1. Installation of the new end mirror 1Frans Mul - fmul@nikhef.nl8 July 2008

2. The goal, a new mirror Mirror  140 mm replaces mirror  80 mm in the I.M.C. 2Frans Mul - fmul@nikhef.nl8 July 2008

3. Index  New design  New marionette  New mirror  New recoil mass  New gear box  New installation tool  Balancing  Electrical test  Installation in the I.M.C. end tower  Numbers  Future improvements 3Frans Mul - fmul@nikhef.nl8 July 2008

4. New design New design Design by: Roma 1 and Nikhef 8 July 2008Frans Mul - fmul@nikhef.nl4 A new design of the marionette and gear box due to a larger mirror (  140 mm) and Reaction Mass. - The pitch between the wires from the mirror measures140 mm. - The pitch between the wires from the RM measures190 mm. - The mirror and RM range for- and backward is 55 mm. 55 mm 190 mm 140 mm

5. New marionette New marionette Frequency results by: Paola, Eric Pre design 5Frans Mul - fmul@nikhef.nl8 July 2008

6. center of gravity New marionette New marionette Center of gravity Compensation ring for a heavy gear box Gear box with the contra tungsten mass 6Frans Mul - fmul@nikhef.nl8 July 2008

7. New marionette New marionette Machining by: Willem 7Frans Mul - fmul@nikhef.nl8 July 2008 Start with 200 kg After machining 75 kg ACP 5080 AlMg4,5Mn0,7, Werkstoffzustand 3.3547

8. New marionette New marionette Wiring by: Vincenzo, Fabio, Francesco, Rodolphe 8Frans Mul - fmul@nikhef.nl8 July 2008

9. New mirror New mirror Installation by: Michele, Paola 8 July 2008Frans Mul - fmul@nikhef.nl9 From the container to the installation tool and vacuum clamp. The front and back side of the mirror is covered with a protection foil. Technical details Beautiful, no scratching !

10. New recoil mass New recoil mass Vertical balancing: by Paola Old recoil mass New recoil mass center of gravity 10Frans Mul - fmul@nikhef.nl8 July 2008

11. New gear box What is new ? The pitch between the wires The bearings, ceramic and linear The self-brake wire stretchers The end stops The tungsten contra mass The 55 mm for- and backward range old 11Frans Mul - fmul@nikhef.nl8 July 2008 Self-brake wire stretcher

12. New gear box New gear box Wiring by: Francesco, Fabio, Rodolphe 8 July 2008Frans Mul - fmul@nikhef.nl12

13. New installation tool Gear box R.M. X-Y-Z Translation units Mirror X-Y-Z Roll, yaw, pitch Translation units Frame Mirror vacuum clamp unit 13Frans Mul - fmul@nikhef.nl8 July 2008

14. 14Frans Mul - fmul@nikhef.nl8 July 2008 mass = mass New installation tool Installation tool by: Nikhef Tungsten contra mass Mirror and reaction mass

15. New installation tool New installation tool Wiring by: Paola Mirror vacuum clamp 15Frans Mul - fmul@nikhef.nl8 July 2008 Steel wires  0.2 mm 8 mm

16. 8 July 2008Frans Mul - fmul@nikhef.nl16 New installation tool New installation tool Wiring by: Paola, Michele Peeling the protection foil With out the compensation ring detail

17. Balancing Balancing Horizontal at NIKHEF 10 April 2008 by: Paola, Thomas, Maurizio For the vertical balancing we use a water level 0.05 mm / m Balancing incl. gear box, 2 trim mass, top mass end 2 solid aluminum mass. During this procedure the safety belts where taken off! 17Frans Mul - fmul@nikhef.nl8 July 2008

18. Balancing Balancing Vertical at NIKHEF 10 April 2008 by: Paola, Thomas, Maurizio For the vertical balancing we use a theodolite. Balancing incl. gear box, 2 trim mass, top mass end 2 solid aluminum mass. 18Frans Mul - fmul@nikhef.nl8 July 2008

19. Electrical test Electrical test Trim mass test in the marionette by: Vincenzo, Fabio Tungsten Trim mass Open contact Each switch has been tested for 30 times in open and closed position 30x End switch with kapton isolation 19Frans Mul - fmul@nikhef.nl8 July 2008 Small modifications by Paul

20. 30x Electrical test Electrical test Gear box test by: Vincenzo, Fabio 20Frans Mul - fmul@nikhef.nl8 July 2008 Each switch has been tested for 30 times in open and closed position.

21. Installation in the I.M.C. end tower Highway to building ………. 8 July 2008Frans Mul - fmul@nikhef.nl21 The road Road test Marionette on the road

22. Installation in the I.M.C. end tower Marionette by: Franco, Jo 8 July 2008Frans Mul - fmul@nikhef.nl22 Modification marionette lifting tool The marionette on his way The marionette on his wire

23. Installation in the I.M.C. end tower Marionette by: Franco, Piero 8 July 2008Frans Mul - fmul@nikhef.nl23

24. Installation in the I.M.C. end tower Marionette by: Franco, Piero 8 July 2008Frans Mul - fmul@nikhef.nl24

25. Installation in the I.M.C. end tower Installation in the I.M.C. end tower Mirror and RM by: Piero, Franco, Michele 8 July 2008Frans Mul - fmul@nikhef.nl25 After the mirror installation the safety structure is mounted.

26. Installation in the I.M.C. end tower Installation in the I.M.C. end tower Mirror and RM by: Piero, Franco 8 July 2008Frans Mul - fmul@nikhef.nl26 Each switch has been tested in open and closed position. The mirror and RM is moved 55 mm for- and backwards.

27. Installation in the I.M.C. end tower Installation in the I.M.C. end tower Mirror and RM by: Piero, Franco 8 July 2008Frans Mul - fmul@nikhef.nl27 It looks like the design !

28. Installation in the I.M.C. end tower Installation in the I.M.C. end tower mirror end reaction mass 8 July 2008Frans Mul - fmul@nikhef.nl28 Tuesday 01 July 2008 The MC tower bottom part has been finally closed and at about 12:15 AM (local time) the pumping system started the tower evacuation. The protection film of the MC mirror has been successfully removed. https://pub3.ego-gw.it/logbook/index.php?area=logbook&target=0&counter=1

29. Numbers  Marionette mass inclusive:  Top mass,  2 trim mass  2 moveable trim mass  Mounting parts  Sub. Total mass: 99.93kg   Exclusive wires, mounting strips en bolds for the wires.   Gearbox mass: 4.75kg  Contra mass: 13.67kg  Exclusive wires.  Sub. Total mass: 18.42kg   Mirror mass: 1.61kg  Inclusive magnets.   Reaction mass inclusive:  Coils  Coil holders  Front ring  Mounting parts (bolds)  Sub. Total mass: 14.16kg   Total mass < 134.12 kg 29Frans Mul - fmul@nikhef.nl8 July 2008 Mirror  140 mm thickness 45 mm. The mirror and RM range for- and backward is 55 mm. Wires for the mirror and RM are  0.2 mm steel. Marionette material: ACP 5080 AlMg4,5Mn0,7, Werkstoffzustand 3.3547

30. Future improvements 8 July 2008Frans Mul - fmul@nikhef.nl30  Modify transport lorry.  Modify entrances off the buildings.  Shock sensors during transport.  Fixation tool for stabilize recoil mass and mirror in the tower on the safety structure.  All the drawings will be prepared in Amsterdam and send to Cascina.

31. Installation of the new end mirror 31Frans Mul - fmul@nikhef.nl8 July 2008 E N D