MSD Machine Operations Report Summary Friday, December 16, 2022 Proton Source 1. Mechanical/Vacuum a. Work planning for Booster cavity swap next week 2. Fluids a. Nothing to report Main Injector/Recycler 1. Mechanical/Vacuum a. Investigated the 8 GeV ion pump power supply for I:IP816, and it checked out good i. The issue is probably in the tunnel (cable or HV connector) and will need to investigate during a future access 2. Fluids a. Nothing to report External Beamlines 1. Mechanical/Vacuum a. Meson i. FSEP ion pumps started Wednesday and pumping down fine ii. Equipment removed from F1 Manhole yesterday iii. F2 Manhole scroll pump removed and gate valve opened yesterday b. Muon i. Checked turbo/roughing valve to make sure it was properly seated in D10/D20 on Wednesday ii. Need to leak check 2. Fluids a. AP50 chiller fuses getting ordered and should have next week b. NS2 DI loop pressure testing this morning at 10:00 with new relief valve c. M01 RAW system started yesterday and running now d. F2 - portable air compressor getting installed e. MINOS Absorber intermediate system low Fluids – General 1. Nothing to report