Agilent Technologies 7820A Manual page 198

10
Maintaining the µECD
C AU TI O N
198
Unscrew and remove the adapter cap.
6
Wear clean, lint-free gloves to prevent contamination of parts with
dirt and skin oils.
Remove the fused silica indented mixing liner and inspect.
7
Replace it if it is broken or contaminated with sample or
graphite.
Ultrasonically clean the adapter cap in methanol. Clean the
8
outer surfaces of the makeup gas adapter with methanol.
9 Install the fused silica indented mixing liner into the makeup
gas adapter, then install the cap. The indentation on the
fused silica indented mixing liner must be at the cap end of
the adapter.
Cap
Capillary column
makeup gas
adapter
Place a new 1/4-inch Swagelok nut and ferrule onto the
10
makeup gas adapter.
Indentation
Fused silica indented
mixing liner
Maintaining Your GC