330 Thermal Conductivity Detector (TCD)
Replacement procedures
10 of 24
Jun 2001
Detectors
Agilent 6890 Gas Chromatograph Service Manual
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
instrument.
Figure 330-8 Removing the screws from the carrier bracket
Replacing the detector cell
WARNING 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.
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