Agilent Technologies 6850 Series II User Information page 75

GC setup
Warning If the unit has been in operation, areas may be hot enough to cause serious
burns. Turn off the heated zones and the oven and allow sufficient time for the
unit to cool.
1.
2.
3.
4.
Released: March 2004
If you are using a split/splitless inlet, install a new septum, a new splitless
liner, and a new O-ring seal in the inlet. See
on page 120.
If you are using a purged packed inlet, install a new liner and glass insert
for the checkout column. Also install a new septum and O-ring. See
"Changing septa" on page 139
If you are using a cool on-column inlet, install a new septum, then check
for a proper fit of the needle in the column. See
page 139 and "Cleaning the inlet" on page
If you are using a PTV (programmable temperature vaporization) inlet
with the septum head, install a new septum or microseal, inlet adapter,
silver seal, and glass liner. See
"Replacing liners" on page
page 150.
If you are using a PTV inlet with the septumless head, clean the head and
replace the Teflon ferrule and glass liner. See
head" on page 152,
"Replacing liners" on page
Install the appropriate wavelength filter (S or P) for the test. See
"Changing wavelength filters" on page
Install the 6850 evaluation column.
If present, remove the protective caps from the inlet manifold vents.
6850 Series II GC User Information
and "Changing the O-ring" on page
"Changing the septum" on page
157, and "To replace the inlet adapter" on
"Replacing the Teflon ferrule" on page
157.
"To install a liner and O-ring"
"Changing septa" on
131.
"Cleaning the septumless
210.
Verifying Performance
FPD Checkout
142.
156,
154, and
page 75 of 256