122 Agilent 1290 Infinity Binary Pump User Manual
9 Maintenance
Replacing the Outlet valve
Replacing the Outlet valve
When If Outlet valve is defective.
Tools required p/n Description
Wrench, 14 mm
G4220-20012 Torque wrench 2 – 25 Nm
G4220-20014 2.5 mm Hex Bit
Parts required p/n Description
G4220-60028 Outlet valve 1290 Infinity Pump
(primary pump head)
G4220-20020 Internal gold seal for 1290 Infinity outlet valve
1 Close the shut off valves to avoid solvent leaks. 2 Lift up the capillary and remove it from the primary pump
head.