Agilent Technologies 1200 series, Справочное руководство, Страница: 86 / 278

86 Agilent 1200 Series Autosampler Reference Manual
3 Troubleshooting and Test Functions
Change Needle
The change-needle/seat function moves the safety flap out of position, and
positions the needle for easy exchange and alignment of the needle and needle
seat.
User Interface
The commands for the ChemStation and Control Module (different names for
the commands in the Control Module are shown in brackets) are:
Start (Change)
Moves the safety flap away from the needle, and positions the needle
approximately 15 mm above the needle seat.
Needle Up (Up Arrow)
Press function key couple of times to move the needle arm up in 2 mm steps.
Needle Down (Down Arrow)
Press function key couple of times to move the needle arm down in 2 mm
steps. The lowest position (“end position”) is used to align the needle at the
correct position in the needle seat.
End (Done)
Completes the procedure by moving the gripper arm to the home position, and
releasing the safety flap.
WA R N I N G
For needle exchange, the needle arm moves down automatically when the front
cover is removed. To avoid personal injury, keep fingers away from the needle area
during needle movement.
N O T E
The autosampler front cover must be in place when “Start” and “End” are selected.