144 Agilent 1200 Series Autosampler Reference Manual
4 Repairing the Autosampler
Installing the Sampling Unit
NOTE
The replacement sampling unit is supplied without injection valve and metering head
assembly. If you are exchanging the complete sampling unit, remove the injection valve and
metering head from the defective sampling unit. Install the valve and metering head in the
new sampling unit. See “Injection-Valve Assembly” on page 147 and “Gripper Arm” on
page 128.
1 Mount the tray base onto the sampling unit. Ensure the
tray base is positioned flush against the sampling unit.
2 Tighten the locking screw ¼-turn clockwise.
Correct positioning of
the tray base