Agilent Technologies 7820A

66
Agilent 7820 GC Service
3
Capillary, high-
temperature
19244-80620
0.47 mm
(0.018
inch)
61.5
mm
4
Packed
18710-20119
0.46 mm
(0.018
inch)
63.6
mm
Figure Adaptable NPD jets
Removing the NPD electrometer
1 Cool down the oven.
Turn off the GC main power switch and disconnect its power
cord.
Hazardous voltages are present in the
mainframe when the GC power cord is connected.
Avoid a potentially dangerous shock hazard by
disconnecting the power cord before removing
any GC panels.
Components can be damaged by static electricity:
be sure to wear an ESD strap grounded to the GC
chassis while performing this procedure.
Remove both the electronics top cover and the right side cover.