Agilent Technologies Agilent 7890 Series Maintenance Manual page 143

C A U T I O N
Maintaining Your GC
Clean the inlet if there is visible or suspected
contamination. (See
page 147.)
Clean O- ring residue from sealing surface.
Wear clean, lint-free gloves to prevent contamination of parts with
dirt and skin oils.
Slide a new O- ring onto the replacement liner.
7
8 Return the liner to the inlet, pushing it all the way in
until the liner contacts the seal.
Line up the tab on the bottom of the septum assembly
9
with the slot on the insert assembly and push down to
connect. Slide the locking tab to the back.
Turn on the inlet. Allow the inlet and column to purge
10
with carrier gas for 15 minutes before heating the inlet or
the column oven.
Bakeout contaminants. (See
11
from the MMI" on page 149.)
12 Restore the analytical method.
13 Reset the liner counter. See
the Operation Manual.
If using the optional barcode scanner, scan the liner
14
information directly into your data system software
configuration, then download the changes to the GC.
Check for leaks.
15
Maintaining the MMI
"To Clean the Multimode Inlet"
"To Bakeout Contaminants
To Reset an EMF Counter
8
on
in
143