Agilent InfinityLab LC Series Vialsamplers User Manual 237
8Maintenance
Exchange the Needle Seat Assembly
Sharp needle
Uncovered needles may cause injuries.
Do not change the needle seat at this point.
Do not touch the tip of the needle.
5 Move the wash port into the service position by slightly
lifting it up and then flapping to the left.
6 In Lab Advisor use Next to move the needle in the down
position (ca. 2
mm above the seat).
OR
In the Local Controller, move the needle down until the
needle tip is ca. 2
– 4 mm above the seat.
7 Disconnect the sample loop from the needle, and, if
needed, also from the metering device.
8 Loosen the fixing screw.
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