Demonstration should include
- assembling components, including setting correct air compressor pressure and shielding, as it pertains to metal thickness
- selecting amperage or machine setting
- setting grounding on power source
- installing torch head parts
- applying principles of plasma arc cutting operation.
Process/Skill Questions:
- What resources are available to determine amperage and air pressure?
- What steps should be followed when setting up the equipment for a plasma arc cutting task?
- Why is placement of the ground wire critical in plasma arc cutting?
- What determines the power output settings for a plasma arc cutter?
- How is travel speed determined when using a plasma arc cutter?
- What factors affect travel speed when using a plasma arc cutter?