Selection should include
- determining the type of spray-gun setup (e.g., fluid needle, nozzle, cap) and material
- performing a spray pattern test on a piece of paper to check the operation of the spray gun before attempting to paint the vehicle
- adhering to product manufacturers specifications.
Process/Skill Questions:
- Why is it necessary to test a spray gun?
- What testing procedures should be used?
- Why are there different sizes of air caps?