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installation_fp_sci [2015/05/04 12:44] pereira [Installation of FP scintillator] |
installation_fp_sci [2015/05/04 12:55] pereira [Installation of FP scintillator] |
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==== Installation of FP scintillator ==== | ==== Installation of FP scintillator ==== | ||
- The figure below shows the FP chamber open, with the " | - The figure below shows the FP chamber open, with the " | ||
- | - Unplug the bases of the up and down phototubes. The tie holding the cable of the up phototube to the chamber needs to be cut | + | - Unplug the bases of the up and down phototubes. The platic |
- | {{: | + | - Using an allen wrench, unscrew the two bolts attaching the scintillator frame to the base of the chamber {{: |
+ | - Climb to the chamber and pull the scintillator frame up. Once unplugged, handle it to a second person {{: | ||
+ | - With the help of a second person, hold the new scintillator by its frame and place it in the right spot. A second person should be ready to screw the frame to the base of the chamber | ||
+ | - Connect the bases of the up and down phototubes. The later is quite difficult because one cannot see the pins | ||
+ | - Using a plastic tie, attach the cable of the up phototube to the scintillator frame | ||
+ | - | ||