8 Maintaining the MMI
To Install a Capillary Column with the Multimode Inlet
128 Maintaining Your GC
10 While holding the inlet base with a wrench thread the column nut into the inlet (but do not
tighten).
11 Adjust the column position so that the septum contacts the bottom of the column nut.
Finger-tighten the column nut until it begins to grip the column.
12 While holding the inlet base with one wrench, use the second wrench to tighten the column
nut an additional 1/4 to 1/2 turn so that the column cannot be pulled from the fitting with
gentle pressure.
13 Plug in the new column’s Smart ID key. See Figure 29.
10%12 mm