Agilent Technologies Agilent 7890 Series Maintenance Manual page 169

Maintaining Your GC
Insert the glass liner into the inlet from above until the
11
unpacked side of the ferrule rests on the top of the inlet.
12 Replace the head:
• For septumless head, screw the head onto the inlet and
tighten 1/8 turn past finger- tight with a wrench.
Reconnect the carrier gas line.
• For septum head, align the head with the inlet and
manually engage the free- spinning nut to the inlet.
Tighten 1/2 turn past finger- tight with a wrench.
Check all connections for leaks. If necessary, tighten them
13
again by hand.
Restore the analytical method.
14
Configure the new liner. If using the optional barcode
15
scanner, scan the liner directly into your data system
software configuration, then download the changes to the
GC.
Reset the liner counters. See
16
the Operation Manual.
Maintaining the PTV Inlet
To Reset an EMF Counter
9
in
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