CM-1/NML Gun Coordination

US/Central
Motel (Fermilab)

Motel

Fermilab

Elvin Harms (Fermilab)
Description
Efforts to both bring CM-1 into operation and test gun windows and gun are on parallel paths and looming. Coordinate efforts, achieve success in both areas. These weekly meetings will bring subsytem principals together to ensure coordinated work.
Attendees: Howie, John R, Jim P, Charles, Oleg, Alex, Elvin, Dan J, Ted, Dennis, Arkadiy, Andy, Yuriy, Warren

Are We Ready to Start Coupler Conditioning on CM-1 Next Week? If not, what are the critical path items?

  • Status updates
    • High Voltage/RF (Howie & John)
      • Cable connected up. Interlock cables getting connected.
      • Vacuum – pump status and pressure needed.
      • PLC loose ends getting cleared up, esp. differential water interlock
      • It should be possible to start low level pulsing and perform spark gap test @ 40 kV
      • Major work to do is check all interlocks and set limits. Should be complete by the end of next week.
      • John plans to turn on filaments tomorrow to black heat.
    • Interlocks (Peter)
      • The whole system has now been tested except modulator ready/inhibit
      • Waiting for cavity vacuum signals and finish IR sensor hook-up.
      • Marv is the contact person for the next 2 weeks while Peter is in Japan.
    • Personnel safety (Worel)
      • Signed test form is received, ready to test the NML Logic Module when John Reid is ready.
      • Have verification from Peter P. that he did receive the safety signal.
      • Cable pulled & terminated at the high voltage supply but not connected to it.
      • Obtained a key & four cores for the system. The cores have been installed in the Wave Guide Switch module. The gate cores will be installed when ready for them.
      • John Reid did mention today that it would be good to visually verify the wave guide switch position before we test. John said he would give us a call when he would be ready for this verification.
    • Cables pulls and termination
      • Virtually all cables pulled, terminations in progress
      • Cryo cables next week – not here yet
    • Bureaucracy (M. Andrews, Elvin)
      • Overview document ready to be submitted
      • Commissioning plan written
      • Elvin will submit all necessary documentation as one packet – need to get LOTO and Configuration Control
      • Tentatively schedule walkthrough for Thursday/Friday next week
    • Cryo (Martinez, Klebaner)
      • Dual plant commissioning progress – some blackflow noted
      • Welding to start next week? Procedure reviewed, waiting on approval to begin
  • Schedule/Plans
    • Short term
      • CC2 running today & tomorrow, overnight (Ted off Friday)
      • CC2 running at 10Mv/m 5 Hz over weekend
    • CC2 plans for the next week
      • Monday open
      • Tuesday open
      • Weds open, prepare for cw operation, adjust Q
      • Thursday – cw operation
      • Friday – cw operation
Prior to Warm coupler conditioning – upstream beam valve needs to be opened. No active pumping on cavities right now.
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