Agilent Technologies 8860 Maintaining page 181

11 Maintaining the ECD
To Install a Capillary Column in the ECD
6 Break off the column end by supporting it against the column cutter opposite the scribe.
7 Wipe the column walls with a tissue dampened with isopropanol to remove fingerprints
8 Install the column.
Septum
9 After heating the detector, retighten the 9/16-inch makeup adapter nut and 1/4-inch
10 The GC maintenance wizard will perform checks at the appropriate times, including Leak &
11 Select Finished, then select OK to exit the GC maintenance wizard.
Maintaining Your GC
Inspect the end with a magnifying loupe to make certain there are no burrs or jagged
edges.
and dust.
If the column id is 200 um or more, push the column into the adapter until it stops at the
indentation. Pull it back 1 to 2 mm and tighten the column nut with one 5/16-inch wrench
on the adapter and another 1/4-inch wrench on the column nut.
If the id is less the 200 um, mark the column with a septum 70 ± 1 mm from the end.
Insert column and nut into the adapter with the septum at the rear of the column nut, and
tighten the column nut with one 5/16-inch wrench on the adapter and another 1/4-inch
wrench on the column nut.
column nut.
Restriction tests, and will automatically reset the maintenance counters.
Bad
Good
70 ± 1 mm
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