Spare Parts
● Looking into the opened detector flange from the bottom side you can locate a
'alignment hole' which corresponds to the part at the detector assembly (figure
39).
● Align the pin with the hole in the ground plate. Be sure that the detector is
nearly parallel to the ground plate and push the detector carefully into its seat.
Figure 39: Alignment Pin
● Pump down.
● Detector must be baked out at a vacuum pressure lower than 1⋅10
-6
mbar. It is
bakeable up to 200° C
● Check the detector according to section 8.3. (see Figure 15: Detector Sweep,
Count rate vs. Voltage page 29); checking the single channels in the acquisition
software may be enough.
84 PHOIBOS
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