Agilent Technologies 7820A Manual page 49

C AU TI O N
Maintaining Your GC
Clean the inlet if there is visible or suspected contamination.
(See "To Clean the Split/Splitless Inlet"
Clean O-ring residue from sealing surface.
Wear clean, lint-free gloves to prevent contamination of parts with
dirt and skin oils.
7 Slide a new O-ring onto the replacement liner.
8 Return the liner to the inlet, pushing it all the way in until
the liner contacts the gold seal.
9 Replace the insert retainer nut, tightening it to firm
finger-tightness. Do not overtighten.
If using the Flip-Top inlet, close the lever arm.
10 Turn on the inlet. Allow the inlet and column to purge with
carrier gas for 15 minutes before heating the inlet or the
column oven.
Bakeout contaminants. (See
11
the Split/Splitless Inlet"
12 Restore the analytical method.
Check for leaks.
13
Reset the liner counter.
14
Maintaining the Split/Splitless Inlet
on page 55.)
"To Bakeout Contaminants from
on page 57.)
4
49