Agilent Technologies 7820A Manual page 133

Maintaining Your GC
Remove the existing insert from the inlet by gently pushing it
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out from below with a wire or piece of column. Store the
insert for possible later use.
Check that the insert is the correct size for both the needle
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and column. (See "To Check the Needle-to-Column Size on
the COC Inlet" on page 128.)
Lower the new insert straight into the inlet from the top. The
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insert can be installed either end up.
9 Install the spring on top of the insert.
10 Install the septum and septum nut or duckbill septum and
cooling tower assembly and finger-tighten.
Install the column. (See
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the COC Inlet" on page 125.)
Maintaining the COC Inlet
"To Install a Capillary Column with
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133