Title: Perform an A/C system leak test.
Course: Diesel Equipment Technology III (20107-III) > Section: Heating, Ventilation, and Air Conditioning (A/C): Servicing the Air Conditioning (A/C) System and Components, General

Performance should include

- following the manufacturer troubleshooting guidelines
- using the proper tools to perform a test
- determining any needed action.

Process/Skill Questions:

- How long should the system be allowed to remain a vacuum to verify leaks?
- What is the value of using a modern software tool to evaluate the vacuum?