Siemens Maxum II - Page 40

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.
Flame Arrestor
Insert
Old Igniter
Tubing
Connection
FID Bottom
Body
Figure 4-5 FID Assy Bottom with Original Igniter
11.Remove the flame arrestor insert from the FID bottom body using a 9/16" open-end wrench.
FID Flame
Arrestor Insert
Narrow End of
FID Bottom Body
Insert
Washer
Figure 4-6 FID Flame Arrestor
Flame Ionization Detector
4.4 Replacing the FID Igniter
Maxum Edition II Detectors
40 Service Manual, May 2018, A5E42019847001