Siemens Maxum II Service Manual page 40

Flame Ionization Detector
4.4 Replacing the FID Igniter
9. Disconnect the FID bias, igniter, and signal cables from the DPM making note of the
connector locations.
10.Disconnect tubing from the FID flame arrestor insert tube in the oven.
Old Igniter
Figure 4-5
11.Remove the flame arrestor insert from the FID bottom body using a 9/16" open-end wrench.
FID Bottom Body
Figure 4-6
40
Flame Arrestor
Insert
FID Assy Bottom with Original Igniter
Narrow End of
FID Flame Arrestor
FID Bottom
Body
Tubing
Connection
Insert
Washer
FID Flame
Arrestor Insert
Maxum Edition II Detectors
Service Manual, May 2018, A5E42019847001