Detectors
6850
6850
Released: April 2004 6850 Series Gas Chromatograph Service Procedures 179
7. Remove the four screws in the stainless
steel coupling and carefully remove the cou-
pling as the remaining quartz window may
fall out. Clean the window using lens tissue.
Caution
This window—the one closest to the flame—
may stick when the detector is cold. It is
easier to remove when the detector is warm,
but be careful to avoid burns.
Figure 1-19. Removing the first heatshield
window
8. Note the placement and types of seals found
on the disassembled parts. Seals should be
replaced with new parts on reassembly.
Weldment, block
Window, first heat shield
Disk, heat shield
Coupling
Lock washer
Gasket, heat shield
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