137
Repairing the Autosampler
Sampling Unit
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 140 and “Gripper Arm” on page 123.
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