Editing Instructions:ShopBot 3-Axis CNC Mill (section)

==Pre-Use Checklists==

===Safety===
*PPE (hearing, eye, respiratory protection) is correctly used and in good condition
*Loose hair, clothing, and accessories have been removed or secured
*Workpiece has been inspected for hidden debris (nails, stones, etc)

===File===
*Programmed feeds and speeds are appropriate for the tool, material, and cut type
*File is programmed to avoid colliding with fixtures and equipment
*Files have been exported to sbp (inch) format.
*Files have been copied from portable media to the working computer

===Stock Setup===
*Physical origin (home position) is set to the same point as programmed (X, Y, and Z)
*Stock is facing the correct direction per the program

===Tool===
*Collet and tool holder have been cleaned; tool is secure.
*Tool stickout is long enough to complete the cut (tool holder will not collide with the top of the workpiece).
*Tooling is sharp.
*Tooling is appropriate for the task (not using downcut or compression end mills for drilling holes, not using standard low-RPM twist drills for drilling, etc).

===Workholding===
*Workpiece is secured to the table.
*Hold has been tested by manually trying to move the workpiece if using vacuum system.
*Screws are long enough to secure the material (4-5 teeth protrude into secondary spoilboard).
*Workpiece is secured in accordance with NF policies (no screws, glue, or nails on vacuum spoilboard).

===Final checks===
*Table is clear of tools and unused materials
*Spindle RPM has been verified
*Dust collector is on, emptied if necessary, and hose is connected 

WARNING: UNEXPECTED HAZARDS. Stop cutting immediately if:

*Workpiece, cutter, or equipment is vibrating excessively 
*The sound of the spindle or cut changes unexpectedly
*Through cuts penetrate the workpiece in fewer cuts than expected
*Signs of fire appear (smell of smoke, visible charring, embers).