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Agilent InfinityLab LC Series Vialsamplers User Manual
185
6
Troubleshooting and Diagnostics
Maintenance and Troubleshooting Tools
Table 20
List of injector step commands
Command
Action
Prerequisite Steps
1
1
Prerequisite steps are executed automatically if not already done.
Valve Bypass
The injection valve switches into the bypass posi-
tion.
Plunger Home
The metering piston moves into the home posi-
tion.
Valve Bypass
Needle Up
The needle arm moves into the upper position.
Valve Bypass
Vial to Seat
The gripper arm moves the specified vial to the
needle seat.
•
Valve Bypass
•
Needle Up
Needle into Sample
The needle arm moves down and the needle pene-
trates into the vial.
NOTE
Always the default needle offset value (0.0 mm) is
applied.
•
Valve Bypass
•
Needle Up
•
Vial to Seat
Draw
The metering device draws the specified volume
into the loop capillary.
NOTE
This step can be performed multiple times,
although the maximum volume of the analytical
head will not be exceeded. Use
Plunger Home
to
reset the metering device.
•
Valve Bypass
•
Needle Up
•
Vial to Seat
•
Needle into Sam-
ple
Needle Up
The needle arm moves into the upper position, lift-
ing the needle out of the vial.
Valve Bypass
Vial to Tray
The gripper arm returns the vial into its original
position in the vial drawer.
Needle Up
Needle into Seat
The needle moves down into the needle seat.
Needle Up
(only if a vial
is present on the nee-
dle seat)
Valve Mainpass
The injection valve switches into the mainpass
position.
Needle into Seat
Reset
The sampler gets reset and will reinitialize