Accelerator Update

Friday September 24 Tevatron A0 Vacuum Upgrade - 60% D17 Separator Installation (discovered a vacuum leak) - 50% Conning Tower work at F2 & F3 - 50% E4 Vacuum Work - 80% IPM and Crystal Collimator installation - 20% D4 Spool Replacement - 80% Level Run - 100% complete (During a level run an alignment crew checks all the magnets positions relative to survey monuments.) Shimming 328 Dipoles - 52% complete (may add 84 more magnets to the list) Kaiser Coil Measurements - 90% complete (A Kaiser coil measurement checks to see if the cryo magnet's coil has twisted or shifted in any way.) Magnet Stand Replacement - Job canceled Unrolling Magnets - 20% Linac Low Energy LCW System Upgrade - 100% complete Low Energy LCW Instrumentation Upgrade - 100% complete Power Amplifier Filament Power Supply LCW Hose Replacement - 100% complete High Energy RF Maintenance - 100% complete Mod VME Fans - 100% complete Drift Tube Tank #5 Replacement - 15% complete Drift Tube Tank #1 Vacuum Repairs - 100% complete Controls Maintenance - 80% Booster Vacuum Work - 100% complete RF19 - 68% complete Long 13 Work - 78% complete (Long 13 is a sector of the Booster ring.) Vertical Collimator - 91% complete Antiproton Source Debuncher Injection Area Beampipe and Quadrupole (Quad) replacement - The D20 & D30 pump down and leak check in progress. Debuncher Motorized Quads Installation - ~50% complete Debuncher Injection Region - The LBQs are set. The new injection kicker stand installation is progressing. They're waiting for beam pipe. Accumulator Flying Wires - The wires have been installed and tested. They are waiting on vacuum pump down. ARF1-1 Installation - ~90% complete. The leak check was successful. The final assembly is in progress. AP30 SO Cord Remediation - ~100% complete AP10 SO Cord Remediation - 50% complete Other Work - Target Station, Alignment, Stochastic Cooling, Controls, Cryo, LCW, LLRF - all work on track Main Injector MI-30 Q307-309 - Not started Q303-305 - ~100% complete MI-30 & 62 Correction Magnet Replacement - overall ~ 40% complete MI-10 Cooling Tank Repairs - ~55% complete MI-62 Vacuum Modification - 100% complete Flying Wire Installation - ~100% complete Shielding Installation - 100% complete NuMI Horn Replacement - 52% Accelerator Update Archive More Information For Tevatron luminosity charts and the current status of Fermilab's accelerators and detectors (live!), please go to Fermilab Now Comments and Suggestions What do you think about the Accelerator Updates? Please send comments and suggestions to: accelupdates@fnal.gov.