Updated October 2

To setup Hadron detector stack (left arm) for 99-007(GEP)

• install stop at end of flat wheel track - use 1/2" grade 8 bolts
• install section of angle track at the door - use 1/2" bolts (3/4" socket)
• install exit window cover
• raise VDCs
  • rotate bottom S1 counter so scintillator paddle is horizontal (gives room to raise VDC below it)
  • install aluminum covers on the top of the VDCs
  • disconnect ground strap to box beam
  • remove bolts at stops at rear of VDC assembly
  • pull VDCs forward till the lifting bolts can be inserted through the holes in the lifting beams into the plates welded onto the Detector Support Frame
  • turn nuts of lifting beams at front and rear of VDC to raise bearings above Thompson rails
• disconnect handshake cables at front/side of stack (just a few cables)
• remove large staircase from platform
• remove small staircase from platform
• remove storage cabinets from platform
• grease rails
• release chainfall at rear wheel of detector stack
• pull stack out
• work on stack
  • remove S2
  • remove gas cherenkov
  • install covers on SC1
  • install 14 foot ladder on rails to install polyethylene
  • install polyethylene between carbon doors
  • remove 14 foot ladder from rails
  • install upstream polyethylene
  • install A1 ( diffusion box aerogel )
  • install SC2
  • remove covers from SC2
  • install S2
  • remove covers from SC1
• pull stack back in
• connect and snug-up chainfall at rear wheel of detector stack
• place large staircase on platform
• place small staircase on platform
• place storage cabinets on platform
• lower VDCs
  • turn nuts of lifting beams at front and rear of VDC to lower assembly onto the Thompson rails
  • pull VDCs back in against their stops
  • install bolts at stops at rear of VDC assembly
  • connect ground strap to box beam
• connect handshake cables at front/side of stack (just a few cables)
• remove aluminum covers from the top of the VDCs
• rotate bottom S1 counter into correct orientation
• remove exit window cover
• remove section of angle track at the door - save the 1/2" bolts
• remove stop at end of flat wheel track - save the 1/2" grade 8 bolts