Objectives

Learning Objective 1 – Describe plasma arc cutting and its safety proce- dures.

• Summarize plasma arc cutting.
• List plasma arc cutting safety procedures.

Learning Objective 2 – Summarize plasma arc cutting equipment.

• Describe plasma arc cutting power units.
• Describe plasma arc cutting gases and gas control devices.
• Describe plasma arc cutting torches and accessories.

Learning Objective 3 – Outline setting up, safely operating, and maintain- ing plasma arc cutting equipment.

• Explain how to set up a plasma arc cutting project.
• Explain how to operate plasma arc cutting equipment safely.
• Explain how to maintain plasma arc cutting equipment.

Performance Tasks

Performance Task 1 (Learning Objective 3) – Set up plasma arc cutting equipment.

Performance Task 2 (Learning Objective 3) – Select amperage, gas pressure, and flow rate ap- propriate to the metal type and thickness.

Performance Task 3 (Learning Objective 3) – Square-cut metal with plasma arc cutting equip- ment.

Performance Task 4 (Learning Objective 3) – Bevel-cut metal with plasma arc cutting equipment.

Performance Task 5 (Learning Objective 3) – Pierce and cut slots in metal with plasma arc cutting equipment.

Performance Task 6 (Learning Objective 3) – Dismantle and store plasma arc cutting equipment.