4
Sample Gas Handling
Using the External Filter Unit
Using the External Filter Unit
The male part of the filter must be hand-tightened into the female part, followed by a 1/8 turn with
a 7/16-inch wrench. See
fingertight fitting.
Replace the external filter unit at regular intervals. See
part numbers.
For more information about the external filer, please refer to External Sample Filter Manual
(p/n G3588-90018).
1/16 inch nut and
front and back ferrule
To "Sample In"
Micro GC
Figure 16.
Heated injector connection
Whenever possible, remove moisture from samples introduced to the Micro GC.
Agilent 990 Micro GC User Manual
Figure
16. Orient the arrow on the female half of the filter toward the
Filter female
1/16-inch nut
(CP736736)
Frit for external filter
(CP736735)
Review the Packing List
on page 35 for
Filter male
(CP736737)
From
sample
1/16-inch nut
47