Agilent Technologies G2621-64000, Installation Manual

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Installing a Flame Ionization Detector on an Agilent 6850 Gas Chromatograph
12
Connect the Heater/Sensor Cable
Connect the detector heater/sensor cable to the wiring harness near the
injection part cooling fan.
Connect the other Leads and the Signal Board
1. Raise the lid to the service position and lock it in place by raising the
stop plate.
2. There is an oblong hole through the lid near the left rear corner of the
FID assembly. If there is a grommet in the hole, remove it. Pass the
ignitor cable and the ribbon cable through the hole into the signal board
space.
3. Use a small screwdriver to install the grommet around the cables in the
oblong hole.
4. Connect the ribbon and ignitor cables to the signal board.
5. Turn the signal board over, plug it into the A/D converter board, and
secure it with the signal board clamp.
6. Install the detector electronics cover and tighten all three screws.
7. Lower the stop plate on the lid cam. Pull the lid forward until the cam
follower rests on the curved surface of the cam. Raise the stop plate
behind the cam follower and tighten the screw.
8. Close the lid. Be sure that the folded gas lines do not interfere with it.
A/D converter
board connector
Ribbon cable connector
Ignitor connector