To Remove The Electronics Cover - Agilent Technologies 7820A Manual

To Remove the Electronics Cover

C AU TI O N
Maintaining Your GC
You may need to remove the electronics cover to perform NPD
maintenance. The steps required depend on whether or not an
+
FPD is installed.
Raising the electronics cover exposes the GC electronics.
+
Without FPD /FPD installed:
Raise or remove the detector top cover.
1
Remove the side cover.
2
Remove the screw on the left side of the electronics cover.
3
Loosen the screw on the back of the electronics cover.
4
Remove the cover.
5
+
With FPD /FPD installed:
1 Raise or remove the detector top cover.
2 Remove the PMT tube. See
or To Change the FPD Wavelength Filter
Remove the heat shield (the metal "bracket" below the PMT
3
tube) by removing the four screws that secure it to the front
bracket/support.
Remove the side cover.
4
Remove the screw on the left side of the electronics cover.
5
Loosen the screw on the back of the electronics cover.
6
Remove the cover.
7
Removing Covers
+ Wavelength Filter
To Change the FPD
as applicable.
2
21