A SERVICE OF

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Preventive Maintenance
Flame ionization detector (FID)
174
Collector Assembly
Cover Removed, Flame Ionization Detector (FID)
Figure 8-10
Turn off the detector and its heated zone; also turn off gases to the
detector (particularly H
!). Allow time for the detector zone to cool. Open
the top cover at its front edge to access the detector.
1. Using a Pozidriv•typescrewdriver, remove three screws around the
detector cover, and remove the cover.
2. Remove the FID collector assembly by pulling it straight up.
3. Use a cleaning brush (Part No. 8710•1346)to scrub the interior of the
collector.
Using compressed air or N
, blow out loose material from inside the
collector.
Wear proper eye protection when using compressed gas for cleaning
purposes.
WARNING