Setup should include

• using basic CAC-A theory
• setting air pressure, amperage, and polarity for electrode size, work lead to work piece
• installing carbon electrode into the torch line, using correct extension
• positioning air holes
• commencing operations by turning on the air-release button
• adhering to written or verbal specifications.

Process/Skill Questions:

• Why is the direction of CAC important?
• Why is ear protection important?