Agilent Technologies G7035A Operation Manual page 36

2
Installing GC Columns
7
Figure 4
8
9
10 Slide the nut up the column to the inlet base and finger-tighten the nut.
11 Adjust the column position so the septum is even with the bottom of the
12 Tighten the column nut an additional 1/4 to 1/2 turn. The column should
13 Start carrier gas flow.
14 Verify flow by submerging the free end of the column in isopropanol. Look
See also
For more information about installing a capillary column, refer to Optimizing
Splitless Injections on Your GC for High Performance MS Analysis, Agilent
Technologies publication number 5988-9944EN.
36
Position the column so it extends 4 to 6 mm past the end of the ferrule
(Figure 4).
Insulation cup
Reducing nut
Capillary column
Ferrule (inside nut)
Inlet column nut
Septum
Installing a capillary column for a split/splitless inlet
Slide the septum to place the nut and ferrule in the correct position.
Insert the column in the inlet.
column nut.
not slide with a gentle tug.
for bubbles.
4 to 6 mm
5977 Series MSD Operation Manual