How to replace a broken vacuum table
1. mark the position of the table with a fine pen
2. remove the cable tie from the tube
3. remove the 4 screws from the table
4. remove the tube from the table (like a screw)
5. remove the table and replace the new
6. replace the tube to table (like a screw)
7. place the table at the marks
8. fasten the 4 screws
9. replace a new cable tie to fix the tube
10. now you are ready to mill