1. Tagger and Vacuum Chamber Assembly Procedure

2. Preassembly of second bottom yokes and poleshoes. a) Install special support. b) Place the second bottom yokes on special support. c) Place the bottom poleshoes on the second bottom yokes and connect with bolts. Magnetic field measurement without vacuum. Full vacuum test.

3. Preassembly of first bottom yoke and second bottom yoke with poleshoe. a) Remove the second bottom yoke with poleshoe from special support and install first bottom yoke. b) Place the second bottom yoke with bottom poleshoe on the first bottom yoke and connect them with bolts.

4. Install the strongback support frame.

5. Place the bottom yokes and poleshoes on the support frame and adjust them to correct height and orientation.

6. Attach coil brackets and vacuum brackets to the bottom poleshoes.

7. Put the lower coil in the coil brackets

8. Close the lower coil brackets.

9. Attach bottom vacuum chamber supports.

10. Attach position vacuum chamber with O-ring around the bottom poleshoes and tighten O-ring with compression bolts.

11. Install 30 mm spacers on the bottom shoes.

12. Position top poleshoes, vacuum brackets and tighten O-ring compression bolts.

13. Install the upper coil brackets.

14. Place the upper coil.

15. Close the upper coil brackets.

16. Place the first back yoke and connect it to the bottom yoke with bolts and side clamps.

17. Install the vacuum pipe for photon beam.

18. Place the second back yoke and connect it to the first side yoke with bolts and side clamps.

19. Position first top yoke and connect it to the second back yoke and top poleshoes with bolts and side clamps.

20. Place the second top yoke and connect it to the first top yoke with bolts.

21. Install the top vacuum chamber supports