Agilent Technologies 1260 Infinity II User Manual page 138

8
Maintenance
Exchange the Active Inlet Valve (AIV) or its Cartridge
3
Disconnect the solvent inlet tube at the active inlet valve
(beware of leaking solvents).
5
Using a pair of tweezers, remove the valve cartridge from
the defective active inlet valve.
7
Screw the new valve into the pump head. With the
14 mm wrench, turn the nut until it is hand tight.
138
4
Using a 14 mm wrench, loosen the active inlet valve and
remove the valve from the pump head.
6
Push the cartridge into the new active inlet valve.
8
Position the valve so that the solvent inlet tube
connection points towards the front.
InfinityLab LC Series 1260 Infinity II Binary Pump User Manual