11 of 16
Jun 2001
Detectors
Agilent 6890 Gas Chromatograph Service Manual
Auxiliary EPC 360
Replacement procedures
Caution Overtightening may cause hazardous leaks. Tighten the hex nuts exactly as
described below.
12. Use a wrench to tighten the 7/16-inch hex nuts 3/4 turn only.
13. Using a pair of needle-nosed pliers, remove the top rear panel cutout for
Auxiliary. Also remove any cutouts needed to access other manifolds or
accessories installed in the GC. See Figure 360-8.
Figure 360-8 Top rear panel cutouts
14. Place the new top rear panel on its left-most mounting screw. Use the
screw as a hinge and angle the panel while sliding each manifold ID tag
through its cutout in the panel, working from left to right. When all the
tags are through the panel, finish installing the panel on the GC.
Insert tip of
pliers here
Front detector
Back detector
Front inlet
Back inlet
Auxiliary
Left most screw slot