Agilent Technologies 6890 Series Instruction Manual

Overview
This document contains the procedure for installing a tray bracket on
an 6890 Gas Chromatograph (GC). You must install the tray bracket
before installing a GC automatic liquid sampler. Before following this
procedure, refer to the safety information on the inside front cover.
Parts List
• Tray bracket assembly
• 3 Torx screws (M4 ×67 flathead)
Required Tools
• T-20 Torx screwdriver
• Flat-blade screwdriver
Steps
1. Preparing the GC
2. Installing the tray bracket on the GC
3. Restoring the GC to operating condition
Installing the Tray Bracket
6890 Gas Chromatograph
Accessories: G1916A
G1917A

2
Install screws
Inlet chassis
Tray
bracket
Captive
screws

3
Preparing the GC
WARNING Hazardous voltages are present in the mainframe when the GC power cord is
plugged in. Avoid a potentially dangerous shock hazard by unplugging the
power cord before removing the side panels.
1. Turn off the GC and unplug the power cord.
Power switch

4
2. If there are injector mounting posts installed, unscrew them using a flat
blade screwdriver.
3. Remove the inlet cover. Loosen the 6 captive screws with a T-20 Torx
screwdriver until you are able to lift off the cover.
Injector
mounting
posts
Inlet
cover

5
Installing the tray bracket on the GC
1. Place the bracket over the inlet chassis, aligning the inlets on the GC
with the corresponding holes in the tray bracket. Press down firmly to
seat the bracket on the inlet chassis.
2. Tighten the three captive screws. Install the three M4×67 screws and
tighten until snug.
Inlet chassis
Tighten 3 captive screws
Install and tighten
3 screws

Copyright© 2001
Agilent Technologies, Inc.
2850 Centerville Road
Wilmington, DE 19808-1610
Printed in USA SEP 2001
G1512-90197
Restoring the GC to operating
condition
1. Reinstall the injector mounting posts
using a flat blade screwdriver.
Make sure the flanges on the posts are
snug against the bracket.
2. Plug in the GC and turn on the power
switch.