: Psychrometrics, Humidity and Moisture Control Part 1

  1h02m

• Exercise: Most effective step to reduce duct sweating in a humid attic

• Video class: Psychrometrics, Humidity and Moisture Control Part 2

  0h56m

• Exercise: Best strategy to prevent vent sweating in humid homes

• Video class: Inverter Driven Install Considerations Part 1

  0h52m

• Exercise: Best practice for charging inverter and ductless systems