1. 1 Re-gas compressors to 2.20 Mpa - Me New oil mist adsorbers in compressors at 20k hrs – Me Comp1 11K hrs, Comp2 11K, Comp3 20K, Comp4 18K Service cold heads – Sumitomo (what’s normal period at 24/7?) Replace broken insulating vac valve on cryo1 – Alan & Me Service ITC503’s (temp gauge) and MKS937’s? (vac gauges) - Me Service CCG’s - Me Receive new Leybold turbos, controllers & backing sets April Service old turbos & controllers - keep as spares – D.Hands ex DL? Chilled water for compressors – J.Govans to do after a/c, 1 day Repairs and maintenance of cryostats and compressors before hall installation

2. 2 Lower ramp section done. Not Tracker scetion though

3. 3

4. Electronics and other installation issues Computers, interfaces & VME crate topology – Caen VME x3 Which is slow controls PC, which 1 or 2 DAQ PC’s - what racks? Another Vesda and commissioning – Fire suppression Ltd Magnetic shielding for turbos, controllers?, fans, psu, move away backing pumps, cold heads? – Mike C. MICE global backing vac system? - Vishal Can we review/change orientation of cryo kit? Helium bottle & pipework for cassettes Rack smoke detectors like old system? 4

5. Cable and fibre installation plans Ruggedised fibres from 3 PC’s in MLCR to 3x VME Crates in hall Slow controls crate in Tr1 rack holds both 1553, 10M cable to Tr2 VLSB readout crates in both Tr1&Tr2 racks Tracker1 rack already has 3 fibres laid in place Tracker2 needs doing VLSB cables limited to 9.8 metres in length (AFE’s to VME crate) Get latest rack positions from Ian – needs minor update Timing/triggering cables – Speak to Paul, uses few VME modules 5

6. 6

7. 7

8. 8 Rack layout for ground floor by Q7,8,9,

9. 9 Rack layout for North Mezz extension platform

10. 10 Hall – Ground floor

11. 11 Hall – Mezz level

12. 12 4. Installation of cryo and services – single station or full tracker? Chilled Water – 1 days work Helium – line or bottle New/Old pump sets Interlocks/Control sys/Autodialler? – DL/MR