Replacing The Detector Cell - Agilent Technologies 6890 Series Service Manual

Gas chromatograph

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Thermal Conductivity Detector (TCD)

Replacement procedures

12. Use a T-20 Torx screwdriver to remove the four screws securing the

aluminum detector carrier bracket to the instrument. (Note that two of

the screws secure the cover to the bracket.) Lift the detector from the

Figure 330-8

Replacing the detector cell

Before proceeding, turn off the oven and any heated zones, and let them cool

down. Turn off any detector gases at their supply. Then turn off the main

power switch and unplug the power cord.

Removing the screws from the carrier bracket

Agilent 6890 Gas Chromatograph Service Manual

6890a 6890 plus