Agilent Technologies 6850 Series II User Information page 176

Table 35. Recommended Septa for the Cool On-Column Inlet
Description
Solid septum for manual and automatic injection
(50 pk)
Through-hole septum for automatic injection (25 pk)
Solid septum, bleed and temperature optimized
(50 pk)
Duckbill septum for manual injection only (must use cooling
tower with the duckbill) (10 pk)
Warning Be careful! The oven and/or inlet may be hot enough to cause burns.
Caution Column flow is interrupted while changing septa; since columns may be
damaged at elevated temperatures without carrier flow, cool the oven to room
temperature before proceeding.
Materials needed:
•
•
•
1.
Released: March 2004
New septum—see Table 35
Forceps (or tweezers)
A thin wire (0.2-inch diameter) for removing septum from inlet
Load the SERVICE method or reset the inlet and oven temperatures to
OFF or turn the main power switch off. Let the heated zones cool to room
temperature. Also, make sure that:
• If you have entered parameters that you do not want to lose, store
them as a method
• If the detector is on, turn it off.
6850 Series II GC User Information
Part no.
5181-1261
5181-1260
5182-0745
19245-40050
for part numbers
Routine Maintenance: Inlets
Maintaining a cool on-column inlet
page 176 of 256