Perform general machine maintenance.

Performance should include

inspecting and assessing the general condition of an assigned machine tool
making routine adjustments as authorized, or reporting problems to supervision
carrying out daily, weekly, and/or monthly routine maintenance tasks cited on checklists for a given machine tool (e.g., chip control and removal, filters, coolant management)
filling out the documentation forms for tracking maintenance
making a brief oral report explaining the condition of the machine tools and the actions taken
keeping a maintenance and repair record on each machine tool.

What are the benefits of preventive maintenance?
Why is documentation of maintenance important?
Why is proper care, usage, and storage important for prolonging the life of a machine tool?