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| − | Cryo Target Pre Beam Checklist
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| − | Last revised 7/16/06 Date __________time ___________
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| − | This checklist will be performed after every restricted access to Hall A that maintenance is performed
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| − | Person responsible for checklist __________________________________
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| − | People checking list _______________________________________________________
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| − | Left Arm
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| − | Spectrometers
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| − | ___ Correct angle ___________ (not to be used for calculations)
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| − | ___ Correct pointing _________(not to be used for calculations)
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| − | ___ Collimator operation at 3 positions
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| − | ___ check camera angle for movement in both directions
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| − | ___ Bogie controls checked for operation (do not move)
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| − | ___ Bogie power is ON ___ Off ___
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| − | ___ Check spectrometer for obstructions to movement
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| − | ___ Check intergen bottles for correct pressure
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| − | ___ Ensure that Intergen alarm switch is in the normal position
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| − | ___ Insure that 14-degree stop pin is installed (if used)
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| − | ___ Insure that outer limit stop is installed (if used)
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| − | ___ minimum/Maximum angles for spectrometer from _____Deg. To ____ Deg.
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| − | ___ magnetic shielding installed (if necessary)
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| − | ___ pointing surveys complete
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| − | Vacuum
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| − | ___ Insure that turbo backing pump is on and has sufficient oil
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| − | ___ Turbo on at turbo controller in rack # 1H71B01
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| − | ___ Pump valves open at valve controller in rack # 1H71B01 channel #2
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| − | ___ Convectron gages read “0” millitorr
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| − | ___ Cold cathode gauge in rack # 1H71B01 cold cathode < 5x10-5
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| − | ___ Actual cold cathode reading ________
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| − | ___ Entrance & exit vacuum windows functional
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| − | ___ ensure that the Q3 insulating vacuum pump is on and functional
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| − | ___ ensure that the automatic valve is open and that the Convectron gage reads 0
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| − | Left Arm
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| − | Magnet controls
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| − | Q1
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| − | ___ Q1 full of liquid (60%) actual______
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| − | ___ Open lead flows on Q1 to 80 slm as read from rack #Q171Q
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| − | ___ Actual lead flows A______ B______
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| − | ___ Cctv camera on and focused
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| − | D1
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| − | ___ Dipole full of liquid (60%) actual______
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| − | ___ Open lead flows on Dipole to 80 slm as read from rack #D171Q
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| − | ___ Actual lead flows A______ B______
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| − | Q2
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| − | ___ Q2 full of liquid (80%) actual______
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| − | ___ Open lead flows on Q2 to 60 slm as read from the Q2 instrument rack meter.
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| − | ___ Actual lead flows A______ B______
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| − | ___ Insure that lead heaters are on and operating
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| − | Q3
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| − | ___ Q3 full of liquid (80%) actual______
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| − | ___ Open lead flows on Q3 to 60 slm as read from the Q3 instrument rack meter.
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| − | ___ Actual lead flows A______ B______
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| − | ___ Insure that lead heaters are on and operating
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| − | Left Arm
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| − | Power supplies
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| − | POWER SUPPLY TURN ON PROCEDURES
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| − | ___ Verify UPSs as operational on all power supply controls (with no current on magnets only)
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| − | ___ Red rotating beacons on
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| − | Q1:
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| − | ___ Visual inspection of main current leads, dump resistor, and lead flags (for condition, visual shorts, etc.)
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| − | ___ Unlock power disconnect switch and turn on AC power
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| − | ___ Visually check power supply for faults
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| − | ___ When all faults have been cleared, insure that power supply is in remote control
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| − | Q2:
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| − | ___ Visual inspection of main current leads, dump resistor, and lead flags (for condition, visual shorts, etc.)
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| − | ___ Unlock power disconnect switch and turn on AC power
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| − | ___ Turn on both sets of three pole breakers located on power supply
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| − | ___ Visually check power supply for faults
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| − | ___ When all faults have been cleared, lift lever on lower right side of supply
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| − | ___ Insure that power supply is in remote control
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| − | Q3:
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| − | ___ Visual inspection of main current leads, dump resistor, and lead flags (for condition, visual shorts, etc.)
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| − | ___ Unlock power disconnect switch and turn on AC power
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| − | ___ Turn on both sets of three pole breakers located on power supply
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| − | ___ Visually check power supply for faults
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| − | ___ When all faults have been cleared, lift lever on lower right side of supply
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| − | ___ Insure that power supply is in remote control
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| − | Dipole:
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| − | ___ Visual inspection of main current leads, dump resistor, and lead flags (for condition, visual shorts, etc.)
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| − | ___ Unlock power disconnect switch and turn on AC power
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| − | ___ Turn on power lever on right upper side of supply
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| − | ___ Visually check power supply for faults on supply and at rack #
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| − | ___ When all faults have been cleared, insure that power supply is in remote control
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| − | ___ Cctv camera on and focused
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| − | ___ Check power supply for proper polarity positive____ negative____
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| − | ___ NMR gradient compensation for on and proper polarity
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| − | positive____ negative____
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| − | Right Arm
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| − | Spectrometers
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| − | ___ Correct angle ___________ (not to be used for calculations)
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| − | ___ Correct pointing _________(not to be used for calculations)
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| − | ___ Collimator operation at 3 positions
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| − | ___ check camera angle for movement in both directions
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| − | ___ Bogie controls checked for operation (do not move)
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| − | ___ Bogie power is ON ___ Off ___
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| − | ___ Check spectrometer for obstructions to movement
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| − | ___ Check intergen bottles for correct pressure
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| − | ___ Ensure that Intergen alarm switch is in the normal position
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| − | ___ Insure that 14-degree stop pin is installed
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| − | ___ Insure that outer limit stop is installed (if used)
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| − | ___ Maximum/minimum angles for spectrometer _______to_______
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| − | ___ magnetic shielding installed (if necessary)
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| − | Vacuum
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| − | ___ Insure that turbo backing pump is on and has sufficient oil
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| − | ___ Turbo on at turbo controller in rack # 1H71B01
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| − | ___ Pump valves open at valve controller in rack # 1H71B01 channel #2
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| − | ___ Convectron gages read “0” millitorr
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| − | ___ Cold cathode gauge in rack # 1H71B01 cold cathode < 5x10-5
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| − | ___ Actual cold cathode reading ________
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| − | ___ ensure that the Q3 insulating vacuum pump is on and functional
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| − | ___ ensure that the automatic valve is open and that the Convectron gage reads 0
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| − | ___ ensure that the dipole insulating turbo and backing pump are on and functional
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| − | ___ ensure that the automatic valve is open
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| − | Right Arm
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| − | Magnet controls
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| − | Q1
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| − | ___ Q1 full of liquid (60%) actual______
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| − | ___ Open lead flows on Q1 to 80 slm as read from rack #Q171Q
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| − | ___ Actual lead flows A______ B______
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| − | ___ Cctv camera on and focused
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| − | D1
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| − | ___ Dipole full of liquid (60%) actual______
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| − | ___ Open lead flows on Dipole to 80 slm as read from rack #D171Q
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| − | ___ Actual lead flows A______ B______
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| − | Q2
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| − | ___ Q2 full of liquid (80%) actual______
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| − | ___ Open lead flows on Q2 to 60 slm as read from the Q2 instrument rack meter.
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| − | ___ Actual lead flows A______ B______
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| − | ___ Insure that lead heaters are on and operating
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| − | Q3
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| − | ___ Q3 full of liquid (80%) actual______
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| − | ___ Open lead flows on Q3 to 60 slm as read from the Q3 instrument rack meter.
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| − | ___ Actual lead flows A______ B______
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| − | ___ Insure that lead heaters are on and operating
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| − | Right Arm
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| − | Power supplies
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| − | POWER SUPPLY TURN ON PROCEDURES
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| − |
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| − | ___ Verify UPSs as operational on all power supply controls (with no current on magnets only)
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| − | ___ Red rotating beacons on
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| − | Q1:
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| − | ___ Visual inspection of main current leads, dump resistor, and lead flags (for condition, visual shorts, etc.)
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| − | ___ Unlock power disconnect switch and turn on AC power
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| − | ___ Visually check power supply for faults.
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| − | ___ When all faults have been cleared, insure that power supply is in remote control.
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| − | Q2:
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| − | ___ Visual inspection of main current leads, dump resistor, and lead flags (for condition, visual shorts, etc.)
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| − | ___ Unlock power disconnect switch and turn on AC power
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| − | ___ Turn on both sets of three pole breakers located on power supply
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| − | ___ Visually check power supply for faults
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| − | ___ When all faults have been cleared, lift lever on lower right side of supply.
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| − | ___ Insure that power supply is in remote control
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| − | Q3:
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| − | ___ Visual inspection of main current leads, dump resistor, and lead flags (for condition, visual shorts, etc.)
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| − | ___ Unlock power disconnect switch and turn on AC power
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| − | ___ Turn on both sets of three pole breakers located on power supply
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| − | ___ Visually check power supply for faults.
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| − | ___ When all faults have been cleared, lift lever on lower right side of supply.
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| − | ___ Insure that power supply is in remote control
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| − | Dipole:
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| − | ___ Visual inspection of main current leads, dump resistor, and lead flags (for condition, visual shorts, etc.)
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| − | ___ Unlock power disconnect switch and turn on AC power
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| − | ___ Turn on power lever on right upper side of supply.
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| − | ___ Visually, check power supply for faults on supply and at rack #OD172Q.
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| − | ___ When all faults have been cleared, insure that power supply is in remote control.
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| − | ___ Cctv camera on and focused
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| − | ___ Check power supply for proper polarity positive____ negative____
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| − | ___ NMR gradient compensation for on and proper polarity
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| − | positive____ negative____
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| − | Target
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| − | ___ Windows functional
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| − | ___ Cctv cameras “on” and focused
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| − | ___ Target light “on”
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| − | ___ Backing pump “on” at pump
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| − | ___ ensure roughing is closed
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| − | ___ Turbo “on” at rack # 1H75B09
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| − | ___ Turbo valve “open” at rack # 1H75B09 channel # 1
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| − | ___ ensure target convectron set point is 5 torr
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| − | ___ Gages operational
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| − | ___ Convectron “0” millitorr at rack # 1H75B09
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| − | ___ Cold cathode < 5x10-4 at rack # 1H75B08
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| − | ___ Actual cold cathode reading __________
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| − | Exit beam tube
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| − | ___ Diffuser cooler on
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| − | ___ Diffuser water level ok
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| − | ___ close flow valve and observe flow meter (drops to 0)
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| − | ___ open flow valve and observe flow meter (rises to 1 gpm)
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| − | ___ Backing pump is “on” and operational
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| − | ___ Valve “open” at pump
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| − | ___ Turbo “on” at rack # 1H75B09
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| − | ___ Gages operational
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| − | ___ Convectron “<5” millitorr at rack # 1H75B09
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| − | ___ Actual convectron gage reading ________
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| − | ___ magnetic shielding installed (if necessary)
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| − | Entrance beam tube
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| − | ___ Insure that beam line girder turbo is on and running
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| − | ___ Insure that there is cooling water flow to the Moeller Dipole
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| − | ___ Insure that E P turbo is on and running
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| − | ___ Instrument air compressor functioning normally
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| − | ___ Beam line vacuum valves “open” (visually checked)
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| − | ___ Call MCC, get the name of the person you talked to and say “I am doing the Hall A pre beam checklist, Please Insure that the Hall A beam line valves are set to close” after they say that they are, say “I am turning the control key from maintenance to operational are you ready” after they say yes, turn key and tell them “you have control could you please open the valves so that we can verify operability make an e-log entry”
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| − | Controls check from the computer console
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| − | ___ Pull up the Hall A tools page
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| − | ___ Ensure that all of the lead flows are in the green
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| − | ___ Ensure that all liquid levels are in the green
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| − | ___ Ensure that all polarities are correct
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| − | ___ Using the current button open the control page to left Q1
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| − | ___ Clear all faults and turn on magnet with correct polarity
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| − | ___ Ramp magnet to 100 A
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| − | ___ Using the current button open the control page to left Q2
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| − | ___ Clear all faults and turn on magnet with correct polarity
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| − | ___ Ramp magnet to 100 A
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| − | ___ Using the current button open the control page to left Q3
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| − | ___ Clear all faults and turn on magnet with correct polarity
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| − | ___ Ramp magnet to 100 A
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| − | ___ Using the current button open the control page to left D1
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| − | ___ Clear all faults and turn on magnet with correct polarity
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| − | ___ Ramp magnet to 100 A
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| − | ___ Using the current button open the control page to right Q1
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| − | ___ Clear all faults and turn on magnet with correct polarity
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| − | ___ Ramp magnet to 100 A
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| − | ___ Using the current button open the control page to right Q2
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| − | ___ Clear all faults and turn on magnet with correct polarity
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| − | ___ Ramp magnet to 100 A
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| − | ___ Using the current button open the control page to right Q3
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| − | ___ Clear all faults and turn on magnet with correct polarity
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| − | ___ Ramp magnet to 100 A
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| − | ___ Using the current button open the control page to right D1
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| − | ___ Clear all faults and turn on magnet with correct polarity
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| − | ___ Ramp magnet to 100 A
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| − | ___ input .5 GeV/c for both spectrometers
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| − | ___ ensure that all magnets lock in for the input momentum
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| − | ___ list magnets that do not ________________________
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| − | Hall
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| − | ___ All interlocks in rack # 1H75B08 indicate green
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| − | ___ Check 3 Moeller power supplies for on and in remote
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| − | ___ Ensure installation of Ion chambers at EP, target, and 2 at beam dump
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| − | ___ Correct LCW flow and pressure (100 psi supply and 60 psi return)
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| − | ___ Cctv cameras on and focused
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| − | ___ Cctv monitors at X terminal off
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| − | ___ Clear of unnecessary equipment
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| − | ___ Man lift and Forklift in truck ramp.
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| − | ___ ensure that all lifting slings and safety harnesses are correctly stored and that the storage cage is at least 90 deg from the beam dump and at least 60 ft from the target
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| − | ___ Perform pre sweep of run safe boxes.
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| − | ___ Unnecessary personnel exit Hall.
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| − | ___ Move Left spectrometer stairs clear of lower balcony.
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| − | ___ Ensure polar crane is positioned over the entrance beam pipe,
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| − | and that power is off at the power disconnect switch
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| − | ___ Ensure that spectrometer entrance window guards are removed
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| − | ___ Ensure that spectrometer exit window guards are removed
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| − | ___ Ensure that detector VDC covers are removed
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| − | ___ Ensure that target window guards are removed
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| − | ___ Ensure operability of shield house doors
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| − | ___ Deliver checklist to shift leader or run coordinator
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| − | ___ Make entry into HALOG “ Checklist Complete and Target Window Guards are Removed”.
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| − | Name of person checklist was delivered to ______________________
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