Agilent Technologies 6850 Series II User Information page 193

Collector
assembly
7.
8.
9.
Caution Do not over-tighten the jet! Over-tightening may permanently deform and
damage the jet, the detector base, or both.
Released: March 2004
Using the nut driver, loosen the jet and pull it straight out. You may need to
use the forceps to grasp the jet.
Inspect the jet sealing surface for scratches. You should see a ring around
the sealing surface; other scratches are unacceptable.
Sealing surface
Inspect the jet tube to make sure it is not bent or crimped. Inspect the jet
for contamination or pieces of broken column by holding it up to a light
and looking through it. If no contamination is present, the tube will be
clear.
Bent tube
6850 Series II GC User Information
Routine Maintenance: Detectors
Maintaining a flame ionization detector (FID)
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