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