Replace The Outlet Valve (G7120A) - Agilent Technologies InfinityLab LC Series User Manual

8 Maintenance

Replace the Outlet Valve (G7120A)

Replace the Outlet Valve (G7120A)

When If Outlet valve is defective.
Tools required p/n
8710-0510
Parts required p/n
G4220-60028
G4220-20020
Preparations
Remove the pump head assembly.
1 Remove the cap from the outlet valve.
1290 Infinity II High-Speed Pumps User Manual
Description
Open-end wrench 1/4 — 5/16 inch
Spanner-double open ended 14 mm
Description
Outlet valve
(primary pump head)
Internal gold seal for Outlet Valve
2 Counter the outlet valve while opening the lock screw of
the heat exchanger capillary.
195