1. LHC-YETS Coordination meeting #9 24 th November, 2015

2. Information generales Toutes les demandes de consignation  via Impact LHC- YETS: de Lundi 14 Decembre @ 6am, au Vendredi 4 Mars LHC sera sous le control BE-OP a partir du 4 Mars IMPACT: intervention period YETS-LHC-2015/16: Les IMPACTs doivent etre soumis avant le 1er Decembre Téléphone piquet: 161669 – du Lundi 14 Decembre jusqu’à mi-Mars Planning de detail: https://espace.cern.ch/en-dep-mef-lpc/YETS2015- 2016/Global%20Schedules/Forms/AllItems.aspxhttps://espace.cern.ch/en-dep-mef-lpc/YETS2015- 2016/Global%20Schedules/Forms/AllItems.aspx INDICO : https://indico.cern.ch/category/7197/: https://indico.cern.ch/category/7197/ LHC machine Schedule for LHC TS3 EDMS 15565302

3. 3 Informations generales LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333 W51 – du 14 au 18 Decembre Blindages ouverts exceptionnelment Machine en restreint automatique Jeudi 17 Dec @17h00: Machine en mode restreint Tous les blindages fermes IMPACTS interrompus (Excepté les interventions du vendredi et celles prevues pendant le Xstmas break) Pendant les 2wks de Noel : TI garde la machine Access en surface et souterrain en mode restreint (accès avec clé et depuis la CCC) À partir du 4 Janvier : Machine en mode générale (surface et souterrain) Patrouille à refaire pendant la W8 pour le test DSO Test DSO le 26 Février Machine rendue à OP le 4 Mars Consignations pendant la W51  circuits demandes via IMPACT Déconsignation W9 (du 29 Février au 4 Mars)

4. Actions 4 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333 PIQUET Quelles activités ont besoin d’un service de piquet pendant le Xmas Break? CONSIGNATION 60A  qui en a besoin? Points ouverts CV&CRG -Maintenance CV au P18 -Cryo start du secteur 12 -No CV backup @ P2

5. YETS schedule overview – as 17 th Nov. 5 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333 LHC back to OP on 4 th March Powering tests from 5 th to 16 th March Experiments closed on 16 th March Machine check out 17 th and 18 th March OBSOLETE

6. YETS schedule overview- main changes 6 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333 CRG CRG  Sectors 78 and 81 will be emptied of Liquid Helium Cryo back on the whole LHC machine on 4 th March – Sectors 34 and 45 some days before BE-BI & VSC BSRT replacement in LSS4 during W51 BWS change (ferrite) is not a baseline – could be done according to the evolution of the YETS MSC No intervention on ULO and No magnet exchange (sector 81) EN-EL Systematic inspection of Bus Bars to be realised – To be added in the schedule ELQA Investigations on the RCS is sector 78 can be realised in January, and the decision to realise ELQA before the restart will be taken in Chamonix If ELQA will be realised  during HWC Powering tests Extension allocated - from 5 th March to 16 th March. Some UPS tests included in this period. Experiments Readiness' of Atlas and CMS will be confirmed in Chamonix

7. 7 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333 LHC back to OP on 4 th March Powering tests from 5 th to 16 th March Experiments closed on 16 th March Machine check out from 17 th to 20 th March YETS schedule overview – as 24 th Nov.

8. LHC machine Schedule for YETS, EDMS 15521008 EDMS: 1544142 Test Secours (10min) All points on 17 th December (7am) Works on the Automatism & Circuit Breaker LHC5 + CMS 21 st – 24 th December No Access in the Surface & Underground Areas LHC1 + ATLAS25 th January (ATLAS ok) LHC2 + ALICE9 th February LHC35 th February LHC46 th January LHC5 + CMS 5 th January LHC614 th January LHC715 th January LHC8 + LHCb7 th January PM1812 th February Prevessin13 th February (Saturday) Meyrin + Adm.2 nd or 3 rd January Meyrin W. + ISR23 rd January BA8023 rd February BA8124 th February BA82 + 8525 th February PS + B9 th & 10 th January BA119 th January BA220 th January BA321 st January BA4 + CNGS13 th January BA510 th February BA611 th February BA74 th February AUG Test Auto Transfer Test Previous & final works from 28 th January until 1 st February (access possible) No access LHC1 + ATLAS + LHC18 + SPS6 + SPS7 on 30 th January (Saturday) Activités Électriques

9. Secteur 12 9 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333 -Major players: -Collimator 5 th axis -TDI replacement -Swap bake-out of TDI8 with TDI2? -AFP control cabling? -WCC in RR17

10. Secteur 23 10 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333 -Major players: -PX24 confirmation? -Cleaning UJ32 confirm w1 & w2? -PM32 consolidation 2 nd Phase from 15 th January? -LSS3 opened from 4 th January

11. Secteur 34 11 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333 -Major players: -LSS3 opened from 4 th January -LSS4 closed from 22 nd February

12. Secteur 45 12 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333 -Major players: -Collimator 5 th axis -LSS4 closed from 22 nd February

13. Secteur 56 13 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333 -Major players: -Collimator 5 th axis -TOTEM cabling?

14. Secteur 67 14 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333 -Major players: -Access LSS7 from 2 nd February

15. Secteur 78 15 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333 -Major players: -Collimator TCLA.D6R7.B1 replacement (TBC) -Access LSS7 from 2 nd February

16. Secteur 81 16 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333 -Major players: -Collimator 5 th axis -TDI -Swap bake-out of TDI8 with TDI2? -WCC in RR13

17. Touts les points 17 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333

18. LSS1L 18 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333

19. Point 1 19 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333

20. LSS1R 20 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333

21. PM18 & Arc12 21 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333

22. LSS2L 22 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333

23. Point 2 23 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333

24. LSS2R & Arc23 24 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333

25. LSS3L & Point 3 25 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333

26. PM32 & LSS3R & Arc34 26 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333

27. LSS4L 27 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333

28. Point 4 28 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333

29. LSS4R & Arc45 29 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333

30. LSS5L 30 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333

31. LSS5R & Arc56 31 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333

32. LSS6L 32 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333

33. Point 6 33 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333

34. LSS6R & Arc67 34 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333

35. LSS7L & Point 7 35 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333

36. LSS7R & Arc78 36 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333

37. LSS8L & Point 8 37 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333

38. LSS8R & Arc81 38 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333

39. 39 Coming events Next meeting Tuesday 1 st December, Room 30-7-010 From 8h30 to 10h00 LHC machine Schedule for YETS, EDMS 1560875, INDICO 463333