310 Flame Ionization Detector (FID)
Replacement procedures
8 of 24
Jun 2001
Detectors
Agilent 6890 Gas Chromatograph Service Manual
Replacing the detector weldment
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.
1. Remove the entire detector as described in this section.
2. Remove the collector assembly and the detector’s electrometer as
described in the Removing the electrometer procedure in this section.
3. Remove the 1 1/4-inch brass hex nut from the detector.
Figure 310-7 Replacing the detector weldment
Collector assembly
Hex nut
Electrometer
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