Agilent Technologies Agilent 7890 Series Maintenance Manual page 115

Maintaining Your GC
Remove the existing insert from the inlet by gently
6
pushing it out from below with a wire or piece of column.
Store the insert for possible later use.
7 Check that the insert is the correct size for both the
needle and column. (See
Size on the COC Inlet"
Lower the new insert straight into the inlet from the top.
8
The insert can be installed either end up.
Install the spring on top of the insert.
9
Install the septum and septum nut or duckbill septum and
10
cooling tower assembly and finger- tighten.
Install the column. (See
11
with the COC Inlet"
Maintaining the COC Inlet
"To Check the Needle- to- Column
on page 110.)
"To Install a Capillary Column
on page 107.)
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