Title: Evacuate a refrigeration circuit.
Course: Heating, Ventilation, Air Conditioning, and Refrigeration I (17056-I) > Section: Servicing and Maintaining Refrigeration Systems

Evacuation should include using a compound gauge and a micron gauge on a new or contaminated system.

Process/Skill Questions:

- What evacuation methods should be used on a new or contaminated system?
- What is a contaminated system?
- What is the required micron level to evacuate?