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RAT Meeting in Point 8 - Jan 12th

RAT_20070112.pdf:
https://twiki.cern.ch/twiki/pub/HCC/BlogEntryPoint8x2007x01x12x18x43/RAT_20070112.pdf

MircoCoccoli - 12 Jan 2007 - 18:45

Open Issues (Sect 78):

AC non-conformity

• 13.11.06 Non-conformity of the crates of cryo instrumentation (inrush current) (A.Suraci: ready next year)
• 13.11.06 Non-conformity of the AC cabling of the crates under the magnets. This concerns ACR, MEL & VAC.

DC cabling

• 10.01.07 Connection of the NC Magnets in LSS8R (J-C.Guillaume)
• 22.11.06 Pre-connection of 120A cables in LSSR7 (TS/EL) – PC Non conformities (H.Thiesen)

Instrumentation Cabling

• 12.01.07 Cryo-instrumentation cables: 2 LSS8L connectors (A.Suraci-J-C.Guillaume)
• 10.01.07 Continuity error with cable 1813004A and a wrong housing of 1702440 which should be replaced (D.Bozzini)

Cryogenics

• 22.11.06 Instrumentation and remote control not fully stable (P.Gayet - F.Millet)

DFB Commissioning

• 29.11.06 DFBX Pumping of Current Leads insulation vacuum (S.Feher)

Safety General remark: written communication in advance to announce operations!!!

• 23.11.06 Water leak on the tunnel concrete wall to be fixed (C33L8).

Preparation of powering test

• 30.11.06 El_QA performed on C16L8. ICC test showed reversed sequence of V-taps on circuit RCBV16.L8B1 (D.Bozzini)

AOB

• 08.01.07 Re-installation of 3 BLMs interfering with pumping groups (B.Dehning)
• 13.11.06 BPM connection in Q2 (R.Jones) – waiting for Inner Triplet to be repaired