158 1220 Infinity II LC System User Manual
9
Test Functions and Calibration
Autosampler
Running the ALS Alignment Teaching
To align the ALS:
1 Insert a 100-vial tray into the autosampler.
2 Place capped vials into positions 15 and 95.
3 Click Start >>.
The gripper arm moves to a position above vial 15.
4 Answer Yesto reset the correction values to their factory defaults, or No to
leave them as they are.
5 Use Arm Down to move the fingers of the gripper as close as possible to the
top of the vial without touching.
6 Use and (for rotation), and and (for movement left and right) to
adjust the gripper position in the horizontal plane.
7 Use Open Gripper to open the gripper fingers.
8 Use Arm Down to move the gripper arm down a further 5 mm until the vial
cap and the rubber of the gripper fingers are the same height.
9 Check that the vial is in the center of the gripper fingers and readjust the
position if necessary (step 6).
10 When you are satisfied that the gripper position is correct, click Continue.
The gripper arm moves to a position above vial 95.
11 Repeat steps 6 to 9 to align the gripper at position 95.
12 Click Continue.
On completion of the calculation, the values for both X and theta are
rounded to one decimal place. The correction values are stored
permanently in the non-volatile memory of the sampler, and the sampler is
initialized.