Agilent Technologies 5977B Series Operating Manual page 44

2 Installing 7890 GC Columns
10 Adjust the column so it extends this specified distance from the end of the
Figure 5 Installing a capillary column in the GC/MS interface for an EI EXT, SS, Inert, or CI source.
Figure 6 Installing a capillary column in the GC/MS interface for an EI HES source.
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transfer line. 

For an EI XTR, SS, Inert or CI Source Installation (See
column extends about 1 mm.

For an EI HES Installation (See

Use the flashlight and magnifying loupe, if necessary, to see the end of the
column inside the analyzer chamber. Do not use your finger to feel for the
column end.
Figure 6.), the column extends 4 to 5 mm.
5977B Series MSD Operating Manual

Figure 5.), the