1. 1 Re-gas compressors to 2.20 Mpa - Me New oil mist adsorbers in compressors at 20k hrs - Me Service cold heads - Sumitomo Replace broken insulating vac valve – Alan & Me Service ITC503’s and MKS937’s? - Me Service CCG’s - Me Service turbos – Dave Hands ex DL Repairs and maintenance of cryostats and compressors before hall installation

2. Cryo, Electronics and other installation issues Computers, interfaces & VME crate topology – Caen VME x2 Which computers in what racks Another Vesda and commissioning – Fire suppression Ltd New Dry pumps instead of oil based backing pumps – Alan/Me 4 x new Turbo controllers - Me Magnetic shielding for turbos and ??? – Mike C. Helium bottle & pipework for cassettes Chilled water for compressors – sorted? Rack smoke detectors like old system? 2

3. 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 Timing/triggering cables – Speak to Paul, uses few VME modules VLSB cables limited to 9.8 metres in length (AFE’s to VME crate) Get latest rack positions from Ian – needs minor update 3

4. 4 Rack layout for ground floor by Q7,8,9,

5. 5 Rack layout for North Mezz extension platform

6. 6 Hall – Ground floor

7. 7 Hall – Mezz level