| 1. | Tend and observe equipment and machinery in order to verify efficient and safe operation. |
| 2. | Examine and test machinery, equipment, components, and parts for defects, and to ensure proper functioning. |
| 3. | Adjust, connect, or disconnect wiring, piping, tubing, and other parts, using hand tools or power tools. |
| 4. | Install or replace machinery, equipment, and new or replacement parts and instruments, using hand tools or power tools. |
| 5. | Clean or lubricate vehicles, machinery, equipment, instruments, tools, work areas, and other objects, using hand tools, power tools, and cleaning equipment. |
| 6. | Apply protective materials to equipment, components, and parts in order to prevent defects and corrosion. |
| 7. | Transfer tools, parts, equipment, and supplies to and from work stations and other areas. |
| 8. | Disassemble broken or defective equipment in order to facilitate repair; reassemble equipment when repairs are complete. |
| 9. | Assemble and maintain physical structures, using hand tools or power tools. |
| 10. | Provide assistance to more skilled workers involved in the adjustment, maintenance, part replacement, and repair of tools, equipment, and machines. |
| 11. | Position vehicles, machinery, equipment, physical structures, and other objects for assembly or installation, using hand tools, power tools, and moving equipment. |
| 12. | Hold or supply tools, parts, equipment, and supplies for other workers. |
| 13. | Prepare work stations so mechanics and repairers can conduct work. |