July 4-6

– Three stores provided ~40 hours of luminosity
– MI-12 service building air conditioner tripped off, but MiniBooNE continued taking beam while the building cooled down
– Cryo system technicians tightened belts on Tevatron wet engines
– Main Injector, Recycler, Pelletron, Booster, and MTA all accessed for various maintenance work
– Operators investigated high LCW temperatures at C1 & 2 found three-way valve set in wrong position
– MI kicker’s thyratron failed
– Run Coordinator shut off Tevatron on 6/6/11 for DZero and CDF access, Pbar and Tevatron safety system testing, and for the 6-8 hour replacement of a MI kicker’s Thyratron

Read the Current Accelerator Update
Read the Early Bird Report
View the Tevatron Luminosity Charts