Jan 16th 2009Spinetti1 Power plant Intervention done by Lngs All short term interventions Repair and deeper maintenance of UPS (Dec 08) Removal of diff sensor in output of Opera UPS (Jan 09) Intervention still to be done Switch on local/cabin ground: to be removed Exchange BAM/Control room UPS’s (after BAM stop) Automatic alarm to Opera when under UPS News on the static UPS static 200 KW machine (50 K€): Coccia is starting buying it similar machine for Borexino: no problem in 10 years Improvement on switchboard in hall C To protect Opera from any failure/maintenance of the UPS we could install in the switchboard a switching system which without service interruption commutes from UPS to Enel cost of the system ~22 k€ (including tax and installation)

Jan 16th 2009Spinetti2 Borexino Refrig. system: Installed in Dec lt lowers the top temperature of 3-4 °C to be tested with switching on/off the magnets. Works on rs side Floor and ULS zone: Installation completed BMS safety fence completed Also safety barriers around magnets BMS impacts twice against these barriers on Tue 13/1 Dominique was not aware of the barriers installation

Jan 16th 2009Spinetti3 Shifts needs CNGS run : from 27/4 up to 15/11, 30 weeksLoc sh + Rem sh ED on site: 3 people (RC, Sh, Mag) ED remote: 4 people (Daq TT,HPT, RPC) TOTAL Shifts BMS, BH, Developments: all the year but with different effort, 48 weeks BMS single shift in Jan and in May-Ago double shift Feb-Apr (CS repl) and Sep-Dec (reinforce extr.) BH 2-3 people/day according to n of bricks …. Dev single shift in Jan-May CS Scanning : all the year,constant effort, 48 weeks 3 shifts/day + 1 expert Total shifts (in weeks) shifts / sign~ 6 weeks

Jan 16th 2009Spinetti4 Shifts sharing and organizer Sharing table rearranged for an optimal filling of the needs: contacts with Inst Rap. Bern+ETH, NA, LNF,SA, RM, IPCH,NGY contacted. Ham, IPNL guess from past

Jan 16th 2009Spinetti5 new system for booking shifts Very preliminary draft by Meschini. 1 page for each kind of shifts Institution codes in a menu Coordinators can update it for the final accounting

Jan 16th 2009Spinetti6 CS & Bricks Production of CSD envelopes: In Dec CSD production completed (Jp+Rus teams) : CS replacing, 4000 new bricks, ~2000 reinserted bricks CS replacement in hall C: area needed already completely free tables, tools, network and computers in preparation brick extraction for ‘08 data concentrated in some Mondays big effort: 2 teams of 2 people + supervisor double shifts for BMS 3 months (Feb-Apr) ~ 50 week shifts BAM Production of 3200 new bricks: Jan 12th BAM has switched on 3-4 days for alignment production starteat increasing rate for Jan 26 about 1800 bricks will be produced end of production for middle Feb BAM shifts not in the tables above.

Jan 16th 2009Spinetti7 Brick Handling Improvements in tooling: Automatic system for rotating bricks in Cosmic pit: prevents errors in positioning the bricks for exposure For the CS X-machine a simplier system for handling lead shielding: speed and safety