Varian 450-GC, User Manual

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Flame Ionization Detector (FID) - Detectors
Varian, Inc. User Manual 450-GC Page: 291
9. Insert the signal probe into the upper arm of the detector tower. The probe
clip should fit around the tapered section on the collector tube tightly
enough to exert a downward force (see Figure 47). Secure the signal probe
by tightening the knurled nut. Make sure the notch in the detector tower arm
does not cut the O-ring seal.
10. Connect the igniter cable to the igniter probe and the signal cable to the
signal probe.
Figure 46: Orientation of Igniter Probe Elements in FID Tower
Figure 47: FID Cross-sectional View
Collector Tube
(03-949587-00)
Signal Probe
Notch
Ignitor Probe
Insulator
Detector Tower
Spring Clip
Ignitor Coil
TOP VIEW
Flame Tip
Ignitor Coil
Spring Clip
Flame Tip
Assembly