AS9N010B.STB AS-93plus Service Manual.fm - LIQUID-scan GmbH ...

1. Switch of the AS-93 by unplugging the power supply.
2. Remove the sampling probe, the sample tubes and the sample racks
from the sample tray table.
3. With a knife carefully lift and remove the 4 caps that cover the
mounting screws of the sample tray table.
4. Remove the sample tray table and place it in front of the chassis.
5. Loosen the 4 screws of the tower's bottom plate.
6. Carefully turn the tower as much as the correction requires. Don't
touch the arm during this procedure.
7. To check the correction, mount the sample tray table and insert the left
sample rack.
8. Insert the sampling probe and move the sampling probe holder to
location 0 and 5 by means of the Terminal program.
9. Measure the X-offset with a millimeter scale. If there is still a different
offset in X-direction repeat step 4 and 5.
In general, a positional test can also preformed with the spectrometer
operating software by means of the manual commands in the
autosampler page.
10.Check the X-offset also at the right side, i.e. position 146 and 157. If
the X- offset on all corner locations is constant, a parallel misalignment
is corrected.
Figure 27 Location of the Tower Bottom Plate / Tower Mounting Screws
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