Agilent Technologies 7820A Manual page 225

WA RN IN G
C AU TI O N
C AU TI O N
Maintaining Your GC
Load the GC maintenance method
4
become ready.
Be careful! The oven or detector fittings may be hot enough to
cause burns.
Remove the bead. (See
5
on page 219.)
This step exposes the interconnect spring. Be careful not to touch or
disfigure the spring while working on the FID. Any dirt or bending
will reduce the sensitivity of your detector.
Wear clean, lint-free gloves to prevent contamination of parts with
dirt and skin oils.
6 Remove the screws that secure the lid, and remove it. The top
metal C-ring and upper ceramic insulator may be attached to
the lid.
7 Remove the screws that secure the electrometer and the
interconnect.
Maintaining the NPD
and wait for the GC to
"To Replace the NPD Bead Assembly"
11
225